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KOSO NORTH AMERICA Big Bore Cylinder Kit - 150 cc - Honda Grom/Monkey MB640000

Part Number: 09031773
KOSO NORTH AMERICA
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SKU:
09031773
MPN:
MB640000
Availability:
Ships Same Business Day
Weight:
2.60 LBS
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$537.95

Ships from Manufacture | Call to Order (231) 767-5055

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Description

If you're running a Honda Grom or Monkey and want real performance gains without sacrificing reliability, this 150cc big bore kit delivers the displacement increase your engine needs. The optimized compression ratio lets you run pump gas while maintaining the durability of a stock motor—no exotic fuel or tuning headaches. This is the straightforward path to measurable power and torque.

What's Included:

  • Aluminum cylinder, black powder coated
  • 54 mm forged piston
  • Piston rings
  • Wrist pin and pin clips
  • Complete gasket kit

Technical Specifications:

  • Displacement: 150 cc
  • Piston type: Forged aluminum
  • Piston diameter: 54 mm
  • Cylinder material: Aluminum
  • Finish: Black powder coat
  • Compression ratio: Optimized for pump gas
  • Fitment: Honda Grom, Honda Monkey
  • Installation: Bolt-on cylinder swap
  • Manufacturer: KOSO North America
  • MPN: MB640000
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