OEM puch stock piston - 38mm x 2mm DOUBLE RING

original OEM NOS stock piston for puch. there are a few different kinds of stock piston for puch engines so make sure you're getting the right thing.

this one is a DOUBLE ring piston that's 38mm. use a 38mm x 2mm ring - FG type ring. check these further dimensions.

- diameter / bore = 38mm
- wrist pin size = 12mm
- distance from top (not including crown) to center of wrist pin opening = 22.5mm
- total length (not including crown) = 49mm

comes with piston, rings, wrist pin and clips

part numbers/box numbers: 3491116/21, 1313, 258304

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