twins- engine parts
Fits A50-A65 1962-1973
BSA A50-A65 Triplex Clutch chainwheel (58 teeth)Part no: 57 2773
Condition: NOS
Made in England by BSA
Fits: 500-650 Unit
Twins 1965-1973€ 158,00
BSA 500 - 650 Twins A7 - A10 Primary chain cover (67-1701)Condition: Used
1954 - 1957
Plunger frames
Made in England€ 142,00
BSA 500 - 650 Twins Clutch centre complete (67-3237)Condition: NOS
Fits A7 - A7 star Twin frame only
+ A10 Plunger 1947 - 1957€ 138,00
BSA A10 650 Twin, set of 4 dural pushrods 67-360/62NOS
Made in England (aftermarket)
Will fit: A10 + A10 Super Rocket
1956-1962
BSA part no. : 67-360 inl.
67-362 exh.
Weight 30 & 32 grams each€ 79,00
BSA A10 Twin 650 cc cylinderhead cast ironCondition: Used but in good condition, no broken fins
1950-€ 270,00
BSA A10 Twin 650 cc cylinderhead cast iron (67-261)Condition: Used
Head in very good condition, no fins broken
Complete with valves, guides and springs
Ready to use.1950 -€ 365,00
BSA A10 valves & guides set (67-323 / 67-343 / 67-31)condition: NOS
made in England by Alpha bearingsfits: A10 650 twins
1949 - 1955
iron cylinder head only€ 129,00
BSA A50 - A65 clutch centre / shock absorber assy complete (68-3275)Condition: NOS
Made in England€ 198,00
BSA A50 - A65 cover gearbox housing complete (57-4023 / 68-3184)Condition: NOS
1963 - 1973
Opn: 57-4023 replaces 68-3184€ 88,00
BSA A50 - A65 crankcase completeCondition: Used but in very good condition
Fits all types
1962 - 1967
with 5/16" cylinder base studs
(bearings still fitted)
Engine number: A65 D 6583€ 345,00
BSA A50 - A65 Inner timing cover (68-868)Condition: NOS
1962 - 1978
Fits all 500 - 650 twins
Made in England€ 182,00
BSA A50 - A65 Inner timing cover (70-9482)Condition: NOS
1969 - 1970
Fits all 500 - 650 twins
Casting no: 70-9480
Made in England€ 182,00
BSA A50 - A65 Twins, kickstarter crank only 57-2652NOS
Made in England by BSA
Will fit other BSA types
OPN: 57-2652 (part of 57-2649 kickstarter complete)€ 96,00
BSA A50 Cylinder barrel +.040" oversize, Partno. 68-0048C/w set of +.060" o.s pistons (used) and new .060" piston rings
Crankcase studs are 3/8"€ 670,00
BSA A50 Gasket + Oil seal setCondition: N.O.S.
Fits: 500 Unit Twins 1962-1970 + 1971-1972
(copper head gasket)Made in England€ 77,00
BSA A50 Piston ring set o.s. +.020" (66mm), Partno. 68-0297 + 68-0300Condition: N.O.S.
Made in England€ 59,00
BSA A50 Piston ring set std size (65.5mm), Partno. R17360 (68-0296-0299)Condition: N.O.S.
Made in England by Hepolite€ 59,00
BSA A50 Royal Star cylinder barrel opn 68-0048Condition: Used Good condition Fits A50 1962-1970
Casting nr. 68-47 Stud holes 3/8"
Cylinder bore 66.7 mm
( + 0.40 o.s) (pistons available)€ 470,00
BSA A50 valves & guides set (68-0661 / 68-0662 / 68-0159)condition: NOS
made in England by Alpha bearingsfits: A50, 500 unit twins
1966 - 1970€ 129,00
BSA A50-A65 Adjuster screw + nut for primary chain Part no. 70-7793Condition: N.O.S.
Fits: All unit Twins 1964-1973 7/16" BSFMade in England by BSA€ 19,00
BSA A50-A65 Alternator housing (68-0729)Condition: N.O.S. Shopsoiled, no damage
Fits: A50-A65 1966-1967
Castingnr. 68-729€ 86,00
BSA A50-A65 Cam plate gear change, Partno. 68-3043Condition: N.O.S.
Fits: Early type unit twins 1962-Made in England by BSA€ 77,00
BSA A50-A65 Camplate (68-3043)Condition: N.O.S.
Gearbox camplate
Fits: 500-650 unit twins 1962-1968
Made in England by BSA€ 68,00
BSA A50-A65 Gearchange quadrant cplt, Partno. 68-3294Condition: N.O.S.
