+ 5.5 mpg going from regular 833 to an 833od on a small block.

There's no sense grumbling about putting overdrive in and not getting any fuel mileage returns because you're doing 75, 80mph. You want fuel mileage? Try 55 to 60mph, it works and that's all there is to it.

Who's ridculous idea it was to put 3.91's and 4.10's in these cars should be slapped upside the head. 400hp First-Gen Vipers with 3.07's beat the pants off a stock muscle car with 4.10's.