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Service 3.4 L - Terry`s Jaguar Parts

1. 2807 On cars with the above engine numbers and onwards 9 to 1 comp ression ratio pistons with domed crowns are fitted replacing flat top pistons The domed crown pistons PartNo 6 16339 can be used to re place the flat top piston 0 10619 provided a complete set is fitted If it is desired to replace a single 9 to 1 compression ratio piston or 3 4 litre engines prior to the above numbers only Part number C 10649 must be used Spares Bulletin number 4 33 refers CRANKSHAFT DAMPER IGNITION TIMING MARKS Models affected All The top dead centre mark on the front face of the crankshaft damper is now continued on the edge of the damper to facilitate tuning the engine by means of Crypton Motormaster or similar testing equip ment the use of which we encourage Jaguar Cars Limited 2005 JAGUAR Number Bel Section Engine Sheet 1 of 4 Date May 1960 PAPER ELEMENT AIR CLEANERS Models affected e litre Mark 2 3 8 litre Mark 2 Mark 1X cars for certain export countries replacing oil bath air cleaners Note that the above models originally fitted with an oil bath type air cleaner are now fitted with a paper element type air cleaner This does not apply to the 2 4 litre Mark 2 model which retains an oil bath air cleaner No maintenance is necessary but the element Part number C 16481 should be renewed every 10 000 miles 46 000 lm or moYe frequently in dusty territories This type of air cleaner is f
2. 503 504 12 77 mm 12 8 mm The valve guide 2 wil be identified by the machining of one groove on the shank and is identical to the 150 oversize guide mentioned above Valve guide 1 will not have a groove Guides with one groove should only be fitted as replacements for those without the groove and the bore in the cylinder head will not then require reaming Guides with two grooves should be fitted as oversize for those with one groove and those with three grooves for guides with two grooves Cylinder head bores will require reaming if either the two or three groove guides are used for replacement purposes The undermentioned table lists the correct size of reaming for each guide Valve Guide Ream Size 1st oversize one groove Do not ream n e0005 012 mm 2nd oversize two grooves 0 505 0002 12 83 mm 005 mm 0005 012 mm 4 1 r e 3rd oversize three grooves 0 010 L 902 12 95 mm 005 mm When removing a worn guide care must be taken to identify each individual guide to its particular bore in the cylinder head Jaguar Cars Limited 2005 JAGUAR Number B 60 Section Engine Page 1 of 1 Date January 1969 CONNECTING ROD BOLTS AND NUTS Models affected Commencing Engine Numbers 420 7F 11134 4206 7D 58837 XJ6 2 8 76 1263 XJG 4 2 7L 1225 240 TI 44610 340 73 52826 4 2 E Type 7R 1795 4 2 E Type 2 2 7R 355310 Commencing at the above engine numb
3. side as the big end bearing shell retaining groove See Fig 2 When fitted the hole in the connecting rod must face forward and be pointing to the thrust inlet side of the engine In the case of the 2 4 litre engine the connecting rod already includes an oil feed hole The oil control ring gap when fitted is O15 033 38 83 mm Jaguar Cars Limited 2005 Fick SECTION HH Jaguar Cars Limited 2005 JAGUAR Number B 25 2nd issue Section Engine Sheet 1 of 1 Date March 1963 Please destroy previous issue of December 1962 MODIFIED PISTON RINGS AND CONNECTING ROD Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 8488 3 4 litre Mark 2 KH 7999 Commencing at the above engine nunbers a new type top compression ring Part Nos C 21665 2 4 litre and C 21666 3 4 litre and a Maxiflex steel rail type oil control ring Part No C 21664 are introduced on 2 4 litre and 3 4 litre engines The top compression ring has a 40 chamfer on the inner edge which must face the top of the ring groove The ring is stamped with a on the b0p facey The new 0il control ring consists of two steel rails with a spacer between the twos These rails are hcldetogether on assembly with an adhesive The expander which is fitted inside the oil control ring should be assembled with the two lugs positioned in the hole directly above the gudgeoy pin bore The new type
4. 011 533 4 0640A 4 BIDS N 56 2014 01 6 025 9 to 1 S C 014534 106654 10 BTDC N 5 LOIL 016 025 7 toi Paper element T N 014533 406404 TDC N 5 2014 016 025 8 to 1 Paper element T U 014533 LOGOA P Broc N 5 4 2014 016 025 9 to 1 Paper element T U 014534 40665A 5 BIDO i N 5 a 2025 AL oe 2016 a Merk 2X 703 Felt Us 014533 O640A 4 BIDC F5 QUO 016 925 8 to 1 Felt TU 014533 40640A 4 BTC N 5 Om 016 025 9 to 1 Felt T U 014 534 106654 5 BTDC N 5 2011 016 pea 7 to 1 Paper element T X i 011 533 406404 ToC N 5 4 4 016 025 8 to 1 Paper element T U 014533 4061 04 Bre N 5 4 014 016 025 9 to 1 Paper element T U 014534 LO665A 5 BIC i e 014 016 A E J For U S A Canada and Mexico use N 8 plugs Jaguar Cars Limited 2005 JAGUAR Number B 8 Section Engine Sheet 4 of 1 Date November 1960 BRAY ENGINE HEATER BOSS Models affected Commen ne Numbe 3 8 litre Mark 2 LA 7214 Mark 1X NC 9709 Xx 150 3 8 litre engine VA 2053 XK 150 S 3 8 litre engine VAS 1285 On cars with the above engine mmbers and onwards the boss in the cylinder block which provides for the fitting of an electric engine heater has been transferred from the left hand side to the right hand side The boss has been transferred to avoid obstruction from the exhaust pipes when fitting a Bray engine heater Spares Bulletin mimbe
5. it indicates that the dip stick is bent and is fouling the baffle in the sump this condition will wipe off oil from the dipstick this giving a false reading It is also possible particularly in the case of the E Type for the dipstick to slide over the top of the baffle in which case no reading will be obtained leading to the sump being overfilled If in the case of the E Type oil is found on the air cleaner element or in the container this indicates that the sump has been overfilled The sump MUST NOT be overfilled otherwise the excess oil will be rapidly burned off giving a false impression of the consumption The quantity of oil between the bottom and top of the knurled patch is approximately 2 pints When adding oil on the above basis it must be remembered that until the engine has been run on the road and subjected to surge conditions the level will not be stabilized Therefore ONLY the amount of oil indicated by dipstick reading see iii a should be put in despite the apparent slow rise in level when oil is added If blue smoke is not emitted from the exhausts after opening the throttles after a period on the overrun it can be assumed that the engine is not using oil Jaguar Cars Limited 2005 JAGUAR Number 3 28 Section Engine Sheet 1 of 1 Date September 1963 GRADED PISTONS Due to the omission of a heading on page B 53 of the Mark 10 and E Type Service Manual it is not clear th
