GY6 150cc Engine Cylinder Head Reference Picture
Just a reference picture to help identify parts for repair shops, dealers and power sports consumers.
Top cover helps identify (2 valve cover bolts) and is what we call the VERSION B of the GY6 150cc Engine. This version B is more common in go-karts, and some ATVs. The version B cylinder head is taller than version A, uses longer stem valves, longer timing chain.