Zenoah G320RC ESP Race Ported Top End Kit 38mm 31.8cc – Direct bolt on upgrade

Description

Race ported by ESP (Earth Surfer Products) for extra power. This is direct replacement Genuine G320RC top end with port mods, for use with the stock (28mm) crankshaft. This will only work with Zenoah G320 crankcases.

This repair kit includes parts shown – Cylinder, piston, ring, gasket, snap rings, piston pin, pin washers, transfer port covers, port cover bolts
Zenoah Part # 967319401Piston pin bearing not included