gears

Will someone please refresh my memory? If I pull the stage 3 summit center out of my 87 Cutlass what's the tallest GM gear that will go on that unit it has 4.11s now I want highway gears when I put it in the 78

Hey guys, doing my rear end project this spring(in the next month hopefully). Doing away with the stock 7.5 with 2.41 gears(I know I know). As far as a new build I've eyeballed a for 9 inch built by Quick performance. Going 3.73 gears and such. However I figured I'd check before a spend just...

Im traveling from charleston sc, to atlanta in june and have never droven my regal that long of a drive before. Maybe only 2 to 3 hour trips max, so im pretty excited about the ride. So that brings me to my question have far have you guys driven and what set ups. Im running a th-400, 3.73 gears...