6311 - Full Mod G320RC Top End (Replacement for engine 6300)

<p><span style="color: #ff0000;">Porting not shown in picture!</span></p> <p>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.&nbsp;<a href="http://www.oneillbrothers.com/6300-7-7hp-full-mod-zenoah-g320rc-31-8cc-engine.html">http://www.oneillbrothers.com/6300-7-7hp-full-mod-zenoah-g320rc-31-8cc-engine.html</a></p> <p>Top end comes complete with:</p> <p>Ported cylinder</p> <p>Modified piston</p> <p>piston ring</p> <p>Cylinder gasket</p> <p>Transfer port/skavenging covers</p> <p>Wrist pin</p> <p>Thrust/piston pin washer</p> <p>c-clip set&nbsp;</p>