340 Piston and Valve Question
A light piston modification to improve piston to valve clearance. It's just beveling the sharp edge from the valve relief trough. Probably not necessary in your case but not a bad idea if you decide to go larger later on. Do you know how much the heads have been milled on that?
A light piston modification to improve piston to valve clearance. It's just beveling the sharp edge from the valve relief trough. Probably not necessary in your case but not a bad idea if you decide to go larger later on. Do you know how much the heads have been milled on that?