Fits: 500-650 Unit Twins 1962-1970
Made in England€ 154,00
BSA A50-A65 Kickstart spindle, Partno. 68-3049Condition: N.O.S.
Fits: 500-650 Unit twins 1962-1970
Made by BSA€ 136,00
BSA A50-A65 Layshaft gear 18T close ratio, Partno. 68-3181Condition: N.O.S.
Fits: A50-A65 1962-1973Made in England€ 92,00
BSA A50-A65 M.S. 2nd gear (68-3114)Condition: N.O.S.
Close ratio gear 23T
Fits: 500-650 Unit twins 1964-1971
Made in England by BSA€ 137,00
BSA A50-A65 primary chaincase cover 68-0240Condition: used + slight crack (see picture 2)
Made in England
For 1962- 500-650 unit motors
OPN 68-0240€ 128,00
BSA A50-A65 rocker cover polished (68-830)Condition: used but v.g.c. polished
Modell years 1964-1971€ 78,00
BSA A50-A65 Set of 4 tappets, Partno. 68-362Condition: N.O.S.
Fits: All unit twins 1962-1972 inlet + exhaustMade in England by BSA€ 194,00
BSA A65 Camshaft, Partno. 68 473Condition: Used, very low milage
Genuine BSA part
Will also fit A50 1962- (OPN. 68 0103)€ 138,00
BSA A65 Cylinder barrel c/w new pistons +.060" o.s., Partno. 71 1464Fits: 650 unit Twins with 3/8" studs -1973 (ready to fit)
€ 645,00
BSA A65 Cylinder barrel std size c/w pistons, Partno. 68-0043 (68-886)Condition: Sound cylinder barrel with new STD liners
+ new Std GPM pistons, 75mm low C.R.
(barrel 5/16" studholes)€ 880,00
BSA A65 Gasket + Oil seal setCondition: N.O.S.
Fits: 650 Unit Twins
(Copper head gasket)Made in England€ 77,00
BSA A65 GPM Piston set cplt std size (dia 75mm), Partno. 15933Condition: N.O.S.
Fits: 650 Unit Twins: A65 Star Twin 1962-1964 + All later types
Compression ratio: 7.5:1Made in Italy€ 172,00
BSA A65 Hepolite Powermax Piston set cplt std, Partno. 19233/KRCondition: N.O.S.
Fits: All 650 Unit twins 1962-1973
C.R: 9:1
Hard chrome top piston ringsMade in England€ 258,00
BSA A65 Inlet manifold (68-224)Condition: N.O.S.
Fits: A65 Thunderbolt 1962, will fit A50 as well (part no. 68-223)
Made in England by BSA€ 58,00
BSA A65 inner timing cover with fittings fixed (71-2277)condition: NOS
spring included
models: A65T, A65L, A65FS 1971-€ 186,00
BSA A65 JP piston set complete (JP 0643A)Condition: New stock
75 mm + 0.20" o.s
Compression ratio 9:1
Made in AustraliaFits BSA A65
1962 - 1973Priced and sold per set.€ 248,00
BSA A65 Kickstart Quadrant, Partno. 57-4312Condition: N.O.S.
Fits: 650 unit twins 1971- OIF modelMade in England€ 136,00
BSA A65 Mainshaft + 1st gear 14T, Partno. 68-3100, 68-3150Condition: N.O.S.
Fits: 650 Unit twins 1962-1973 (OIF) (non close ratio)Made in England by BSA€ 152,00
BSA A65 OIF Idler pinion, Partno. 70-9104Condition: N.O.S.
Fits: Later type A65 1971-
44TMade in England€ 68,00
BSA A65 OIF type Rocker box cover (71-2333)Condition: Used but in reasonable condition
1971-
Casting no: 71-2204
Made in England€ 59,00
BSA A65 outer timing cover (71-2280 / 71-2281)Condition: Used but in good condition
1971 O.I.F.
Clutch lift mechanisme included€ 68,00
BSA A65 Piston ring set 75mm std + o.s. availableCondition: N.O.S.
Sizes available: Std size, .020", .030", .040", .060"Made in England by AE-Hepolite€ 59,00
BSA A65 Pistons std size 75 mm High compressionCR 9. 5:1
Part. no; 68- 793 lightweight, high domed pistons
Fits: A65 1962- 1973
Made in England by BSA€ 186,00
BSA A65 Pistons std size 75mm High compression Part. No: 68 892CR 9:1
Lightweight, high dome pistons
Fits: A65 1962- 1973
Made in England by BSA€ 186,00
BSA A65 Pistons std size 75mm high compression Part. no: 68/ 907CR 9:1
Lightweight high domed pistons
Fits: A65 1962- 1973
Made in England by BSA€ 186,00
BSA A65 rockerbox cover (71-2333)used, very good condition
model years : 1971-
fits A65T, L and FS models€ 64,00
BSA A65 Styling strip (83-3057)Condition: N.O.S.
