Nice color, those cars were great. I had a 04 GTO and a 08 G8, the tire and suspension on those things always bugged me. Too hard to get a big wheel/tire in there and the suspension was so soft from the factory.
It's only about 140lb or less difference depending on the year of the GT500
S197 is more aerodynamic and the chassis/ride is a night and day difference
To expand...
A stage 1, warrantied Whipple car, MIGHT equal the GT500/SC in the 1/4 mile. Some of them don't break into the 130mph traps. And remember the 6 speeds are a lot slower than the automatics. But at least they aren't "boring"....
Ford wants $10,500 for the kit, and the dealer is...