6. p016 Amendment to Service Bulletin No A 1 Alter the ignition timing of the 9 to 1 compression ratio 3 8 litre engine from 5 BTDC to 10 BTDC Contimed Jaguar Cars Limited 2005 Amendment to Service Bulletin No A 3 of May 1960 Alter the mmber of the above bulletin issued in May 1960 from A 3 to Ach Jaguar Cars Limited 2005 JAGUAR Number Section Sheet Date ENGINE TUNING DATA Mark 2 models Mark 1X model B 7 2nd issue Engine 1 of 1 November 1960 The following is a summary of the engine tuning data for the above models ahd supersedes the original issue of Service Bulletin B 7 in July 1960 Compression Ratio Oil bath Paper element Paper element Paper element 2 4 litre Mark 2 Distributor Type and Contact Breaker Gap Jaguar Part No 012733 2014 012732 2014 011269 0014 014533 2014 C14533 2011 014534 011 Lucas Service No Champion Sparking Plug Type and Gap L 7 025 N58 025 N 5 025 N 5 025 N 5 025 N 5 025 Contimied Jaguar Cars Limited 2005 Compression ratio No Distributor Type and Contact Breaker Gap Jaguar Part lucas Service No Static Ignition Timing l Champion Sparking Plug Type and Gap 3 8 litre Mark 2 7tot T X 014533 40640A TDC N 5 O14 016 025 8 to 1 S C
7. the guide_to the cylinder head The inlet and exhaust guides are of different lengths the inlet being the shorter of the two Service replacement guides are available in the following OVersizes Part No Outside Diameter Oversize Inlet C261 98 506 507 12 85 12 87 mm 005 13 mm C 261 98 1 5114 512 12 97 13 00 mi 4 010 25 mm Exhaust C 26195 506 507 12 85 12 87 mm 4 005 13 mm C 26195 1 511 512 12 97 13 00 mm 010 1425 mm Replacement Heat the cylinder head by immersing in boiling water for 30 minutes With a piloted drift after first removing the circlip drive out the old valve guide from the head Jaguar Cars Limited 2005 Bulletin No B 47 March 1967 Page 2 of 2 Ream the valve guide bores to the following dimensions depending on the oversize guides required E 0005 012 mm i 505 7 o9991 12 83 mm 005 mm fre n 0005 012 mm ii 2510 0002 17295 mile 005 mm Note It is imperative to ream the valve guide bores to these dimensions as forcing oversize guides into unreamed holes is likely to crack the cylinder head castings Earlier cylinder heads can be modified by making circlip recesses by either a Counterboring 0 593 15 06 mm x 04 1 02 mm deep This is the preferred method see Fig 1 b Chamfering at 45 as shown in Fig 2 Coat the valve guides with graphite grease and fit the circlip Re heat the cylinder head With a pilote
8. torque tightening figure now being 37 5 1b ft 450 lb in 5 1 kg m Jaguar Cars Limited 2005 JAGUAR Number B 70 Section Engine Page 1 of 1 Date July 1969 REPLACEMENT CRANKSHAFTS 2 4 3 4 3 8 Mark 2 3 8 E type Supplies of Crankshaft C 8628 for the above cars are now completely exhausted Jaguar Spares Division will therefore in future supply Crankshaft C 8628 1 only as a replacement against all orders received It is IMPORTANT to remember that when fitting the new Crankshaft it issimperative that the revised Rear Cover and 011 Sead Assembly reference Spares Bulletin A 66 obtainable under Part Number C 19648 5 is also fitted Jaguar Cars Limited 2005
9. 4823 7F 5997 7D 56496 7E4536054 7E 13780 Commencing at the above engine numbers an improved type of camshaft adjuster plate is fitted The new plate incorporates the guide pin clamping plate and adjusting plate as a complete assembly and is fully interchangeable with the previous type The vaive timing procedure remains unaltered Jaguar Cars Limited 2005 JAGUAR Number B 51 Section Engine Page 1 of 1 Date January 1968 GUM DEPOSITS ON INLET VALVES All models To all Distributors and Dealers Attention is drawn to the fact that under conditions of prolonged storage chemical changes can occur in certain of the additives used in many present day fuels The results of such changes remain in the fuel and wili be drawn into the engine along with the fuel pumped from the tank s when a Car is re started following an extended period out of uses As the engine is warmed gum deposits may form on the inlet valves as a result of the presence of additives affected by chemical changes These deposits may cause the inlet valves to stick with the possible consequence of severe engine damage It is suggested therefore that fuel should be completely drained from the tank s filter and carburetters of any car which is likely to be off the road for a long period If regulations permit the tank s of any car subject to short term storage should ideally be completely filled so as to present a minumum surface area
10. Amendment to Service Bulletin number B 12 The part numbers of the cast iron crankshaft pulley quoted in the above bulletin should read C 18703 2 4 litre C 18904 Jaguar Cars Limited 2005 JAGUAR Number B 14 Section Engine Sheet 1 of 1 Date January 1962 EXHAUST MANIFOLD FLANGE GASKETS Models affected Commencing Chassis Numbers R H Drive L H Drive 3 4 litre Mark 2 158296 177750 3 8 litre Mark 2 207228 219614 On cars with the above chassis numbers and onwards a new type of exhaust manifold flange gasket with a steel shell is intro duced Part number C 18405 1 This gasket_is used in conjunction with modified exhaust manifolds and exhaust down pipe and parts are therefore not inter changeable CYLINDER HEADS Mark IX 3 8 litre Mark 2 3 8 litre XK 150 The chamfer machined on the combustion chambers of cylinder heads fitted to 3 8 litre engines with the exception of the S type Gold top head is no longer used thus standardizing the cylinder head casting with those used on 2 4 and 3 4 litre engines The cylinder head identification colour of dark blue will continue as before If replacing either cylinder head or pistons on any 3 8 litre 8 to 1 compression ratio engine it is essential that the following facts should be noted Piston part numbers are stamped on the flat portion of the crown of the piston Chamfered Cylinder Heads May be fitted with C 14806 or C 14806 1 pistons in sets Uncham
11. JAGUAR Number B 2 Section Engine Sheet 1 of 1 Date January 1960 IMPROVED ENGINE SUMP OIL SEALING Models affected Commencing Engine numbers 2 4 litre Mark 2 BG 1317 3 4 litre Mark 2 KG 1327 3 8 litre Mark 2 LA 1500 Mark 1X NC 6785 XK 150 3 4 litre V 7460 XK 150 S 3 4 litre VS 2183 XK 150 3 8 litre VA 1399 XK 150 S 3 8 litre VAS 1085 On cars with the above engine numbers and onwards a modified crankshaft rear cover assembly Part Number C 16317 with an eccentric oil seal groove is fitted atthe rear of the cylinder block In conjunction with the modified rear cover a new cork rubber seal Part Number 0 16315 is fitted For cars with engines prior to the above mumbers modified cork rubber seal Part Number 2302 8 and sump gaskets Part Number C 16319 have been introduced Sump seals gaskets and rear cover assemblies should be fitted in accordance with the following details Engines up to Engines on and above numbers after above numbers Cork Rubber Seal C 2302 8 C 16345 75 x 23 32 x 7 32 8 x 3 x 7 32 Sump Gaskets 0 16319 0 16319 Crankshaft rear Ce 14400 C 16317 cover assembly Jaguar Cars Limited 2005 JAGUAR Number Be3 Section Engine Sheet 4 of 1 Date May 1960 9 TO 1 COMPRESSION RATIO PISTONS XK 150 and 3 4 litre models Models affected Commencing Engine Numbers XK 150 3 4 litre engine V 7524 XK 150 S 3 4 litre engine VS 2195 3 4 litre Mark 2 KG
