I may get the 516 heads done with 1.74 exhaust, is it worth it to go bigger?
What can the bore take before it needs to be clearanced on the sides?
Will stealth heads fit a 383?
Also anyone know how much lift or valve size to start worrying about valve reliefs in the piston?
thanks
What can the bore take before it needs to be clearanced on the sides?
Will stealth heads fit a 383?
Also anyone know how much lift or valve size to start worrying about valve reliefs in the piston?
thanks