400EXracer74
03-17-2005, 05:50 PM
will i still be able to race in same class as i would race my 400. i want to race i think its 91-450 CC 4 stroke as well as open not just open. what are peoples opinions on it? does it work good. do i need to get a new carb with it and will it work with my full FMF exhaust?