Shop/By Category/Group B · Engine · Top End

Group B · 1000 parts

Engine · Top End.

Pistons, barrels, head, valves, camshaft and rocker gear.

Pistons & RingsCylinder HeadValves & SpringsCam & TappetsRocker Boxes

CRANKSHAFT — PISTONS · 79 parts

68-0357Piston ring — taperDetail

71-1106Connecting rod complete, less big-end shell — leftDetail

71-1106Connecting rod complete, — leftDetail

67-1536Bolt — connecting rod (5/16" B.S.C.)Detail

67-1536Bolt — connecting rodDetail

41-0673Key — alternator rotorDetail

41-0673Key — rotor to crankshaftDetail

68-0635Shim (·010") — crankshaft bearing, leftDetail

68-0633Shim (·003") — crankshaft bearing, leftDetail

68-0634Shim (·005") — crankshaft bearing, leftDetail

67-0674Oil seal — crankcase, leftDetail

68-0625Bearing — crankshaft, left (Hoffmann RM.11L)Detail

68-0638Cup — shim retainingDetail

68-0184Plug — crankshaft oil tubeDetail

68-0185Crankshaft oil tubeDetail

71-1347FlywheelDetail

71-1003Washer — flywheel boltsDetail

68-0580Bolt — flywheel (3/8" B.S.C.)Detail

68-0580Bolt — flywheel (⅜" B.S.C.)Detail

71-1957Locknut — connecting rod bolt (5/16" B.S.C.)Detail

71-1957Locknut — connecting rod bolt (5⁄16" B.S.C.)Detail

71-1346CrankshaftDetail

67-0793Dowel — crankshaft bushDetail

68-0685Thrust washer — crankshaft bushDetail

68-0050Pinion — oil pump driveDetail

67-0643Nut — crankshaft, rightDetail

67-0644Lockwasher — crankshaft nutDetail

67-0645Washer — pump drive pinion (·578" × ·875" × ·064")Detail

40-3150Key — crankshaft pinionDetail

67-0339Pinion — crankshaftDetail

+ 29 more in this figure

CRANKSHAFT, CAMSHAFTS AND CONNECTING RODS · 39 parts

72-0002CRANKSHAFT AND FLYWHEEL ASSEMBLYDetail

70-3903Oil tubeDetail

71-2800Screwed plugDetail

70-3902Plug, crankshaft oilwayDetail

71-7444FlywheelDetail

72-0004Flywheel boltDetail

71-1003WasherDetail

21-2183Crankshaft stud (1 ⅜in. O.A.)Detail

60-7362Main bearing, rightDetail

70-3300Clamping washerDetail

71-2877NutDetail

70-2879Main bearing, leftDetail

71-2663SpacerDetail

70-8038Shim (0·010in.) — Engine sprocketDetail

71-3542Sprocket, Triplex — 29 teethDetail

71-3544Distance pieceDetail

71-0082Rotor KeyDetail

99-7058RotorDetail

21-7024Fan disc lock washerDetail

21-2182Rotor nutDetail

71-3006CONNECTING RODDetail

70-9914Connecting rod boltDetail

21-7091Self lock nutDetail

70-3586Big end bearing (available in - 0·010in and 0·020in undersizes)Detail

71-3778PISTON COMPLETE (7·9:1)Detail

71-3690Taper compression ringDetail

71-7703Oil control ringDetail

71-3354Gudgeon pinDetail

71-3700CirclipDetail

71-7016Inlet camshaftDetail

71-1007Inlet camshaft nutDetail

72-0025Exhaust camshaftDetail

70-6523Exhaust camshaft nutDetail

70-6159INTERMEDIATE WHEELDetail

70-0400Bush — intermediate wheelDetail

71-3666Camshaft pinionDetail

70-1558Camshaft keyDetail

71-7679Timing pinionDetail

70-1580Key - timing pinionDetail

CRANKSHAFT, PISTON AND TIMING GEARS · 91 parts

70-5892CRANKSHAFT ASSEMBLYDetail

70-5323CRANKSHAFT ASSEMBLYDetail

70-4436Left flywheelDetail

70-4439RIGHT FLYWHEELDetail

70-5893RIGHT FLYWHEELDetail

70-5864Nylon insertDetail

70-5806Screwed plugDetail

70-3420Screwed plugDetail

70-3902Oilway plugDetail

70-5802CRANKPINDetail

