I got my set in a 62 dodge dart 500 stroker with about 10.5 cr, solid crower .546 cam stage 2 max wedge intake with dual 600 cfm holley carbs worked to 650 cfm each.tti mw exhaust with c/o's. and repoped mw exhaust mans.727 2800-3000 stall tq 4.30 sure grip in back,msd street fire (changing to 6al soon)with old hemi dc tach drive dizzy. it has mt cheater slicks by raider rims .havnt taken it to the track yet but on the street it rips up the cheaters really well! blast to drive..