2:73 gears: Don't rev your engine at a stop light challenging the car next to you to a short race...LOL
But, you'll get better gas mileage and likely more comfort at highway speed...
maybe not against another Pontiac , but against most other cars your initial torque will out operform them at redlights
I would add Buicks to that short list.
1968 400 Coupe, verdoro green, black vinyl top, auto 1969 GTO Judge coupe, Carousel Red, manual 1971 Trans Am, cameo white, auto 1970 Buick Skylark Custom Convertible 350-4(driver), Fire Red, white top, auto 1972 Buick GS Stage 1, Royal Blue, black vinyl top, auto