70-4999CRANKPINDetail

70-3292Oilway plugDetail

70-5416Connecting rodDetail

70-4445Connecting rodDetail

70-1762Small end bushDetail

70-4447Big end bush (Export only)Detail

70-5418Big end bush (Export only)Detail

CP141PISTON COMPLETE, C.R. 7 : 1Detail

70-0656Compression ringDetail

70-3048Taper compression ringDetail

70-3387Oil control ringDetail

70-1750Gudgeon pinDetail

70-1767CirclipDetail

CP172PISTON COMPLETE, C.R. 9 : 1Detail

70-3959Compression ringDetail

70-3960Taper compression ringDetail

70-3961Oil control ringDetail

70-4453KeyDetail

70-5260Distributor drive gearDetail

70-4451Timing pinionDetail

+ 41 more in this figure

CYLINDER BARREL — EXHAUST PIPES — VALVES · 68 parts

71-1166Collet — valve springDetail

71-1165Collar — valve spring, topDetail

71-1177Valve spring — innerDetail

71-2222Valve spring — outerDetail

19-7625Cover — spark plug (Champion WC.200)Detail

19-7606Spark plug — (Champion N.3)Detail

68-0663Valve — exhaustDetail

71-2043Exhaust pipe — leftDetail

70-9890Tube — exhaust pipe connectingDetail

70-9888Coupling pipe — exhaustDetail

14-1301Locknut — finned collar fixing (¼" UN.F.)Detail

29-0541Lockwasher — finned collar fixingDetail

42-2848Finned collar — exhaust pipesDetail

14-0609Screw — finned collar fixing (¼" UN.F. × 1¼")Detail

54-2537Clip — coupling pipe fixingDetail

71-2045Exhaust pipe — rightDetail

75-2719"D" washer — coupling pipe clipDetail

14-0204Bolt — connecting tube clamp (¼" UN.F. × 1⅜")Detail

70-9627Clamp — connecting tubeDetail

14-1202Locknut — coupling pipe clipDetail

70-9626Cap — connecting tube clampDetail

14-0217Bolt — coupling pipe clip (5/16" UN.F. × 1¼")Detail

14-1301Locknut — connecting tube clamp (¼" UN.F.)Detail

71-2045Exhaust pipe — rightDetail

71-1433Gasket — cylinder baseDetail

70-2580Exhaust pipe — leftDetail

68-0370Push rod — inletDetail

14-0101Bolt — exhaust pipe fixing (¼" UN.F. × ½")Detail

68-0362Tappet — inlet and exhaustDetail

82-9020Spring washer — exhaust pipe fixingDetail

71-2581Exhaust pipe — rightDetail

68-0163Circlip — tappetsDetail

71-1433Gasket — cylinder baseDetail

68-0372Push rod — exhaustDetail

68-0370Push rod — inletDetail

71-1464Cylinder barrelDetail

71-0827Gasket — cylinder headDetail

68-0362Tappet — inlet and exhaustDetail

+ 18 more in this figure

CYLINDER BARREL AND HEAD · 88 parts

70-3385Cylinder BarrelDetail

70-4037Cylinder base washerDetail

70-3170Crankcase to cylinder head stud (4 19/32 in. O.A.)Detail

70-3386Cylinder head dowelDetail

70-4049ACYLINDER HEAD C/W GUIDESDetail

70-3208Valve guideDetail

70-3209Valve guide circlipDetail

70-3207Exhaust pipe adaptorDetail

70-3217Cylinder head gasketDetail

70-4103NutDetail

70-3446Plain washerDetail

70-3963Inlet valveDetail

70-3147Exhaust valveDetail

70-3965Inner valve spring (red)Detail

70-3214Inner valve springDetail

70-3965Inner valve spring (red)Detail

70-3214Inner valve springDetail

70-3966Outer valve spring (red)Detail

70-3215Outer valve springDetail

70-3966Outer, valve spring (red)Detail

70-3964Bottom cupDetail

70-3213Bottom cupDetail

70-3964Bottom cupDetail

70-3301Top collarDetail

WE259ASplit cotterDetail

70-3251INLET ROCKERDetail

70-3252EXHAUST ROCKERDetail

