This gives you all the super powers of a water cooled engine, while allowing you to run your favorite air cooled cylinder.

Featuring all stainless hardware, and sealed with a replaceable custom cut gasket.

The combustion chamber is perfectly machined to a 12:1 compression ratio. 47mm Diameter

Head measures 140mm x 140mm, make sure you have room on your frame to clear it.

Requires the Extended length ES plugs. In/out of the coolant hose is 1/2in.

Bolts up to Puch, Tomos, Derbi, Honda, and pretty much anything with a square stud pattern.

This version 2.0 of this head, and it has been improved in almost every way.

Made in Kalamazoo by us!