HI I have a '72 Scamp with a '69 340. Stock rods stock 10.5 pistons Stock steel crank. Ported J heads,2.08 in 1.60 ex., solid purple shaft 571 lift 304 duration cam, LD340 intake, 750 eddy carb., 727 with Huges 4000 stall, MSD ignition, Dana 60 4.10's, with 29" tall tire. Full interior car. Just want a ball park idea what you guys think. If you need more info to determine, let me know. Thanks!