Forgive me for not knowing how, but it seems Chinese to me. 71 383 original 2 barrel,KB 400 .040 pistons http://kb-silvolite.com/performance.php?action=details&P_id=327,block was cleaned up not shaved. Thanks Forgot .039 felpro 8519 and Stealth heads 84cc

Last edited by ireland383; 09/11/09 09:44 AM.