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timing

  1. Engine/EFI/Drivetrain
    So last fall I had an issue that was progressive with my timing cgain tensioner. Here is a link to my you tube video from last fall https://youtu.be/oTcxcfFqzws ... I sent my motor to Rossier Engineering and he tor it down did a top end rebuild new cam and green injector and stated that the...
  2. Engine/EFI/Drivetrain
    hey guys i just rebuilt my quad and i did the cam mod. when i went to start it it turns over and over with a occasional backfire. i was thinking timing but i 80% sure i did that right but i never did anything with the shims or checked valve clearance. do i have to change them for the mod? i...
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