better re think that 7000 plus rpm and 6 qt pan set up. also, consider looking into heads ie.......not a crate engine. The single springs will need to be up graded as with rocker system. Read, read, read, then read some more, then ask questions. Also, everything behind your engine plant needs to be bullit proof. 800 hp is a fairly easy goal. I do it with a non hemi. Also, it should idle 1/3 rd as high as yer cheby with no problems. The key to fast times is a light car. Takes less hp. Don't over gear a mopar. they make tq