Fits: A65 OIF models 1971-
Bare strip without vynil padding
Made in England€ 121,00
BSA A65-A50 Alternator housing 68-0729NOS
Made in England
Fits: A50 - A65 1966-1967
Casting number 68-729
OPN 68-0729€ 78,00
BSA A7 - A10 clutch driving plate (bonded) set of 5 (67-3242)Condition: New stock
1950 - 1957
plunger types
Made in the U.K.€ 58,00
BSA A7 - A10 Twins clutch chainwheel complete for duplex chain (67-3271)Condition: NOS
1954 - 1957
plunger & swingarms€ 198,00
BSA A7 500 OHV Star Twin Piston ring set +.020" oversize 62.5mmCondition: N.O.S.
Fits: 1947-1950 models onlyMade in England€ 69,00
BSA A7 500cc Twin Engine gasket set completeEngine gasket set complete
Fits A7 1947-1950
NOS
Made in England by Payen€ 49,00
BSA A7 gasket set made by PayenCondition: NOS
Fits A7 StarTwin 1951 - 1954
A7 Shooting Star 1954 and onwards
Made in the UK€ 39,00
BSA A7 Star twin 500cc piston ring set std (62mm)Condition: N.O.S.
Fits: 1947-1950 type onlyMade in England€ 69,00
BSA A7-A10 Cylinder head bolt set, Partno. 67-258-1115-1116Condition: N.O.S.
Fits: 500-650 Twins with iron cylinder head -1957Made in England
(Sticker not included)€ 39,00
BSA A7-A10 Plunger Steel clutch plates (67-3240/67-3241)Condition: N.O.S.
Set of 6 steel clutch plates
1x thick + 5x thin
Fits: A7 plunger + A10 plunger 1950-1957
Made in England€ 72,00
BSA A7-A10 Plunger, Clutch plates set (67-3240/67-3241/67-3242)Condition: N.O.S.
Complete set of 5+1 steel plates + 5 bonded clutch plates
Fits: All plunger models
Made in Italy by Surflex€ 118,00
BSA B31-B33 A7-A10 Kickstart quadrant, Partno. 42-3160Condition: N.O.S.
Fits: Pre-unit gearboxes 1954-1963
Made in England€ 126,00
BSA C10-B33-A7 Steel clutch plate (set of 5) (29-2832)Condition: N.O.S.
Set of 5 plates
Fits: BSA singles & twins M20, M21, A7, A10 S.Arm, M33, B33, B34, C10, C11
Made in Italy by Surflex€ 74,00
BSA clutch plate bonded set of 4 OPN 67-3242Condition: NOS
Fit: BSA
C10 - C11 1946 - 1953
B31 - B32 1946 - 1957
M20 - B34 1948 -
M33 - B33 1957 OPN 67-3242
A7 - A10 swing-arm type 1948 - 1957
Made in the USA Priced and sold per set€ 58,00
BSA Sunbeam scooter parts catalogue, Partno. 00-5103Condition: N.O.S.
Genuine & very comprehensive parts list 90 pagesPrinted in England€ 58,00
BSA Twins seven plate clutch conversion 42-3192New stock
Made in England
Fits A50-A65 1962-1972
Replaces OPN 42-3192€ 124,00
GPM piston set complete for BSA A65Condition: New stock
75 mm + 0.40" o.s
Compression ratio 7.5:1Fits BSA A65
1962 - 1973Priced and sold per set.€ 172,00
Hepolite piston set complete for BSA A65Condition: New stock
75 mm + 0.60" o.s
Compression ratio 9:1Fits BSA A65
1962 - 1973Priced and sold per set.€ 158,00
Norton/BSA/Triumph Extractor Timing pinion, Partno. 06.7524 (ET2003)Condition: N.O.S.
Fits: Most British twins
Made in England€ 79,00
Renold dynamo driving chain 67-296NOS
Made in England
For BSA A7-A10 pre-units twins
1952-1962
Lenght 52 pitches
BSA part no.: 67-296€ 37,00
Triumph T100-T140 / A10-A65 Clutch pressure plate, aluminium (57-2156/57-4590/68-3305)Condition: New stock
Fits: All Triumph + BSA twins with 3-spring clutch
Made in England€ 64,00
Wipac ignition coil complete type LV6 MT8Condition: NOS
Complete with HT lead & clamp
6 volt
1958 - 1965€ 58,00
