1972 Olds 455 +.30 KB Hyper pistons. 9:1 compression. Crank turned 10-10. Custom ground Clay Smith flat tappet cam .465 lift for Interstate driving. Pro Comp heads that are new then blueprinted. Comp full roller rockers. No car/flex plate. Engine was broke in on stand, oil changed. Location is near Cedar Rapids Ia. All work done was by Clint at: https://www.facebook.com/CL-Engine-and-Machine-303844026647902/