im looking at buying a quickfuel 850 or aed 850.carb is currently a box stock holley 750 db pumper.motor is pump gas 9.7 comp 418 stroker small block , .600 lift solid roller cam,in a 88 dakota 3340#,727 with 4200 flash converter 3.91 gears and m/t drag radials.best et to date is 7.31@94 with no tuning last oct.thanks mike