BSA Unit Singles Crankshaft Shim Pack - C15 / B40 / B44 / B25

Shim your crankshaft to obtain the correct end-float and also the correct crankshaft alignment. Our shim set that we are offering today are imported and made in England. Included in a kit you will get an assortment of (5) crankshaft shims measuring from .005" - .030". 

If you do not shim your crankshaft you may hear excessive engine noise or perhaps your cylinder can wear prematurely from your crank being off center. Shims can be used on all (C15, B40, B25, B44, etc) from 1958-1973.

Each BSA singles crankshaft shim set is sold in packs of (5)