Genuine Koso North America Parts
MB623003
Valve Head Kit - Big Bore - Grom
Warranty
This OEM part is guaranteed by Aftermarket's limited part warranty
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Fitment Assurance
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- Ideal engine part to complete Koso's big bore kit
- Unique four-valve design increases air flow and performance
- Provides more power and torque
- Features a forged piston, stainless steel 24 mm intake valves and 20 mm exhaust valves
- Material: Stainless Steel
- Brand: Koso North America, KOSO NORTH AMERICA
- Riding Style: Street
- Product Name: Cylinder Head Kit
- Manufacturer Item Number: MB623003
- Units: Kit, PER EACH
- Type: 4 Valve
- Product Type: Engine
- Distributor Part Number: 275810, 09500754
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Features:
Features
- with 170 cc Big Bore Kit