Originally Posted by gomer_110

IMHO the "split" should be between the Base and the Sport package. ie. 370Z (base only) in CS and 370Z sport and Nismo in BS. Once you account for the fact that the Nismo is slightly heavier, its aero is pretty useless at autox speeds, and the rules would allow for a sport owner to swap the CBE to something that's even better than the Nismo I think the two are on pretty even footing. The only advantage the Nismo really has is the slightly wider wheels which personally I don't think that tiny bit will make that much of a difference.