12. ars Limited 2005 JAGUAR Number B 12 Section Engine Sheet 1 of 1 Date October 1961 CAST IRON CRANKSHAFT PULLEY Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 3894 3 4 litre Mark 2 Power assisted steering KG 1349 3 8 litre Mark 2 Power assisted steering LB 6271 E Type R 1459 On cars with the above engine numbers and onwards a cast iron crankshaft pulley Part Number C 18702 2 4 litre C 18704 is fitted This pulley replaces the aluminium pulley formerly fitted and is interchangeable with this pulley Spares Bulletin Number A 57 refers AUTOMATIC FAN BELT TENSIONER Models affected Commencing Engine Numbers 3 4 litre Mark 2 Power assisted steering KH 2146 3 8 litre Mark 2 Power assisted steering LB 7222 E Type R 1845 Cars with the above engine numbers and onwards are fitted with a spring loaded jockey pulley on the right hand side of the engine This pulley maintains the correct fan belt tension without adjustment but should it be necessary to replace the fan belt the following instructions should be carried out Slacken the two bolts securing the dynamo to the mounting bracket Remove the nut and unscrew the bolt securing the top dynamo link to the dynamo Slacken the bolt securing the dynamo Continued Jaguar Cars Limited 2005 link to the engine and press the dynamo as far as possible towards the engine Place the new belt in position on the water pump jockey and crankshaft pull
13. at the dimensions quoted against the Piston Grades F to K refer to cylinder bore sizes and not to the actual piston diameter Please therefore insert a heading To suit cylinder bore size above the dimensions quoted IMPROVED MATERIAL EXHAUST VALVE Models affected Commencing Engine Numbers 2 4 Titre Mark 2 BJs 1294 3 4 litre Mark 2 KJ 1713 3 8 litre Mark 2 7503 E Type RA 2972 Mark 10 ZB 1228 Commencing at the above engine numbers all engines are fitted with modified exhaust valves Part No C 21942 of improved steel specification to give longer life The new exhaust valves are interchangeable with the previous type fitted Spares Bulletin A 123 refers SPARKING PLUG INSERTS All Models When it becomes necessary to fit a sparking plug insert C 22381 in the event of a stripped thread a revised procedure as detailed below should be carried out This procedure incorporates a locking pin to prevent the insert from being screwed out when removing the sparking plug FOO desa do wien Jaguar Cars Limited 2005 Bore out the stripped thread to 75 19 05 mm diameter and tap B S P as shown in Fig l Make a counterbore 57 64 22 62 mm diameter to take the larger diameter of the insert as shown in Fig 1 Fit the screwed insert ensuring that it sits firmly on the face at the bottom of the thread Drill and ream a 3 17 mm diameter hole 3 16 4 76 mm deep between the side of the insert and the
14. cylinder head as shown in Fig 2 Drive in the locking pin C 22382 and make sure that the pin is below the surface as in Fig 2 To secure peen over the aluminium on the chamfered portion of the insert and also the locking pin H DIA 02 62 mm si EN 4280 Que 3 MMA Jaguar Cars Limited 2005 JAGUAR Number B 29 Section Engine Sheet 1 of 1 Date November 1963 GUARANTEE CLAIMS ON SPARKING PLUGS All Models In future ali guarantee claims relating to sparking plugs must be made direct to Messrs Champion Sparking Plugs Limited Feltham Middlesex Sparking plugs must not be forwarded under claim to this factory Jaguar Cars Limited 2005 JAGUAR Number B 50 Section Engine Sheet 1 of 1 Date January 1964 SUMP FRONT OIL SEAL REPLACEMENT Models affected Approximate commencing engine numbers Mark 10 ZB 3121 E Type RA 4501 3 4 litre S 7B 1005 3 8 litre S 7B 50348 3 4 litre Mark 2 KJ 3093 5 8 litre Mark 2 LC 8300 Commencing at the above engine numbers the sump front oil seal recess in the timing cover is modified so that the seal may be more easily replaced without removing the timing cover It is of course necessary to lower the oil sump remove the crankshaft damper and cone and the distance piece when the seal can be removed INTRODUCTION OF THE CAST ALUMINIUM SUMP AND LARGER BORE OTL PUMP AND PIPES Models affectedy Commencing engi
15. d drift drive in the guide from the top until the circlip registers in the comterbore or seats on the chamfer of the cylinder head Visually check that the circlip has seated correctly 5930 o ae mr eG FIG COUNTERBORED 0 609 ba 15 5 mm CIRCLIP gt 3758 FIG 2 CHAMFERED Jaguar Cars Limited 2005 JAGUAR Number B 49 Section Engine Sheet 1 of 1 Date March 1967 MAIN BEARING CAP BOLT LOCKWASHERS Models Affected Commencing Engine Numbers 2 4 litre Mark 2 BJ 7577 5 4 litre Mark 2 KJ 10971 3 8 litre Mark 2 LE 4166 3 1 S Type 7B 9687 3 8 S Type 7B 64800 420 7F 4467 420G 7D 56172 4 2 E Type 7E 12961 4 2 E Type 2 2 TE 255288 Commencing at the above Engine Numbers the main bearing cap bolt dockwashers were replaced by plain washers The washers are fully interchangeable The torque figures for the nuts remain as stated in the appropriate Service Manual Part No Plain Washers C 28082 Quantity per Engine 11 off 4 2 E Type and 2 y 2 12 off Ali other models Spares Bulletin A 203 refers Jaguar Cars Limited 2005 JAGUAR B 50 Engine 1 of 1 January 1968 CAMSHAFT SPROCKET ADJUSTING PLATE Models Affected Mark 2 Mark 2 Mark 2 tg Type si Type 420 4206 2 4 litre 3 4 litre 3 8 litre 374 litre 3 8 litre 4 2 E Type 272 4 2 E Type Commencing Engine Numbers BJ 8040 KJ 11548 LE 4225 7B 9772 7B 6
16. e Mark 2 LC 1672 On cars with the above engine numbers and onwards a single fan belt Part No C 19522 having twin vee tracks is introduced The water pump dynamo crankshaft and jockey pulleys are also modified to suit the new fan belt This fan belt may be fitted to engines with numbers prior to that shown above provided that modified dynamo crankshaft water pump and jockey pulleys are also fitted Spares Bulletin number A 77 refers MODIFICATION TO BREATHER PIPE TO OVERCOME CONDENSATION Models affected Commencing Engine Numbers Mark 10 ZA 21357 E Type R 4223 To avoid the possibility of water condensation being drawn into the engine via the breather pipe a 1 16 1 6 mm hole is drilled in the underside of the pipe This hole is situated approximately 6 16 5 cm inwards from the bend beneath the rubber connection which attaches the breather pipe to the air cleaner MODIFIED OIL SUMP Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 5853 3 4 litre Mark 2 KH 4020 3 8 litre Mark 2 LC 1506 On cars with the above engine numbers and onwards a modified oil sump Part No C 2003 is fitted The oil return hose to sump Continued Jaguar Cars Limited 2005 connection has been modified to provide easier fitment The new sump is interchangeable with the earlier sump Part No C 17645 It may also be used as a replacement for oil sump Part No C 15964 on engines bearing the following numbers M
