Engine

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There are 200 parts in this category.

Code Name Price
02.0124CAMSHAFT NUT A7/A10/A50/A65£1.75
116-038-80ERENOLD TRIPLEX PRIMARY CHAIN 80L A50/A65£65.00
14.6608POSI HEADED SCREW 1/4"unc X 1" LONG£1.00
14.6610POSI HEADED SCREW 1/4"unc X 1.5" LONG£1.45
21.0692CYLINDER BASE NUT (12 POINT) 3/8" unf 1969 on£1.30 Image
21.2091FRONT ENGINE BOLT OIL IN FRAME A65£4.50
21.2115BOTTOM ENGINE STUD OIL IN FRAME A65£6.00
24.0195MAGNETO PINION SHOULDERED NUT (MANUAL GEAR TYPE) A7SS & A10SR etc£3.00
24.0563TAPPET ADJUSTER LOCK NUT USE 70.0470£0.00
24.5160NUT 5/16" bscy£0.60
27.1396IDLER PINION WOODRUFF KEY A7/A10£1.50
29.0410VALVE COLLET A7/A7SS/A10 NOT ROCKET£3.50
29.2023ROTOR NUT PLAIN£3.25
37.0103NUT 1/4" X 26tpi (SMALL HEADED)£1.00
42.0048ROCKER FEED PIPE A7/A10£24.00
42.0062ROCKER BOX BOLT SET (5) (4 LONG + 1 SHORT) A7/A10£15.00
42.7507PRIMARY CHAINCASE GASKET A7/A10 SWINGING ARM£7.50
42.7509GASKET INNER CHAINCASE TO TO CRANKCASE A7/A10 S/ARM£2.50
42.8346/7OIL TANK TO ENGINE OIL PIPE SET A7 & A10 (STEEL OUTER CASING)£45.00
45877MAGNETO FLANGE GASKET TWIN'S£1.50
57.2166/TSLOTTED INSPECTION CAP REMOVAL & REFITTING TOOL (STAINLESS STEEL)£7.50 Image
60.0633-5CRANKSHAFT SHIM SET A50/A65£6.50
65.0317ROCKER OIL FEED BOLT A7/A10£4.50
65.0615CRANKSHAFT OIL PLUG A7/10 SMALL JOURNAL£4.25
65.1624VALVE COLLET ROCKET£2.25
66.0954USE 71.3700na
67.0031VALVE GUIDE CAST IRON A7/A10£10.00 Image
67.0033VALVE SPRING BOTTOM CUP A7/A10£5.75
67.0034VALVE SPRING TOP COLLAR A7/A10£7.50
67.0056TAPPET ADJUSTER SCREW A7/A10£3.50
67.0064ROCKER SPINDLE A7/A10£37.50
67.0101PISTON CIRCLIP VARIOS£0.75
67.0120CARBURETTER DRIP TRAY A7/A10£15.00
67.0244BIG END SHELL STD A7 + A10 SMALL JOURNAL£37.50
67.0244/10BIG END SHELL .010" A7 & A10 SMALL JOURNAL£37.50
67.0244/20BIG END SHELLS .020" A7 + A10 SMALL JOURNAL£37.50
67.0244/30BIG END SHELLS .030" A7 + A10 SMALL JOURNAL£37.50
67.0244/40BIG END SHELL .040" A7 + A10 SMALL JOURNAL£37.50
67.0255/CHEAD GASKET SOLID COPPER A10 1950 - 1963£12.50
67.0282OUTER TIMING COVER GASKET A7/A10 1950 TO 1962£5.00
67.0286IDLER BUSH INNER A7/A10£24.00
67.0298SMALL END BUSH A10/A50/A65£7.50
67.0356CAMSHAFT STANDARD A7/A10£80.00
67.0357CAMSHAFT A10 ROCKET & SUPER ROCKET£80.00
67.0393SMALL END BUSH A7 1951-1962£6.75
67.0642CRANKSHAFT WORM DRIVE A7/A10£30.00
67.0643CRANKSHAFT PINION LOCK NUT (L/H THREAD)£3.00
67.0644CRANKSHAFT PINION LOCK WASHER£2.00
67.0670DRIVE SIDE MAIN ROLLER BEARING A7/10 NYLON CAGE£22.50
67.0670/BDRIVE SIDE MAIN ROLLER BEARING BRASS CAGE A7/10£49.50
