BSA M20/M21 Inlet and Exhaust Valve. Pair

DBL10.66-0235.66-0236.66-1435

BSA Inlet and Exhaust Valve M20/M21, not English

1937-1957

Exhaust valve 66-0236

Diameter Head 41.3 mm

Length 144 mm

Diam. stem 9 mm

Inlet Valve 66-0235

Diameter Head 44 mm

Length: 144 mm

Diameter Stem 9 mm

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