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Koso 170cc 61mm Big Bore Kit – compatible with Grom & Monkey

Original price was: $377.73.Current price is: $358.84.

Koso 170cc 61mm Big Bore Kit – compatible with Grom & Monkey

Only 1 left in stock

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SKU: 128-6 Categories: , ,

Want to unleash all the power your Fits and compatible with 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! Also compatible with the Fits and compatible with Honda Monkey 125cc. Fits model years 2014 to 2020. ***Please Note: You may need to modify your engine case to accommodate the larger cylinder*** *Please note: Compatible with 2014-2021 Fits and compatible with Honda Grom
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
SUPPORTED MODELS: Fits and compatible with Honda Grom 125, Fits and compatible with Honda Monkey 125

Additional information

Weight 3.6 lbs
Dimensions 13 × 8 × 6 in
Brand