[Chinabike]

Originally Posted by Hellkitty

I cant be absolutely sure but I think this one would fit. It's not black like the Hellcat head though.
https://www.amazon.com/Cylinder-Asse.../dp/B01N78XTIN


Google 54mm engine head, there are a few other choices.

I saw that one. I was thinking this one is closer looking?

https://www.ebay.com/itm/54mm-cylind...kAAOSw7QNZlpC-