24-07-2014, 09:25 PM
Ah not good mate that cracked head and pre cup.
I think the cut outs in the top of the piston are not valve cut outs but to create a swirl as the mix comes out of the pre cup.
I think the cut outs in the top of the piston are not valve cut outs but to create a swirl as the mix comes out of the pre cup.