Inliners International Forums General Discussion Engines GMC stock head 302 build recommendations

Ed, They were 1.94 Intake and 1.6 Exhaust used by Don Haymes(Don1450) in a 302 punched to 320.
The are Chevy V8 valves readily available.
Go into search and type in 302 Valves in High Performance forum. It'll pop up and maybe you can contact Don.