Jetting change needed if just changing header?


1 reply to this topic
  • CanadianWR450

Posted December 21, 2009 - 06:14 AM

#1

I was talking to FMF and they are going to come out with a stainless megabomb.

I'm contemplating one for my 04 450 (got a ding in mine anyway). Would anyone expect a need to adjust jetting from going from the stock 04 header to a FMF megabomb?

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • Baja trail Rider

Posted December 21, 2009 - 02:22 PM

#2

On my 07 wr450 when I put the mega bomb header on.I went from a 175m jet to 180m that fixed it,but im at sea leval




 
x

Join Our Community!

Even if you don't want to post, registered members get access to tools that make finding & following the good stuff easier.

If you enjoyed reading about "" here in the ThumperTalk archive, you'll LOVE our community. Come join ThumperTalk today!

The views and opinions expressed on this page are strictly those of the author, and have not been reviewed or approved by ThumperTalk.