Engine Spares
BSA Alternator Retaining Nut 29-2053
A shouldered alternator retaining nut for use with the BSA Unit singles and other models, equivalent to original part number…
BSA B25 C25 B50 Valve Guide TR25W
A replacement valve guide suitable for use with the BSA B25 C25 (inlet and exhaust), BSA B50 (exhaust) and Triumph…
BSA B25 Exhaust Valve
A BSA B25 Exhaust Valve. Equivalent to original part number 68-0662, suitable for models 1967 - 1970. This has a…
BSA B25 Inlet Valve
A BSA B25 Inlet Valve. Equivalent to original part number 68-0661. This has a head diameter of 1.452 inches, and…
BSA B25/B44 Allen Screw Set 68 on UNC
A stainless steel complete engine Allen Screw Set for the BSA B25 and B44 models for 1968 onwards with UNC…
BSA B25/C25 Late C15/B40 Allen Screw Set Models Stainless Steel
A stainless steel complete engine Allen Screw Set for the BSA B25 and C25 models with BSF threads, which were…
BSA B40 Gudgeon Pin Circlips (pair) 66-0954
A replacement pair of gudgeon (wrist) pin circlips for the BSA B40 unit singles with British piston. Equivalant to original…
BSA B40/B44 (round head) Exhaust Valve
An exhaust valve suitable for use with the BSA B40. The dimensions are, head diameter 1.410 inches, stem diameter 0.3095…
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