Originally Posted by Christian and Beccy

Those inlet valves look bigger to me. If so, it'd be worth trying.

Originally Posted by Christian and Beccy

P.S. 80mm is standard piston size.

Originally Posted by Versus_Creations

looks like number 1 is odd?

edit
Sorry number 4

Originally Posted by Rob_DOHC

I thought that, but if you look closely its the same, like karlos said the inlet valves look like stainless items, they also look bigger (like Christian said), and anyway i dont think you can get stainless valves in the origional size? The head also doesn't have bronze valve guides which i would expect it to have if it was ported by a known company, saying that though the general inlet port shape (compared with pictures of decent heads etc) don't look too bad.....

Rob,