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Hello all . I am new here and I really need help with this :rollseyes I need help with the Rear-end gears. I have a T56 Magnum XL 2.97, with 4.56 Rear-end gears. the car is making 516 RWHP "Base tune" on pump gas. Full bolt-ons & comp cam stage3. best time in the 1/4 mile is 11.3 @...