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  1. General Discussion
    I have a 2009 kfx 450r , it has been running strong but as of late it started misfiring and it just bogged out on me and turned off the other day for the first time .I’ve noticed it only done it when running and riding for a good amount of time , it usually happens when im going full throttle it...
  2. Member Introductions
    So ive been having this issue where my quad will bog down at half to full throttle once the bike is warm. My fuel pressure is ~43psi while idling then drops when pressing on the throttle. Is this standard? The fuel pump screen/ filter was dirty and chewed up. currently in the process of...
  3. Engine/EFI/Drivetrain
    I've been on this forum looking for threads that would help with my problem with my quad bogging when I give it gas. Today I've decided to sign up because nothing has worked for me. this is what I've done so far: New sprak plug Clean my jets bought new tps Clean air filter Used electrical...
  4. Engine/EFI/Drivetrain
    Hi I have a 2008 kfx 450r efi and I seem to be having some problems with bogging, and lack of power. When I run the quad it will run fine but sometimes when I restart the quad the f.i or overheating light by the bars will randomly turn on and the quad will bog, sputter, stall out, and not want...
1-4 of 4 Results