The 360 build that has more turns than Willow Springs
I didn't rub my fingers on that but you may be right if you think detonation was occurring there. I'm not sure though. The piston is upside down in this picture. Water sat in a few cylinders so that could be stains from that.
Do you mean right here?
I didn't rub my fingers on that but you may be right if you think detonation was occurring there. I'm not sure though. The piston is upside down in this picture. Water sat in a few cylinders so that could be stains from that.