67.0670/SDRIVE SIDE MAIN ROLLER BEARING A7/10 STEEL CAGE£37.50
67.0671/2CRANKSHAFT ENDFLOAT SHIM SET£6.50
67.0674CRANKSHAFT DRIVE SIDE OIL SEAL£3.00
67.0686CAMSHAFT BUSH + OUTER IDLER BUSH A7/A10£30.00
67.0740INLET VALVE A7£15.00
67.0741EXHAUST VALVE A7£15.00
67.0742INLET VALVE A10£15.00
67.0743EXHAUST VALVE A10£15.00
67.0790CRANKSHAFT MAIN BEARING BUSH STD A7/A10£50.00 Image
67.0790/10CRANKSHAFT MAIN BEARING BUSH .010" A7/A10£50.00 Image
67.0790/20CRANKSHAFT MAIN BEARING BUSH .020" A7/A10£50.00 Image
67.0790/30CRANKSHAFT MAIN BEARING BUSH .030" A7/A10£50.00 Image
67.0886VALVE SPRING BOTTOM CUP A10SR£5.50
67.0960VALVE SPRING TOP COLLAR A10SR£7.75
67.0961INLET VALVE A10 RGS LARGE SIZE 1.475"£27.00
67.0967EXHAUST VALVE A10 ROCKET£15.00
67.0968INLET VALVE A10 ALLOY HEAD USE 67.1551£0.00
67.1110VALVE GUIDE BRONZE A7/A10£12.00 Image
67.1110/02VALVE GUIDE BRONZE A7/A10 +.002" (MADE IN UK)£12.00
67.1110/04VALVE GUIDE BRONZE A7/A10 +.004" (MADE IN UK)£12.00
67.1110/06VALVE GUIDE BRONZE A7/A10 +.006" (MADE IN UK)£12.00
67.1205/6BA10 LARGE JOURNAL BILLET ALLOY CONNECTING RODS (Pair)£390.00
67.1211CRANK OIL WAY PLUG (COARSE THREAD) ALLEN TYPE£7.50
67.1212CRANK OIL WAY PLUG (COARSE THREAD) WITH PEG ALLEN TYPE£10.50
67.1240CRANKSHAFT DRIVE SIDE BALL BEARING A50/A65 1962-65£32.50
67.1269LONG EXTENDED MAG NUT A7/A10£7.95
67.1395OIL PUMP STUD LONG A7/A10£1.50
67.1396OIL PUMP STUD SHORT A7/A10£2.00
67.1400NON RETURN VALVE SPRING & BALL A7/A10£3.00
67.1430BIG END SHELLS STD LARGE JOURNAL A10/A50/A65£22.50
67.1430/10BIG END SHELLS .010" LARGE JOURNAL A10/A50/A65£22.50
67.1430/20BIG END SHELLS .020" LARGE JOURNAL A10/A50/A65£22.50
67.1430/30BIG END SHELLS .030" LARGE JOURNAL A10/A50/A65£22.50
67.1430/40BIG END SHELLS .040" LARGE JOURNAL A10/A50/A65£22.50
67.1430/50BIG END SHELLS .050" LARGE JOURNAL A10/A50/A65£25.50
67.1430/60BIG END SHELLS .060" LARGE JOURNAL A10/A50/A65£25.50
67.1535CON ROD BOLT A7 PLUS SMALL JOURNAL A10 MODELS (UK MADE)£22.50
67.1536CON ROD BOLT LARGE JOURNAL A10 AND A50/A65£9.75
67.1537CON ROD BOLT NUT£1.50
67.1551VALVE INLET A10 SUPER ROCKET 1.450"£15.00
68.0022CAMSHAFT BUSH AT BREATHER END A50/A65£5.75
68.0025CAMSHAFT BUSH TOP HAT SHAPE A50/A65£25.00
68.0026POINTS OIL SEAL A50/A65 1962 - 1968£2.75
68.0028IDLER BUSH INNER A50/A65 UPTO 1968£21.00
68.0046CYLINDER BASE GASKET A50/A65 1962-69 (5/16" BASE STUDS)£2.50
68.0100/CHEAD GASKET SOLID COPPER A50 1962 - 1970£15.00
68.0130USE 70.3822na
68.0131USE 70.2254na
68.0132USE 70.2256na
68.0144ROCKER COVER GASKET A50/A65 1962-70 (1/4" HOLES)£3.50
