You're currently on:
Product Description
Cast PISTONS for 61" OHV motors
for 1936 - 1952 Knuckle & Pan
7.5:1 comp ratio in Pan motors - Slightly less in Knuckle motors
PISTONS come with RINGS, PINS & KEEPERS
3-5/16" Bore - STANDARD
PISTONS available in sizes STANDARD to .100" Oversize

