2501 Westgate Ave, Suite 4, West Palm Beach, FL. 33409
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Big Bore Kit

$384.95

PART NUMBER: 9031124

RMM PART: 0903-1124

BRAND: KOSO NORTH AMERICA

NC NY TX WI NV
2 0 0 2 2

09031124,0903-1124,KOSO NORTH AMERICA

6 in stock

SKU: 0903-1124 Category:
Street Honda 2014 - 2020 MSX125 Grom -
Street Honda 2019 - 2020 Z125M Monkey -
Fitment Disclosure

This quick reference fitment information is provided for you as a reference from the manufacturer’s information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.

General Safety Warning

to follow manufacturer’s recommendations and requirements can cause product failure resulting in serious injury or death. While every effort has been taken in collecting accurate fitment information, RMM Motorsports accepts no liability for loss or damage resulting from errors or omissions. If you believe any of the information provided is erroneous, please email sales@rmmmotorsports.com.

  • Includes ceramic coated cylinder, 61 mm 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
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