These 35.2cc big bore kits will increase your G320RC engine from 32cc (38mm bore) to 35.2cc (40mm bore). Designed for use with the stock 28mm crankshaft.
Includes items shown in photo - 40mm cylinder, coated piston, piston ring, base gasket, clips, and blockoff gaskets.
Not included will be the transfer port covers, piston pin (gudgeon pin), pin bearing and piston pin washers. You can reuse these parts from your stock engine, but we highly advise using a new piston pin bearing.