17. e not to round off the corners or edges of the casting 3 Thoroughly cl an off all traces of metal dust and re assemble the filter unit 4 Use a new type Presspahn gasket C 16301 and before assembly lightly coat each side with a good quality jointing compound 5 Fit a longer setscrew Part number UFB 131 10R to the bottom right hand corner position with a special washer C 18458 under the bolt head 6 Start engine and recheck for oil leakage Recheck tightness of filter bolts after initial running Spares Bulletin A 47 refers INTRODUCTION OF DIPSTICK TUBE Models Affected Commencing Engine Numbers 3 4 litre Mark 2 KG5366 3 8 litre Mark 2 LA 8593 On cars with the above engine numbers and onwards a tube is fitted to the dipstick hole in the cylinder block to facilitate replacement of the dipstick This necessitates having a new dipstick Part number C 17527 of greater length between the stop and the bottom end Jaguar Cars Limited 2005 Spares Bulletin No A 44 refers JAGUAR Number B 10 Section Engine Sheet 1 of 1 Date June 1961 LONGER OIL PUMP AND NEW OIL SUMP Models affected Commencing Engine Numbers Sump Oil Pump 2 4 litre Mark 2 BG 8498 BG 9503 3 4 litre Mark 2 KG 6738 KG 7488 3 8 litre Mark 2 LB 1850 LB 2402 E Type R 1009 On cars with the above engine numbers an oil pump with a longer body is fitted On the Mark 2 models this necessitates having a Sump with a slight depression at t
18. ers the connecting rod bolts C 3944 nuts C 2361 and split pins L 103 5 8U were replaced by bolts C 22236 and plain mnuts C 28535 The tensile strength of both bolts and nuts has been increased the torque tightening figure now being 37 5 1b ft 450 lb in 5 1 kg m Jaguar Cars Limited 2005 JAGUAR Number B 70 Section Engine Page 1 of 1 Date July 1969 REPLACEMENT CRANKS HAFTS 2 4 3 4 3 8 Mark 2 3 8 E type Supplies of Crankshaft C 8628 for the above cars are now completely exhausted Jaguar Spares Division will therefore in future supply Crankshaft C 8628 1 only as a replacement against all orders received It iS IMPORTANT to remember that when fitting the new Crankshaft it issimperative that the revised Rear Cover and 011 Sead Assembly reference Spares Bulletin A 66 obtainable under Part Number C 19648 5 is also fitted Jaguar Cars Limited 2005 JAGUAR Number B 60 Section Engine Page 1 of 1 Date January 1969 CONNECTING ROD BOLTS AND NUTS Models affected Commencing Engine Numbers 420 7F 11134 4206 7D 58837 XJ6 2 8 76 1263 XJ6 4 2 7L 1225 240 TIFLAA6TO 340 73 52826 4 2 E Type 7R 1795 4 2 E Type 2 7R 35310 Commencing at the above engine numbers the connecting rod bolts C 3944 nuts C 2361 and split pins L 103 5 8U were replaced by bolts C 22236 and plain nuts C 28535 The tensile strength of both bolts and nuts has been increased the
19. eys and by pressing the jockey pulley towards the engine pass the belt over the dynamo pulley Pass the dynamo securing top bolt through the link and screw into the lug of the dynamo Pull the dynamo away from the engine as far as possible and tighten the top dynamo securing bolt and replace the lock nut Tighten the bolt securing the dynamo link to the engine and also the two bottom dynamo mounting bolts Amendment to Service Bulletin Number B 11 Under commencing Engine Numbers in the above bulletin insert the following 2 4 litre Mark 2 BH 2900 The part number for the 2 4 litre undrilled camshaft is C 17137 Jaguar Cars Limited 2005 JAGUAR Number B 13 Section Engine Sheet 1 of 1 Date December 1961 SUMP REMOVAL E Type A simpler method of removing the sump than that described in the E Type Service Manual has been found This method obviates the removal of the torsion bar reaction tie plate but it will be necessary to remove the crankshaft damper Drain the sump disconnect the oil return hose remove the crankshaft damper remove the sump securing setscrews and withdraw the sump forward CRANKSHAFT REAR SOIL SHAL Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 4551 3 4 litre Mark 2 KH 2794 3 8 litre Mark 2 LB 8247 E Type R 2564 Mark 10 ZA 1001 On cars with the above engine numbers and onwards a modified rear end cover incorporating an asbestos rope oil seal in an annular g
20. f cylinder block Contimed ee Jaguar Cars Limited 2005 Note Bore out and hone the liners in accordance with the following details to suit the grade or grades of pistons to be fitted Piston Grade Cylinder bore size Letter nye 3 4248 to 3 4251 86 990 to 86 997 mm ga 3 4252 to 3 4255 87 000 to 87 007 mm qe 3 4256 to 3 4259 87 010 to 87 017 nm nye 344260 to 3 4263 87 020 to 87 027 nm aga 3 4264 to 3 4267 87 030 to 87 037 mm The piston clearance measured at the bottom of the skirt at 90 to the gudgeon pin axis is 0011 to 0017 028 to 043 mm Note After removal of the cylinder head studs prior to reboring it is advisable to check the area around the stud holes for flatness If the edges of any of the holes are found to be raised they should be filed down flush with the surrounding joint face to ensure a dead flat surface on which to mount the boring equip ment SO 90 17 MM 3420 86 86 MM Jaguar Cars Limited 2005 JAGUAR Number B 7 Section Engine Shes 1 ot 1 Date July 1960 TUNING DATA FOR ENGINES WITH PAPER ELEMENT AIR CLEANERS The following are the revised tuning details for engines fitted with a paper element air cleaner see Service Bulletin B 4 and supplements the information given in Service Bulletin A 1 Compression Distributor Ratio Type and Contact Breaker 014533 014534 014 Marx 1X 7 to 1 T M 014 533 40640A O14
21. fered Cylinder Heads Must only be fitted with C 14806 1 pistons which have a Continued overleaf Jaguar Cars Limited 2005 modified crown to prevent fouling between the piston and cylinder head Note Prior to the following engine numbers the C 14806 piston was fitted therefore an unchamfered cylinder head must not be fitted unless the combustion chambers are machined with a chamfer or a set of C 14806 1 pistons is fitted Mark IX NC 7282 XK 150 3 8 litre VA 1543 Mark 2 3 8 litre LA 2578 e x NE AN 3 408 86 6 MM 70 Amendment to Service Bulletin Number B 12 COMBUSTION CHAMBER CHAMFER Include the following information on Bulletin 8 12 Since the issue of the above bulletin the cast iron crank shaft pulley and automatic fan belt tensioner have been introduced on cars with the following engine numbers Engine Number 3 4 litre Mark 2 with manual steering KH 3116 3 8 litre Mark 2 with manual steering LB 8868 Jaguar Cars Limited 2005 JAGUAR Number B 15 Section Engine Sheet 1 of 1 Date February 1962 REDUCED BIG END CLEARANCES Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 5165 3 4 litre Mark 2 KH 3229 3 8 litre Mark 2 LB 9109 E Type R 3162 Mark 10 ZA 1054 On cars with the above engine numbers and onwards new big end bearings Part No C 18712 with reduced running clearances are fitted These bearings may be fitted in place of the previous type prov
