Cylinder Head Assembly - 54mm - 150cc ATVs - Version A Fits Coolster F3 and F5

Fits Coolster F3 and F5 scooters

Fits 33cc - 50cc 2-stroke

Bolt hole measurement: 70mm (2

Version 18

This specialty tool will make removal of those clutch nuts fast and easy

Cylinder Head Assembly - 54mm - 150cc ATVs - Version A Fits Coolster F3 and F5Chinese ATV Cylinder Head Assembly 54mm 150cc Version A There are 2 versions of the GY6 150cc engine. This kit is for version A engine. PLEASE check measurements and specs BEFORE you order. Complete cylinder head assembly with valves for 150cc 4 stroke engines. Fits many makes and models of GY6 150cc engines. Check pictures, specs and measurements for verification of the correct part. The A engine has 54mm spacing, center to center, on the cylinder