Polaris ATV Forum banner
jet size
1-2 of 2 Results
  1. ATV Performance Modifications
    Hello, I just bought a 1998 Polaris Magnum 425. I live in Billings MT at about 3000 feet but travel yearly to Cooke city MT and can get well above 8000 feet while riding. I just got back from a trip and it was running pretty rough on some of the higher trails but it works great back home in...
  2. ATV Repair and Maintenance
    Background. The ATV slowly started to run bad and loose power over a few weeks. Hills became a problem, etc. Took it to the dealer. They said it needed a carburetor kit installed because the valve and seat was bad and it was leaking fuel and flooding. A few days later I went back and they had...
1-2 of 2 Results