22. gs are fitted to 7 to 1 compression ratio engines and supercedes the L 7 plug previously recommended Spares Bulletin No A 97 refers Jaguar Cars Limited 2005 JAGUAR Number B 25 Section Engine Sheet 1 of 1 Date November 1962 INTRODUCTION OF FIVE BOLT OIL FILTER Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 7969 3 4 litre Mark 2 KH 7063 3 8 litre Mark 2 LC 4265 Commencing at the above engine numbers the oil filter Part No C 20525 is retained by five bolts instead of the previous four A rubber seal is fitted to the oi1 pressure relief valve and also to the balance valve The filter unit is not interchangeable with the previous type fitted Spares Bulletin A 103 refers INTRODUCTION OF LENGTHENED DIPSTICK Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 7671 3 4 litre Mark 2 KH 7310 3 8 litre Mark 2 LC 4461 Mark 10 ZA 3972 Commencing at the above engine numbers a dipstick with a lengthened handle to clear the exhaust is fitted It is inter changeable with the previous type fitted Jaguar Cars Limited 2005 JAGUAR Number B 24 Section Engine Sheet 1 of 1 Date December 1962 CHAMPION UN 12 Y SPARKING PLUGS Models affected Commencing Engine Numbers 3 4 litre Mark 2 KH 8013 E Type Re 9528 Commencing at the above engine numbers Champion UN 12 Y sparking plugs replace those already fitted This sparking plug supersede
23. he front end to ayoid the pump fouling the bottom of the sump The new sump Part number C 17645 can be fitted to engines prior to the numbers given above for the introduction of the new oil pump but the early type sump Part number C 15964 must not be fitted to engines with the longer bodied oil pump Spares Bulletins A 50 and A 5l refers ENGINE BREATHER Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 1166 3 4 litre Mark 2 KG 8272 3 8 litre Mark 2 LB 3922 On cars with the above engine numbers and onwards the engine breather is coupled to the air intake elbow connected to the carbur etters Spares Bulletin number A 52 refers EXHAUST MANIFOLD FLANGE NUTS All models At the 500 mile 800 km free service it is recommended that the exhaust manifold flange nuts are checked for tightness This operation will be included in future reprints of the Periodic Maintenance Voucher booklets Jaguar Cars Limited 2005 JAGUAR Number B 11 Section Engine Sheet 1 of 1 Date August 1961 UNDRILLED INLET CAMSHAFTS Models affected Commencing Engine Numbers 3 4 litre Mark 2 KG 9484 3 8 litre Mark 2 LA 5312 E Type R 1217 On cars with the above engine numbers and onwards a modified inlet camshaft Part number C 17138 is fitted This camshaft does not have a hole drilied in the base of each cam as shown in Service Bulletin number 209 and is interchangeable with the previous one Jaguar C
24. ided that they are fitted in pairs The running clearance is reduced from 0023 0039 06mm 10mm to 0015 0033 04mm 08mm Amendment to Service Bulletin Number B 14 Since the issue of the above Service Bulletin it has been found to be permissible to fit the latest steel asbestos exhaust manifold gasket as a replacement for Part Number C 8981 in conjunction with the early type of manifolds and downpipes Jaguar Cars Limited 2005 JAGUAR Number B 16 Section Engine Sheet 1 of 1 Date March 1962 MODIFIED SEAL AT THE REAR OF EXHAUST CAMSHAFT COVER Models affected Commenc ing Engine Numbers 2 4 litre Mark 2 BH 5531 3 4 Litre Mark 2 KH 3644 3 8 litre Mark 2 LC 1100 E Type R 3691 On cars with the above engine numbers and onwards a revised method of sealing the rear end of the left hand exhaust camshaft cover is introduced This arrangement may be fitted to engines prior to those shown above provided that a modified camshaft cover sealing plug and 0 ring are fitted Spares Bulletin number A 76 refers INTRODUCTION OF DUPLEX FAN BELT Model affected Commencing Engine Number 2 4 litre Mark 2 BH 5365 On cars with the above engine number and onwards a Single fan belt Part No C 19523 having twin vee tracks is introduced The dynamo crankshaft and water pump pulleys are also modified to Suit the new fan belt The new fan belt may be fitted to engines with numbers prior to that shown ab
25. itted on top of the cylinder head To gain access to the element unscrew the wing nut and remove the washer and top cover the element can now be lifted out When replacing the element ensure that it is seated correctly in the bottom plate Also check that the rubber sealing ring between the bottom plate and the base is correctly fitted otherwise air will by pass the cleaner element DISTRIBUTOR DRIVE GEAR END FLOAT Models affected All The minimum end float of the distributor drive gear has been increased from 003 07 mm to 004 10 mm by reducing the thick ness of the thrust washer Contes Jaguar Cars Limited 2005 It is important when assembling the drive gear to check the end float and ensure that it is not less than 004 If the end float is found to be less than this figure the phosphor bronze distributor gear should be examined for signs of indentation by the shoulder of the drive shaft If indented a new distributor drive gear should be fitted Otherwise the thrust washer can be reduced in the thickness by rubbing down on a piece of emery cloth placed on a surface plate Amendment to the 204 eb litre Service Manual On page B 24 under the heading Fit Distributor and Oil pump drive gear amend end float to read 004 to 006 10 to 15 mm Jaguar Cars Limited 2005 JAGUAR Number Ba6 Section Engine Sheet 1 of 1 Date July 1960 SPARKING PLUGS RECOMMENDATION U S A CANADA AND MEXICO Mode
26. ls affected Mark 1X 8 to 1 compression ratio 3 8 litre Mark 2 8 to 1 compression ratio 3 4 litre Mark 2 8 to 1 compression ratio XK 150 ae peel 8 to 1 compression ratio XK 150 3 8 litre 8 to 1 compression ratio Note that for the U S A Canada and Mexico Champion N 8 spark ing plugs are recommended in place of N 5 type for the above models It mist be noted however that N 8 type sparking plugs must NOT be used on 9 to 1 compression engines XK 150 S or 2s litre engines REBORING AND_FITTING CYLINDER LINERS 3 8 litre engines 3 8 litre engines are fitted with cylinders liners in initial production Reboring of the cylinder liners is permissible up to a maximum of 030 76 mm oversize pistons are obtainable in 010 020 and 030 25 mm 51 om and 76 mm size by quoting 10 20 or 30 after the part mmber of the standard size piston After the engine has been rebored to 030 76 mm or if the bores will not clean up at 030 it will be necessary to replace the cylinder liners bore out to standard and fit standard sized pistons The worn liners must be pressed out from the bottam using a stepped block see illustration Before fitting the new liner lightly smear the cylinder walls with jointing compound at a point half way down the bore ani also smear the top outer surface of the liner Press in the new liners from the top and file or lightly skin the tops of the liners flush with the top face o
27. ne numbers 2 4 litre Mark 2 BJ 2264 3 4 litre Mark 2 KJ 2791 3 8 litre Mark 2 LC 8068 Commencing at the above engine numbers an aluminium engine sump is fitted together with revised oil pipes and pump The diameter s of the oil pump inlet and outlet pipes are increased To conform with this the filter basket assembly and the by pass hose from the sump to the oil filter are modified together with the pipe fitting The ignition timing pointer on the front of the sump is also modified In conjunction with this change packing pieces are fitted under the front anti roll bar The aluminium sump is not therefore interchangeable with the steel type without fitting all the parts affected Spares Bulletin No A 129 refers Jaguar Cars Limited 2005 JAGUAR Number B 52 Section Engine Sheet 1 of 1 Date May 1964 f INTERMEDIATE LOWER TIMING CHAIN DAMPER Models affected Commencing engine numbers 3 4 litre Mark 2 KJ 4023 3 8 litre Mark 2 LC 9103 E Type RA 6025 Mark 10 ZB 4170 Commencing at the above engine numbers a different type of intermediate damper is fitted to the lower timing chain The original type secured to the upper timing chain bracket is replaced by a damper secured to two tapped bosses in the cylinder block see illustration Shorter bolts are now fitted to thesupper timing chain bracket Interchangeability The new damper cannot be fitted in place of the previous type as the cylinder block will n
