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Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Koso North America

Koso North America BIG Bore Kit 150CC - MB640000 Honda Monkey 125 / Grom 2021-2025

MPN: MB640000 SKU: 27-5937
Koso North America

Koso North America BIG Bore Kit 150CC - MB640000 Honda Monkey 125 / Grom 2021-2025

MPN: MB640000 SKU: 27-5937
Availability:
6 in stock, ready to be shipped
Includes a ceramic coated cylinder, 61mm forged piston, rings, pin, pin clips, gasket kit, and banjo bolts Compression ratio of 11.5 to 1 allows the use of premium pump gas to keep the reliability of the stock motor
Original price $555.61 - Original price $555.61
Original price
$555.61
$555.61 - $555.61
Current price $555.61

Product Details

Features

  • Includes a ceramic coated cylinder, 61mm forged piston, rings, pin, pin clips, gasket kit, and banjo bolts
  • Compression ratio of 11.5 to 1 allows the use of premium pump gas to keep the reliability of the stock motor

Product Description

Features

  • Includes a ceramic coated cylinder, 61mm forged piston, rings, pin, pin clips, gasket kit, and banjo bolts
  • Compression ratio of 11.5 to 1 allows the use of premium pump gas to keep the reliability of the stock motor

Part Numbers
Store SKU MFR. Product # Availability
27-5937 MB640000 In Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and 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.

Features

  • Includes a ceramic coated cylinder, 61mm forged piston, rings, pin, pin clips, gasket kit, and banjo bolts
  • Compression ratio of 11.5 to 1 allows the use of premium pump gas to keep the reliability of the stock motor