70-3222Rocker ball pinDetail

70-3223Adjuster pinDetail

+ 38 more in this figure

CYLINDER BARREL, EXHAUST PIPES, VALVES · 98 parts

68-0158Collet, valve springsDetail

71-1166Collet, valve springsDetail

68-0166Top collar, valve springsDetail

71-1165Top collar, valve springsDetail

71-1177Inner valve springDetail

68-0805Inner valve springDetail

68-0930Outer valve springDetail

19-7625Spark plug cover (Champion WC.548)Detail

19-7625Spark plug cover (Champion WC548)Detail

19-7606Spark plug (Champion N3)Detail

19-7616Spark plug (Champion N4)Detail

19-7606Spark plug (Champion N3)Detail

19-7616Spark plug (Champion N4)Detail

66-0102Spark plug washerDetail

68-0662Exhaust valveDetail

68-0663Exhaust valveDetail

68-0662Exhaust valveDetail

68-0663Exhaust valveDetail

70-9127Exhaust pipe (left-hand)Detail

70-9127Exhaust pipe, left-handDetail

70-9890Cross tube, exhaust pipeDetail

70-9130Exhaust pipe, right-handDetail

70-9130Exhaust pipe (right-hand)Detail

14-0204Bolt, cross tube clip (1/4" U.N.F. × 1 3/8")Detail

14-0204Bolt, cross tube clip (1/4" Unified Fine x 1 3/8")Detail

70-9627Cross tube clipDetail

70-9626Cap, cross tube clipDetail

14-0301Nut for bolt, line 12 (1/4" Unified Fine)Detail

14-0301Nut, for bolt line 12 (1/4" U.N.F.)Detail

42-2848Finned collar, exhaust pipesDetail

14-0301Nut for screw, line 20 (1/4" Unified Fine)Detail

14-0301Nut, for screw line 20 (1/4" U.N.F.)Detail

68-2789Exhaust pipe (left-hand)Detail

68-2789Exhaust pipe, left-handDetail

29-0541Lockwasher for nut, line 17Detail

29-0541Lockwasher, for nut line 17Detail

14-0609Screw, finned collar (1/4" Unified Fine x 1 1/4")Detail

14-0609Screw, finned collar (1/4" U.N.F. × 1 1/4")Detail

68-2794Tie bracket, exhaust pipesDetail

68-2791Exhaust pipe (right-hand)Detail

68-2791Exhaust pipe, right-handDetail

2-1462Spring washer, for bolt line 24 (1/4")Detail

82-9020Spring washer for bolt, line 24 (1/4")Detail

+ 48 more in this figure

CYLINDER BARREL, PUSH RODS AND TUBES, TAPPET BLOCKS · 103 parts

71-3209CYLINDER BARREL C/W LINERSDetail

70-6529CYLINDER BARREL C/W LINERSDetail

71-3209CYLINDER BARREL C/W LINERSDetail

70-6529CYLINDER BARREL C/W LINERSDetail

71-3209CYLINDER BARREL C/W LINERSDetail

70-6529CYLINDER BARREL C/W LINERSDetail

70-8914Cylinder linerDetail

70-8817Pillar studDetail

21-0686Stud, barrel to head (4⅝ in. O.A.)Detail

21-0692Base nut (12 point)Detail

70-8770WasherDetail

GS308WasherDetail

70-8770WasherDetail

70-6496Cylinder base gasketDetail

+ 53 more in this figure

CYLINDER BLOCK – PISTONS – CRANKSHAFT · 47 parts

70-4752Washer – push rod cover jointDetail

71-1238Push rod - inlet and exhaustDetail

71-1733Gasket – cylinder headDetail

70-8817Stud – cylinder blockDetail

70-1532Dowel – cylinder head to blockDetail

71-2614Cylinder block assemblyDetail

70-8914Liner – cylinder blockDetail

70-9465Dowel – tappet blockDetail

70-6496Gasket – cylinder baseDetail

70-9740Connecting rod – complete assemblyDetail

70-9727Bolt connecting rodDetail

14-1202Nut – connecting rod bolt (5/16" UN.F)Detail

14-0303Nut – main bearing cap (3/8" UN.F)Detail

71-1129Washer, tab – main bearing cap nutDetail

—Cap - main bearing (supplied only with crankcase)

