Pair of quality cast Hepolite Pistons for 650cc BSA A10 models from 1950 to 1962.
Supplied complete with piston rings, gudgeon pins and circlips.
Size: 0.020"
Original Bore Size: 70mm
Compression Ratio: 7.25:1
Hepolite number: 11062
OEM: 67-1416/20, 11062/20