28. ngine Number E Type R 6724 Commencing at the above engine number a longer inlet valve guide Part No C 15509 is introduced on E Type cars and therefore brings it into line with all other current production models The longer valve guide is interchangeable with that previously supplied provided they are fitted in engine sets The fitted distance of 5 16 8 mm above the spot face for the valve spring seat remains the same Spares Bulletin number A 93 refers CHAMPTON UN 12 Y SPARKING PLUG Models affected Commencing Engine Numbers 3 8 litre Mark 2 LC 3051 Mark 10 ZA 2327 Commencing at the above engine numbers Champion UN 12 Y sparking plugs replace those already fitted This sparking plug supersedes the N 5 plug previously fitted and overcomes fouling of the electrodes under heavy traffic conditions CHAMPION N S SPARKING PLUG Model affected Commencing Engine Number 3 4 litre Mark 2 7 to 1 compression KH 6127 ratio Commencing at the above engine number Champion N 5 sparking plugs are fitted to 7 to 1 compression ratio engines and supersedes the L 7 plug previously recommended Continued Jaguar Cars Limited 2005 INTERMEDIATE MAIN BEARING CRANKSHAFT CLEARANCE Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 7122 to BH 7230 BH 7258 onwards 3 4 litre Mark 2 KH 6100 3 8 litre Mark 2 LC 3498 E Type R 6724 Mark 10 ZA 2574 Commencing at the above engine numbers and onwards the inte
29. odels Engine Number 2 4 litre BG 5891 to BG 8497 3 4 litre KG 4675 to KG 6737 LA 7450 to LA 9999 Fan DATE LB 1001 to LB 1849 Spares Bulletin number A 78 2nd issue refers Jaguar Cars Limited 2005 JAGUAR Number B 18 Section Engine Sheet 1 of 1 Date May 1962 DRILLED INLET CAMSHAFTS Models affected Commencing Engine Numbers 3 4 litre Mark 2 KH 4632 3 8 Litre Mark 2 LC 2056 ug Type R 5001 Mark 10 ZA 1730 On cars with the above engine numbers and onwards a modified inlet camshaft Part No C 14985 is fitted This camshaft has a hole driiled in the base of each cam to reduce tappet noise when starting from cold and is fully interchangeable with the previous type fitted See also Service Bulletins B 11 and 209 Spares Bulletin number A 81 refers Amendment to Service Bulletin B 14 Since the issue of the above bulletin the new type of exhaust manifold flange gasket with a steel shell Part No C 18405 1 is introduced on 2 4 litre Mark 2 models Include the following information on Bulletin B 14 Commencing Chassis Number R H Drive L H Drive 112355 126735 Amendment to Service Bulletin F 3 Please note that Service Bulletin F 3 was incorrectly numbered and should have been F 2 Would you please alter your copy accordingly Jaguar Cars Limited 2005 JAGUAR Number B 20 Section Engine Sheet 1 of 1 Date September 1962 LONGER INLET VALVE GUIDE Model affected Commencing E
30. of 1 Date December 1968 VALVE SEAT INSERTS Models affected Commencing Engine Numbers 240 73 3670 340 75452453 3 4 S Type 7B 10826 3 8 S Type 7B 65120 420 7F 9957 420G 7D 58324 4 2 E Type F H C TES17865 4 2 E Type O0pen Sports 7E 17865 4 2 E Sgpe 2 2 7E 55280 XJ6 2 8 litre 7671026 Commencing at the above engine numbers sintered valve seat inserts were fitted These inserts C 28224 Inlet C 28225 Exhaust have reduced depth which allows for an improved valve seat pattern and may be fitted to engines prior to the above commencement numbers if required The removal and refitting details remain identical to that stated in the relevant Service Manual Certain individual engines prior to those quoted above were also fitted with the new inserts Jaguar Cars Limited 2005 JAGUAR Number B 58 Section Engine Page 1 of 1 Date December 1968 SERVICE VALVE GUIDES XK_ ENGINES Replacement valve guides will in future be available in three Sizes and will have identification grooves machined in the shank as follows ist oversize one groove 503 504 12 77 mm 12 8 mm 2nd oversize two grooves 506 507 12 85 mm 12 87 mm 3rd oversize three grooves 511 512 12 98 mm 12 005 mm Valve guides fitted during initial engine assembly are to one of the following dimensions and may be fitted in mixed forms 1 501 502 42 7_ nm 12 725 mm 2
31. of fuel to the atmosphere Jaguar Cars Limited 2005 JAGUAR Number B 54 Section Engine Page 1 of 1 Date July 1968 ENGINE CYLINDER BLOCK HEATER Models affected Commencing Enginc Number 4 2 E Type 7E 216336 4 2 E Type 2 42 7E 254362 4 2 Mark 10 7D 57739 420 7F 8804 240 73 2863 340 73 51686 3 4 Batre S Type 7B 10459 3 8 litreNS Type 7B 65020 Commencing at the above engine numbers all cars exported to Canada will have cylinder block heaters fitted as standard equipment The heaters are of 110 mains voltage The heater unit available under Jaguar Part Number 30380 can be fitted to engines prior to the above commencement numbers if required Jaguar Cars Limited 2005 JAGUAR Models affected 4 2 E Type 4 2 E Type 2 42 4 2 Mark 10 420 240 340 3 4 litre S Type 3 8 litre SteType Number B 55 Section Engine Page 1 of 1 Date July 1968 IMPROVED CRANKSHAFT FRONT OIL SEAL Commencing Engine Numbers 7E 16377 TE 254441 7D 57853 7F 8770 73 2863 TJ 251712 1B 10454 7B 65030 Commencing at the aboye engine numbers an improved crankshaft front oil seal was fitted This oil seal available under Jaguar Part No C 24611 2 is fully interchangeable with the previous seal C 24611 and it is recommended that the new seal is fitted in preference to the old one if replacement becomes necessary Jaguar Cars Limited 2005 JAGUAR Number 8 57 Section Engine Page 1
32. ot have the tapped bosses Assembly Instructions When fitting a new lower timing chain set the intermediate damper A in light contact with the chain when there is an 3mm gap B between the rubber slipper and the tensioner body In the case of a worn chain the gap B may have to be increased to avoid fouling between the chain and the cylinder block Set the lower damper C in light contact with the chain Spares Bulletin No A 137 Refers Jaguar Cars Limited 2005 a 2 n oO r Jaguar Cars Limited 2005 JAGUAR Number B 35 Section Engine Sheet 1 of i Date April 1965 WELLSEAL JOINTING COMPOUND All Models Wellseal jointing compound is now available from the Jaguar Spares Division in 3 oz tubes Part number 10707 This compound is recommended for use on cylinder head gaskets and the instructions for use are as follows La Remove all oil and grease from both mating surfaces of the component by means of a cloth wetted with trichlor ethylene petrol or other volatile grease solvent wiping dry with a clean Cloth Ze Apply Wellseal with a soft brush One coat on each mating surface will suffice in most cases but more than one coat should be applied where the joint is known to be bad Care should be taken to ensure that all mating surfaces are coated Se Allow at least five minutes for drying after application a period of several days may be allowed to elapse if desired bet