68.0155TAPPET ADJUSTER SCREW A50/A65£3.50
68.0156INLET VALVE A65 1962/65£14.75
68.0158VALVE COLLET C25/B25/TR25/A50/65£1.50
68.0159VALVE GUIDE CAST IRON A50/A65 1962-1971 UK MADE£10.00
68.0163CIRCLIP TAPPET LOCATING A50/A65£1.00
68.0168INLET VALVE A50 1962/65£15.00
68.0169EXHAUST VALVE A50 1962/65£15.00
68.0184USE 70.3905na
68.0185USE 70.3903na
68.0217INNER TIMING COVER GASKET A50/A65 1963-70£5.00
68.0241PRIMARY CHAINCASE GASKET A50/A65 (ALSO 70.7854)£7.50
68.0310OIL PUMP DRIVE SPINDLE A50/A65£39.50
68.0325ROTOR TAB WASHER£2.00
68.0334CRANK MAIN BEARING BUSH STD 1962-65 A50/A65£50.00
68.0334/10CRANK MAIN BEARING BUSH .010" 1962-65 A50/A65£50.00
68.0334/20CRANK MAIN BEARING BUSH .020" 1962-65 A50/A65£50.00
68.0334/30CRANK MAIN BEARING BUSH .030" 1962-65 A50/A65£50.00
68.0362CAM FOLLOWER (TAPPET) A50 & A65 ALL YEARS (GENUINE BSA)£40.00
68.0365INLET ENGINE PUSH ROD A50£8.75
68.0367EXHAUST ENGINE PUSH ROD A65£8.75
68.0370INLET ENGINE PUSH ROD A65£12.00
68.0372EXHAUST ENGINE PUSH ROD A65£12.00
68.0585REV COUNTER DRIVE ALLOY HOUSING A50/A65£20.00
68.0586REV COUNTER DRIVE SPINDLE A50/A65£12.75
68.0625CRANKSHAFT DRIVE SIDE ROLLER BEARING (CN) A50/A65 1966on£58.00
68.0657CRANKSHAFT MAIN BEARING BUSH STD 1966on A50/A65£50.00 Image
68.0657/10CRANKSHAFT MAIN BEARING BUSH .010" 1966on A50/A65£50.00 Image
68.0657/20CRANKSHAFT MAIN BEARING BUSH .020" 1966on A50/A65£50.00 Image
68.0657/30CRANKSHAFT MAIN BEARING BUSH .030" 1966on A50/A65£50.00 Image
68.0661INLET VALVE A50 1966 ONWARDS£15.00
68.0662EXHAUST VALVE A50 1966 ONWARDS£15.00
68.0663EXHAUST VALVE A65 ALL YEARS£16.50
68.0665INLET VALVE A65 1966 ONWARDS£15.00
68.0685CRANKSHAFT TIMING SIDE THRUST WASHER 1966on A50/A65£19.50
68.0710IGNITION TIMING TOOL A50/A65£15.50
68.0781/CHEAD GASKET SOLID COPPER A65 1962 - 1972£15.00
68.0809VALVE GUIDE BRONZE A50/A65 1962-1970 UK MADE£12.00
68.0809/02VALVE GUIDE BRONZE A50/A65 1962-1970 + .002" UK MADE£12.00
68.0809/04VALVE GUIDE BRONZE A50/A65 1962-1970 + .004" UK MADE£12.00
68.0809/06VALVE GUIDE BRONZE A50/A65 1962-1970 + .006" UK MADE£12.00
68.3054KICKSTART SPRING PLATE A50/A65£9.50
68.3259CLUTCH CABLE ABUTMENT A50/A65£7.75 Image
70.0402DRAIN PLUG FIBRE WASHER 3/8" i.d.£0.50
70.0470TAPPET ADJUSTER NUT cei THREAD£1.00
70.1330ROCKER SPINDLE THRUST WASHER 3/8" dia£0.75 Image
70.1513TAPPET ADJUSTER cei THREAD£3.50
70.1574ROCKER SPINDLE THACKERY (SPRING) WASHER 1/2"£1.50 Image
70.1575ROCKER SPINDLE THRUST WASHER 1/2" dia£0.75 Image
70.2256CAMSHAFT ROTARY BREATHER VALVE SPRING£5.50
70.3446WASHER 5/16" SMALL O/DIAMETER£0.50
