Home Forums TaG Rotax Max Weird issue w/ my Rotax (possibly carb related?) Reply To: Weird issue w/ my Rotax (possibly carb related?)

Christian Fox

Tony is correct; either your float¬† is stuck or your needle valve is bad. I’ve had a needle spring get sticky before. If that happens, you will either run super rich or spill fuel like your are seeing. If you use pump fuel and the fuel has sat in the carb for a while, the inside of your carb can get green and sticky from the ethanol. Carbs don’t like sticky. It’s pretty easy to strip a rotax carb (they’re huge) and clean it out. Here is a link to a good video if you are unsure about how to do it: