[kennyschriever]

hey guys i have a 2007 400ex and it has a full yoshimura exhaust and k&n high flow air intake and a dyno jet jetkit. i want to buy a hot cam for it what would you recomend, i ride at the dunes a little but mostly around the farm and on my track. thanks

 

[Redracer]

Stage 2, no questions asked. Then get an aftermarket CDI to complimant it. Remember you have to rejet after you install a cam

 

[TRX2fiveO]

Also with the stage 2 I would recomend hard faced rockers and better valve springs.

 

[TTRCR414]

i have a stage 1 but i also have a big bore kit so im not sure my opinion matters much lol