Comp cams xe268h for 318
not for 2.76 gears; you need the 2800
I think in a previous post I used 280ftlbs at 2800 to get 2800x2.45x2.76=1623ftlbs into the rear tires, just enough to spin both rear tires like 255/60-15s
At 2500 she might make just 200ftlbs so 200x2.45x2.76=1352 not enough.