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BSA C15 Piston +040
BSA C15 Piston +040
BSA C15 Piston +040

BSA C15 Piston +040

BOA91. 40-0634.40

Piston BSA C15 +040

STD=67mm +040= 68mm

Piston Clearance 0.12mm or 45thou

Compression 7.5:1

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