10:1 Compression small block with #6 heads that were rebuilt by Rocket Racing. 2.07 in and 1.63 ex Ferrea valves, unported. Lunati Voodoo camshaft 522/539 lift 233/241 duration @ .050 with 110 lobe separation. Edelbrock performer intake, new Rocket Racing two piece timing cover and Pro Gear timing chain. SpeedPro flattop pistons. Melling oil pump with big block oil pan. Great street motor that's seen a little track time. 12.29 in a #3200 72 cutlass driven to and from the track 120 mile round trip It's never seen rpm's past 5500 and it hasn't seen temps above 185. Perfect motor for any street cruiser with a bit of pep. $2500