6311 - Full Mod G320RC Top End (Replacement for engine 6300)Regular price $199.00
Porting not shown in picture!
Full mod G320RC top end. Can be installed onto a stock G320RC engine or is a replacement top end for full mod engine 6300. View engine description for modifications done to top end. https://oneillbrothers.com/products/6300-7-7hp-full-mod-zenoah-g320rc-31-8cc-engine?_pos=1&_sid=6be5a34a3&_ss=r
Top end comes complete with:
Transfer port/skavenging covers
Thrust/piston pin washer