Koso 170cc 61mm Big Bore Kit - Honda Grom

Description

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Item Description
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: 169.2cc
Cylinder Material: Aluminum/Ceramic CoatedCylinder Overall Height: 90.5mm
Piston Diameter: 61mm
Piston Type: Forged
Compression Ratio: 11.5 to 1
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