Don't let the machine shop talk you into installing "hard valve seats". They're not needed, and the procedure sometimes causes the head to crack. Use stainless steel exhaust valves for a small block Chevy V8 instead. (Costs less, too!)
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!