Have a 2001 warrior. I’ve put 4 new intake manifolds on it over the life of the bike. Haven’t ridden it in two or theee years but when it’s running it runs great. But it backfires every now and then . Sometimes it will be just sitting there idling and will backfire through the carb and blow out...
Had this ATV for years and it continually blows a hole in the rubber intake manifold. I’ve cleaned the carb many different times. Adjusted the valves. Put in larger jets to richen it up and it might run good most of the day then it would pop back through the carb and blow a hole in the intake...