70.3821COUNTERSUNK SCREW FOR G/BOX SPROCKET COVER PLATE£1.00
70.3822BREATHER VALVE£3.50
70.3903CRANKSHAFT OIL SLUDGE TRAP TUBE£10.50 Image
70.3905CRANKSHAFT OIL TUBE PLUG SLOTTED£5.50
70.3905/MCRANKSHAFT OIL TUBE PLUG ALLEN TYPE£5.75
70.4144ALTERNATOR WIRE SEALING GROMMET£2.00 Image
70.6596OIL PRESSURE RELEASE VALVE DOMED CAP£5.25
70.8082ROCKER FEED ADAPTOR B25/C25/A50/A65 (SAME AS 76.0308)£2.50 Image
70.8144ROTOR WOODRUFF KEY£2.00
70.8782INSPECTION CAP "O" RING£0.75
71.1105/6BA65 BILLET ALLOY CONNECTING RODS (Pair)£350.00
71.1126SUMP FILTER GAUZE 1970 ONWARDS A50/A65£11.50
71.1424SUMP PLATE GASKET B25/C25/B44/B50/A7/A10/A50/A65£1.50
71.1433CYLINDER BASE GASKET A50/A65 1970on (3/8" BASE STUDS)£3.50
71.1437INNER TIMING COVER GASKET A65 1971on£7.50
71.2300VALVE GUIDE BRONZE A65 1971 ONWARDS (COLLAR TYPE)£25.50
71.2370USE 71.3447na
71.2930OIL PRESSURE SWITCH RUBBER COVER (SAME AS D2045)£3.50 Image
71.3447OIL PRESSURE RELEASE VALVE UNIT TWINS 55-65lbs£27.50 Image
71.3447/SOIL PRESSURE RELEASE VALVE UNIT TWINS IN STAINLESS STEEL£42.50 Image
71.3700PISTON CIRCLIP£0.75
76.0291POINTS OIL SEAL A50/A65 1969 ONWARDS£2.10
82.1880COPPER WASHER 5/16" i.d.£0.75
83.2829FRAME FILTER GASKET 1971on OIL IN FRAME MODELS£2.50 Image
BSA.329BSA A7/A10 ROCKER BOX GASKET SET£10.00
H.B.S.1CYLINDER HEAD BOLT SET A7/10 IRON HEAD£22.00
H.B.S.2CYLINDER HEAD BOLT SET A7/10 ALLOY HEAD£22.00
H.B.S.3CYLINDER HEAD BOLT SET A50/A65 1962 TO 1967£22.00
H.B.S.4CYLINDER HEAD BOLT SET A50/A65 1968 TO 1970£22.00
O.S.09OIL SEAL SET A50/A65 1962-68£12.00
O.S.09/1OIL SEAL SET A50/A65 1969onwards£12.00
O.S.14OIL SEAL SET A7/A10 (D/S CRANK & G/BOX SEALS)£8.50
P.19233/20HEPOLITE +.020" A65 PISTONS 9:1 C.R. (PAIR) WITH RINGS & PIN etc£88.40
P.19233/40HEPOLITE +.040" A65 PISTONS 9:1 C.R. (PAIR) WITH RINGS & PIN etc£88.40 Image
PRS.1ALLOY PUSH ROD SET A7£15.00
PRS.2ALLOY PUSH ROD SET A10£15.00
R.17350PISTON RING SET A65 STD (6 RINGS)£34.50
R.17350/20PISTON RING SET A65 +.020" (6 RINGS)£39.75
R.17350/40PISTON RING SET A65 +.040" (6 RINGS)£39.75
R.17350/60PISTON RING SET A65 +.060" (6 RINGS)£39.75
R.3650PISTON RING SET A10 STANDARD (6 RINGS)£40.50
R.3650/20PISTON RING SET A10 +.020" (6 RINGS)£40.50
R.3650/40PISTON RING SET A10 +.040" (6 RINGS)£40.50
R.3650/60PISTON RING SET A10 +.060" (6 RINGS)£40.50
TW.04TAB WASHER SET A7/A10£10.00
TW.05TAB WASHER SET A50/A65£8.00
VSS.1VALVE SPRING SET A7/A7SS/A10£22.50
VSS.2VALVE SPRING SET A10S/R ALLOY HEAD£25.50
VSS.3VALVE SPRING SET A50/A65 1962-1967 (51mm OUTER)£15.00
VSS.4VALVE SPRING SET A50/A65 1968 ONWARDS (44mm OUTER)£18.75