33. ove engine number a modified oil pump and 19 05 mm diameter oil suction pipe repiace the existing oil pump and 11 16 17 46 mm oil pipe These parts are interchangeable provided all the items listed in Spares Bulletin No A 119 are fitted CHECKING FOR OIL CONSUMPTION A11 Models In a great many cases of cars reported to have heavy oil consumption it has been found on investigation at the factory that in fact the consumption has been very low or none at all This false impression has been due to distributor and dealers not checking for oil consumption in the correct manner Owing to the length of time needed for all the oil to drain back into the sump estimating oil consumption during normal topping up is misleading and the following procedure should be adopted WHEN INVESTIGATING A COMPLAINT FOR OIL CONSUMPTION THE CAR MUST BE IN EXACTLY THE SAME CONDITION SEE a amp b BELOW EACH TIME THE LEVEL IS CHECKED a The oil level must be checked on both occasions after the car has stood overnight and before starting the engine b The car must be in the same position on the garage floor al AAA Jaguar Cars Limited 2005 i ii iii a b The following points must also be observed Check that the dipstick is being pushed fully home against its stop Gheck that the oil wetted mark is at approximately the same height on each side of the dipstick If the mark varies appreciably from side to side
34. ove provided that modified dynamo crank shaft and water pump pulleys are also fitted Spares Bulletin number A 74 refers MODIFIED CYLINDER HEAD GASKET Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 5531 3 4 litre Mark 2 KH 3644 3 8 litre Mark 2 LC 1100 E Type R 3691 On cars with the above engine numbers and onwards a modified Jaguar Cars Limited 2005 Continued overleaf cylinder head gasket Part No C 19112 2 4 and 3 4 litre C 19113 3 8 litre and E Type is fitted This gasket has enlarged main cylinder head stud holes and is interchangeable with the gasket fitted previously It is recommended that the cylinder head nuts are re checked for tightness at the First 500 miles Free Service The correct torque figure for the cylinder head nuts is 54 lb ft 650 lb ins 7 5 kg m e Spares Bulletin number A 76 refers Jaguar Cars Limited 2005 JAGUAR Number B 17 Section Engine Sheet 1 of 1 Date April 1962 INTRODUCTION OF DUPLEX FAN BELT Models affected Commencing Engine Numbers 3 4 litre Mark 2 KH 4093 3 8 litre Mark 2 LC 1672 On cars with the above engine numbers and onwards a single fan belt Part No C 19522 having twin vee tracks is introduced The water pump dynamo crankshaft and jockey pulleys are also modified to suit the new fan belt This fan belt may be fitted to engines with numbers prior to that shown above provided that modified dynamo crankshaft water p
35. piston rings can be fitted to engines prior to the above numbers provided the following instructions are carried out 2 4 litre pistons will require an 3 17 mm hole drilled in the centre of the oil control ring groove in line with the gudgeon pin bore See Fig 1 3 4 litre pistons already have a hole drilled in the ring groove 5 4 litre engines must have the connecting rod modified inasmuch as a hole 1 32 79 mm diameter is drilled at 45 and 5 7 16 13 8lcm from the centre of the big end bearing bore on the same side as the big end bearing shell retaining groove See Fig 2 When fitted the hole in the connecting rod must face forward and be pointing to the thrust inlet side of the engine In the case of the 2 4 litre engine the connecting rod already includes an oil feed hole The oil control ring gap when fitted is 015 033 38 ae 28S mm It is recommended that a self locking type of piston ring clamp such as the Churchill 38 U 2 is used when refitting the pistons to the cylinder bores Spares Bulletin No A 107 refenaguar Cars Limited 2005 1 Fiat HOLE ON SAME SIDE Ai BEARING SHELL TAB GROOVE Fic 2 Es N 37 29 MM DIA HOLE SECTION HH TE Jaguar Cars Limited 2005 JAGUAR Number B 27 Section Engine Sheet 1 of 1 Date June 1963 MODIFIED OIL PUMP AND OIL PIPE Model affected Commencing Engine Number E Type RA 2078 Commencing at the ab
36. places the X 100 multigrade 10N 30 and 20W 40 oils is recommended for all Jaguar cars As with other multigrade oils if Shell Super Motor Oil is used in an engine that has previously heen run on a straight SAE30 or 40 oil a slight increase in oil consumption may be experienced but this will be compensated by the advantages gained Jaguar Cars Limited 2005 JAGUAR Number B 40 Section Engine Sheet 1 of 1 Date April 1966 OIL FILTERS All Models Following Service complaints of oil leaks from engine oil filter Units it is now ESSENTIAL that the sealing ring located in the filter head is renewed each time the canister is removed from the unit This applies to all Routine Maintenance periods including the Free Service Jaguar Cars Limited 2005 JAGUAR Number B 47 Section Engine Sheet 1 of 2 Date March 1967 VALVE GUIDES WITH CIRCLTP RETATNERS Models affected Commencing Engine Numbers 2 4 litre Mk 2 BJ 5736 3 4 litre Mk 2 KJ 8772 3 8 litre Mk 2 LE 3443 3 4 litre S Type 7B 7090 3 8 litre S Type 7B 60959 4 2 litre Mk 10 7D 53851 4 2 litre E Type 7E 7150 4 2 litre E Type 2 4 2 7E 50022 Commencing at the above engine numbers circlips are fitted to the walve guides Lo ensure positive location in the cylinder head The cirelip registers in a counterbore machined in the cylinder head The outside diameter of the guide is reduced atthe lower end and to provide a llead in swhen fitting
37. r 4 11 refers MODIFIED ENGINE OIL FILTER Models affected Commencing Engine Number 2 4 litre Mark 2 BG 5891 3 4 litre Mark 2 KG 4675 3 8 litre Mark 2 LA 74 50 On oars with the above engine numbers and orwards a modified oil filter Part mmber C 16296 is fitted The canister of the new oil filter is inclined dowwards and therefore no drain plug is fitted The oil pressure relief valve is retained by the outlet adaptor to which oil return hose is fitted and mst not be confused with the balance valve sce illustration overleaf The element Part mumber 1526 FG 2306 and sealing ring Part mmber 6883 are the same as fitted to the previous type of oil filter Spares Bulletin mmber 4 40 refers Jaguar Cars Limited 2005 BALANCE VALVE N sj OIL PRESSURE RELIEF VALVE Jaguar Cars Limited 2005 JAGUAR Number B 9 Section Engine Sheet 1 of 1 Date February 1961 DOWNSWEPT OIL FILTER LEAKAGE FROM FLANGE FACE If on engines with the downward pointing oil filter see Service Bulletin B 8 oil leakage is experienced between the filter head and cylinder block faces the unit should be removed and the following procedure carried out ds Remove the canister and element Clean the oil from the filter head casting by washing in a suitable solvent and thoroughly dry out 2 Reface the oil filter joint face by rubbing on a piece of emery cloth placed on a surface plate er on a piece of plate glass Take great car
