I'm looking at some wheel/tire combinations for auto racing, and trying to decide which combination would out-accelerate or have more grip cornering.
combo 1: 225/45r15 tire on 15"x8" wheel; 34.2 lbs total weight; diameter 23.0"
combo 2: 195/50r15 tire on 15"x7" wheel; 28.4 lbs total weight...