twins- engine parts
Fits A50-A65 1962-1973
BSA A50 - A65 Regina triplex chain Nr. 116038 80 E Opn 19-8639Condition: NOS
Fits Unit Twins A50 - A65 1962 - 1973
Made in Italy€ 72,00
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 Clutch centre complete (67-3237)Condition: NOS
Fits A7 - A7 star Twin frame only
+ A10 Plunger 1947 - 1957€ 138,00
BSA A10 Super Rocket Set of valves & P.B. guides Opn 67-1551 - 67-0967 67-0031Condition: NOS
Fits: 650 Twins 1960 - 1963
Made in England€ 118,00
BSA A10 Super Rocket Valves & guides set (67-968 / 67-967 / 67-110)Condition: NOS
Fits A10 1956 - 1959 (Alloy cylinder head)
Valve guides in Ph. bronze
Made in England by Alpha Bearrings Ltd
(Sticker not inlcuded)€ 139,00
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 setcondition: NOS
valves genuine BSA
guides by Alpha bearingreplaces OPN 67-742 - 743 , 67-31
fits 650 Twins 1949 - 1962€ 121,00
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€ 118,00
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 Gearbox cam plate (57-2767 / 68-3043)Condition: NOS
Fits 500 - 650 Unit Twins (type without lobe)
Made in England€ 77,00
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 Toolbox (68-9131)Condition: Used, v.g.c. Sand blased
Fits Unit Twins - 1971
Made by BSA€ 64,00
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 A65 clutch chain wheel opn. 68-3272 (68-3230)condition: NOS
Made in England Fits 500-650 Unit Twins 1963-1970€ 158,00
BSA A50 A65 outer cover TS (68-227)condition: NOS Made in England by BSA
Fits : 500-650 Unit Twins 1962-1969 Casting Nr. 68-227€ 227,00
BSA A50 A65 outer timing cover (71-1131)condition: NOS Made in England by BSA
model years: 1969-1970 Casting nr. 71-1132€ 189,00
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-€ 118,00
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 Camplate (68-3043)Condition: N.O.S.
Gearbox camplate , type with lobe
Fits: 500-650 unit twins 1962-1965
Made in England by BSA€ 77,00
BSA A50-A65 Cylinder head bolt set, Partno. 67-0283 etcConditon: N.O.S.
Fits: A50 1968-1970 + A65 all types
Set of 13 piecesPart NO's:
* 67-0283 1x
* 68-0337 4x
* 68-0081 2x
* 68-0079 2x
* 40-0483 4xMade in England€ 37,00
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 rocker cover polished (68-830)Condition: used but v.g.c. polished
Modell years 1964-1971€ 78,00
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 fixed fittings Opn 71-2277Condition: From dismantled new engine.
Casting number: 71-2279
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 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 Push rod set (68-370-372)Condition: NOS
Fits 650 Unit Twins 1962 - 1973
Made in England
Total lenght 190 - 163 mm€ 64,00
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 Terry valve spring set VS641, Partno. 68-0805-0806Condition: N.O.S.
Fits: 650 Unit motors 1966-1971
Will suit OIF types€ 33,00
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 & swingarm-types€ 232,00
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 Twin Cylinder head gasket copper / compositeCondition: NOS
Fits early type 1947 - 1950
62 mm bore
Made in England€ 31,00
BSA A7 Twin Gasket set completeCondition: NOS
Early type only 1947 - 1950 (Plunger + S.Arm type)
Made in England€ 59,00
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 Clutch sprocket 58T TriplexCondition: N.O.S.
Fits: A65 1971-1973
OPN: 57-2773Made in England by BSA€ 158,00
BSA Renold triplex chain 116038-80ECondition: N.O.S.
Fits: A50-A65
Unit Twins 1962-1973
OPN: 19-8639Made in England€ 86,00
BSA set of dural pushrods (67-360 / 67-362)condition: NOS, made in USA
fits: pre-unit 650, twins -1962
replaces 67-360, 67-362total length: 215-241mm€ 92,00
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.€ 168,00
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
Set of 4 tappets (overhauled), Partno. 68-361 (68-0362)Condition: N.O.S.
Fits: A50-A65 500-650 Unit Twins 1962-1973
Professionally ground cam followers€ 258,00
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