38. rmediate main bearing clearance is brought into line with the front centre and rear main bearings Ali main bearing journals are now of 2 750 to 2 7505 diameter The crankshaft part number remains unchanged is directly interchangeable with the previous types fitted CAST IRON WATER PUMP_AND FAN PULLEY 2 4 litre Mark 2 Model Commencing at engine number BH 7206 a cast iron water pump fan pulley Part No C 20176 replaces the aluminium pulley originally fitted and is interchangeable with this pulley Jaguar Cars Limited 2005 EQUALISER RAILS aa SPACER Fic 5 1 8lcm 79 MM CIA HO E HOLE ON SAME SIDE AS BEARING SHELL TAB GROOVE SECTION HH 2425 Fw 2 Jaguar Cars Limited 2005 JAGUAR Number B 22 Section Engine Sheet 1 of 1 Date October 1962 LARGER MAIN BEARING CAP DOWELS Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 7969 3 4 litre Mark 2 KH 6481 3 8 litre Mark 2 LC 3827 E Type R 7195 Mark 10 ZA 3171 Commencinyg at the above engine mimbers abl ecybinder brotks and bearing capSsare machined to accomodate larger dowels on the left hand side The original dowels are _ still used or the right hand side Spares Bulletin No A 94 refers CHAMPION N S SPARKING PLUG Model affected Commencing Engine Number 2 4 litre Mark 2 7 to L compression BH 7655 ratio Commencing at the above engine number Champion N 5 sparking plu
39. roove is introduced A modified crankshaft is also introduced in conjunction with this new seal Spares Bulletin number A 66 refers DIPSTICK GUIDE TUBE Models affected Between Engine Numbers 3 4 litre Mark 2 KG 2095 and KG 5365 3 8 litre Mark 2 LA 2782 and LA 8592 Jaguar Cars Limited 2005 Parts required C 19964 Dipstick guide tube l off UFB 131 13R Bolt 1 off C 12344 Distance piece 1 off FW 105 T Plain washer l off Difficulty has sometimes been experienced in replacing the dipstick on cars with the above Engine numbers fitted with swept back exhaust manifolds but not fitted with a dipstick guide tube To deal with this condition a guide tube has been designed to he attached to the clutch housing support bracket securing bolt nearest the dipstick boss To fit the guide tube remove the forward support bracket securing bolt and replace it with a longer one UFB 131 13 R Place the distance piece C 12344 over the bolt and on top of the cylinder block flange Place the dipstick guide tube over the dipstick boss so the elongated hole in the bracket fits over the bolt and on top of the distance piece and secure loosely with the plain washer FW 105 T and the original spring washer and nut Taper the extreme end of the dipstick blade to facilitate entry and insert the dipstick through the guide tube and into the cylinder block Having tbus lined up the guide tube and dipstick hole tighten the securing nut and bolt
40. s the N 5 plug previously fitted and overcomes fouling of the electrodes under heavy traffic conditions Jaguar Cars Limited 2005 JAGUAR Number 8 25 Section Engine Sheet 1 of 1 Date December 1962 MODIFIED PISTON RINGS AND CONNECTING ROD Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 8488 3 4 litre Mark 2 KH 7999 Commencing at the above engine numbers a new type top compression ring and a steel rail type oil control ring are introduced on 2 4 litre and 3 4 litre engines The top compression ring has a 40 chamfer on the inner edge whieh must face the top of the ring groove The ring is stamped with a T on the top face The new oil control ring consists of two steel rails with a spacer between the twO0 These rails are held together on assembly with an adhesives The expander which is fitted inside the oil control ring should be assembled with the two lugs positioned in the hole directly above the gudgeon pin bore The new type piston rings can be fitted to engines prior to the above numbers provided the following instructions are carried out 2 4 litre pistons will require an 3 17 mm hole drilled in the centre of the oil control ring groove in line with the gudgeon pin bore See Fig 1 3 4 litre engines must have the connecting rod modified inasmuch as a hole 1 32 79 mm diameter is drilled at 45 and 5 7 16 13 81 cm from the centre of the big end bearing bore on the same
41. ump and jockey pulleys are also fitted Spares Bulletin number A 77 refers MODIF ICATION TO BREATHER PIPE _TO OVERCOME CONDENSATION Models affected Commencing Engine Numbers Mark 10 ZA 1357 E Type R 4223 To avoid the possibility of water condensation being drawn into the engine via the breather pipe a 1 16 1 6 mm hole is drilled in the underside of the pipe This hole is situated approximately 6 16 5 cm inwards from the bend beneath the rubber connection which attaches the breather pipe to the air cleaner MODIFIED OIL SUMP Models affected Commencing Engine Numbers 2 4 litre Mark 2 BH 5853 3 4 litre Mark 2 KH 4020 3 8 litre Mark 2 LC 1506 On cars with the above engine numbers and onwards a modified oil sump Part No C 19922 is fitted The oil return hose to sump connection has been modified to provide easier fitment The sump is only interchangeable on Mark 2 models having the Ja Continued 2005 oil filter inclined downwards On Mark 1 and early Mark 2 cars having the oil filter in an upwards direction the sump cannot be fitted Spares Bulletin number A 78 refers Jaguar Cars Limited 2005 JAGUAR Number B 17 2nd issue Section Engine Sheet 1 of 1 Date May 1962 This Service Bulletin supersedes the original issue of Bulletin B 17 of April 1962 which should be destroyed INTRODUCTION OF DUPLEX FAN BELT Models affected Commencing Engine Numbers 3 4 Litre Mark 2 KH 4093 3 8 litr
42. ween application of Weilseal and assembly of the unit There is no need to wipe off excess compound exuding from the edges of the joint unless there is any special reason for doing so 4s When dismantling the joint it should readily part and the compound may be removed with carbon tetrachloride or trichlorethylene Jaguar Cars Limited 2005 JAGUAR Number B 37 Section Engine Sheet of 1 Date June 1965 SPARKING PLUGS CHANGE IN TYPE Model affected Commencing engine number 4 2 Mark 10 7D 51589 Commencing at the above engine number Champion N 11Y sparking plugs are fitted in place of Champion N 5 type N 11Y plugs can be fitted in sets in place of the N 5 when normal replacement becomes necessary Spares Bulletin No A 173 refers REVOLUTION COUNTER GENERATOR DRIVING DOG CHANGE IN MATERIAL Models affected Commencing engine numbers 2 4 litre Mark 2 BJ 5000 3 4 litre Mark 2 KJ 7506 3 8 litre Mark 2 LE 2384 3 4 S Type 7B 4921 3 8 S Type 7B 57695 4 2 Mark 10 7D 51619 4 2 E Type 7E 4027 Commencing at the above engine numbers a modified type of Rev counter generator driving dog Part number C 25426 is fitted The new dog is of bonded steel rubber and will be supplied as a replacement for the plastic type C 16772 when sufficient supplies are received Spares Bulletin No A 174 refers SHELL SUPER MOTOR OIL All Models This new Shell 10W 40 multigrade oil which re

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