Honda TRX ATV Forum banner
big bore kit
1-3 of 3 Results
  1. Engine/EFI/Drivetrain
    So I have a 2002 400ex bored 40 over and a stage two cam. I can’t get it to fire. I’m thinking I need bigger Jets. If I just buy a 450 carb would that be the best option or should I just go up in jet size
  2. Engine/EFI/Drivetrain
    I just wanted to see what is some good kits I been looking at the trinity kits but i don't know if that's the best I can get
1-3 of 3 Results