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Koso 170cc 61mm Big Bore Kit – Honda Grom


Koso 170cc 61mm Big Bore Kit – Honda Grom

2 in stock

SKU: 128-6 Category:
Weight 3.6 lbs
Dimensions 6 × 6 × 8 in


Want to unleash all the power your Honda Grom can handle? Koso’s 170cc Big Bore Kit (MB623002) is the perfect addition for you! The kit includes a ceramic coated cylinder, 61mm forged piston, rings, pin, gasket kit and banjo bolts. Its compression ratio of 11.5 to 1 will allow you to still use premium pump gas and keep the reliability of a stock motor. Made from the best components available on the market, Koso’s 170cc big bore kit will amaze you!***Please Note: You may need to modify your engine case to accommodate the larger cylinder*** Cylinder Displacement: 169.2ccCylinder Material: Aluminum/Ceramic CoatedCylinder Overall Height: 90.5mmPiston Diameter: 61mmPiston Type: ForgedCompression Ratio: 11.5 to 1

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