46mm Big Bore Cylinder Kit for Kymco and SYM Vertical 2-Stroke Engines. Kit includes cylinder, piston, rings, piston pin, cir clips, gaskets and exhaust studs. Nikasil lined cylinder and double ring piston for longevity.
When used in conjunction with a stock crankshaft the total displacement comes out to 69.4cc. Suitable for use with stock or performance exhaust. Your stock head will be reused. This works for models with variators only! Fits Kymco DJ50, Fever 1 2 and SYM DD50 and Fiddle 1.
*You may need to modify your engine case to accommodate the larger cylinder.
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