70-9027Shell – main bearing ('010" undersize)Detail

70-6023Shell – main bearing (standard)Detail

70-9030Shell – main bearing ('040" undersize)Detail

70-9028Shell – main bearing ('020" undersize)Detail

70-9029Shell – main bearing ('030" undersize)Detail

70-6577Plug – crankshaft oilwayDetail

70-6026Circlip – right bearing retainingDetail

70-8780Bearing – crankshaft, right (Hoffman R.125)Detail

70-8745Stud – main bearing cap (3/8" UN.F/UN.C X 47/8")Detail

71-3307Crankshaft assemblyDetail

70-1591Bearing – crankshaft, left (Hoffmann MS11)Detail

70-6025Circlip – left bearing retainingDetail

70-9023Shell – connecting rod big end ('010" undersize)Detail

70-5998Shell – connecting rod big end (standard)Detail

70-9026Shell – connecting rod big end ('040" undersize)Detail

70-9024Shell – connecting rod big end ('020" undersize)Detail

70-9025Shell – connecting rod big end ('030" undersize)Detail

70-6840Circlip – gudgeon pinDetail

70-9741Piston complete (standard)Detail

70-6836Gudgeon pinDetail

70-9739Piston ring – scraper (standard)Detail

70-6838Piston ring – compression (standard) topDetail

70-6838Piston ring – compression (standard) centreDetail

71-3211Tappet block – right (standard)Detail

71-3449Tappet block – right ('010" oversize)Detail

71-3213Intake and exhaust tappetDetail

71-3212Tappet block – left (standard)Detail

71-3448Tappet block – left ('010" oversize)Detail

71-1190Gasket, push rod cover tubeDetail

70-4746Cup, sealing washerDetail

70-4752Washer, sealing, push rod cover tubeDetail

70-6955Cover tube, push rodDetail

CYLINDER BLOCK AND HEAD · 247 parts

60-7289Helicoil inserts cyl headDetail

70-7563'O' Ring Tappet Guide BlockDetail

60-7290Helicoil inserts cyl headDetail

71-4006Cylinder blockDetail

71-7634Cylinder base washerDetail

70-6309Cylinder base washerDetail

70-3798Cylinder base gasketDetail

71-7487Cylinder barrel assyDetail

71-4005Cylinder blockDetail

70-9719Cylinder blockDetail

21-2177Cylinder base nutDetail

70-7563"O" ringDetail

70-3446WasherDetail

21-1908Cylinder base nutDetail

21-2177Cylinder base nutDetail

70-3446WasherDetail

21-0692Nut (12 point)Detail

21-0692Cylinder base nut (12 point)Detail

70-3446WasherDetail

21-0692Cylinder base nut (12 point)Detail

70-9352Tappet guide blockDetail

21-0692Cylinder head nut (12 point)Detail

71-7194Tappet guide blockDetail

71-7008TappetDetail

97-0200Tappet block screw (7/16 in. U.H.)Detail

71-7385Push rod cover tubeDetail

71-7191Push rod cover tubeDetail

71-3330Push rodDetail

70-1612Serrated washerDetail

71-7382Push rodDetail

97-0200Set boltDetail

71-7196SleeveDetail

70-2441Copper washerDetail

70-4040Tappet, Racing typeDetail

71-7196SleeveDetail

71-2643CYLINDER HEAD c/w GUIDESDetail

70-7563'O' ring - tappet guide blockDetail

—Not printed (ref skipped in source)

70-6301Valve guideDetail

71-7191Push rod cover tubeDetail

71-1283'O' ringDetail

70-3209Valve guide circlipDetail

71-7196SleeveDetail

—Not printed (ref skipped in source)

71-7451Cylinder head joint ringDetail

14-0301Nut, rocker boxDetail

71-1283'O' ringDetail

71-4619Cylinder head gasketDetail

71-3330Push rodDetail

+ 197 more in this figure

CYLINDER BLOCK AND HEAD TR7RV · 140 parts

70-6309Cylinder base washerDetail

71-4005Cylinder blockDetail

21-2177Cylinder base nutDetail

70-3446WasherDetail

21-0692Cylinder base nut (12 point)Detail

71-3329Push rod cover tubeDetail

71-3330Push rodDetail

71-1707SleeveDetail

70-4752Sealing ringDetail

70-7310'O' ring - bottomDetail

70-7310'O' ring—bottomDetail

70-7310'O' ring - bottomDetail

71-1283'O' ring—topDetail

71-1283'O' ring - topDetail

71-3681Cylinder head gasketDetail

71-4619Cylinder head gasketDetail

71-3681Cylinder head gasketDetail

71-4020CYLINDER HEADDetail

71-3558CYLINDER HEADDetail

71-4020CYLINDER HEADDetail

71-3294Inlet valve guideDetail

71-3295Exhaust valve guideDetail

70-4603Inlet valveDetail

70-2904Exhaust valveDetail

+ 90 more in this figure

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