currently i have a 65 coronet that weighs 2988 with me in it its a bb 727 4.86 gears,its currently running 10.70s@123,440 otb eddy heads,comp cams 597 619 solid i know the conv is some of it,it was built for a trans brake 4200,but i can only foot brake it 2400,track changed rules!thanks,sam.also car is back halved w/14-32 m/ts.