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BSA B33/M33 Piston 500 cc +020, 1946-53
BSA B33/M33 Piston 500 cc +020, 1946-53

BSA B33/M33 Piston 500 cc +020, 1946-53

B148. 65-1260/020. 65-1244.

BSA B33 Piston +020= 85.5 mm
1946-1953
Hep 11341+20
65-1260
piston rings slightly rusty


to be used with flywheels
65-1235 and 65-1235
to be used with conrod 66-482
Piston Clearance 0.12mm or 45thou
Compression Height: 31mm
Piston top - Gudgeon pin top: 22 mm
Gudgeon pin diameter: 19 mm
for long conrod

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