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Koso 4-Valve Head Kit


$689.95

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Product Details

Koso 4-Valve Head Kit

Looking for more power and torque out of your Grom? The Koso 4-Valve Head Kit is designed specifically to complete the Koso Big Bore Kit. This cylinder head features a 4-valve design, allowing for increased air flow and performance. You will also find a forged piston, stainless steel 24 mm intake valves, and 20 mm exhaust valves. 

 

 Features

  • Ideal engine part to complete Koso's big bore kit
  • Provides more power and torque
  • Unique four-valve design increases air flow and performance
  • Features a forged piston, stainless steel 24mm intake valves and 20mm exhaust valves

Specifications and Options

Brand Koso
Notes 170cc
Cylinder Type OEM

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