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Koso 170cc Big Bore Kit for Honda MSX125 Grom 125 2014-2019
Includes ceramic coated cylinder, 61mm forged piston, rings, pin, gasket kit and banjo bolts. Compression ratio of 11.5 to 1. Optional camshaft kit can be used with stock engine, but delivers improved results when used with 170cc big bore kit. This item fits the following applications. We guarantee your satisfaction, that's why our team works hard to get your gear to your door as fast as possible.