Home - Return to Previous Page
Koso North America
Click on image to zoom

Koso North America 4V Head Kit with 170cc Big Bore Kit - MB623003

MB623003

Description

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

Application List

YearsMakeModelApplicationNotes
2022 - 2022HondaGrom
2014 - 2020HondaGrom 125
2018 - 2020HondaGrom 125 ABS
2022 - 2022HondaGrom ABS
2019 - 2021HondaMonkey
2019 - 2022HondaMonkey ABS

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”
  • Free Ground Shipping (1 - 5 Days)