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So I’m having an issue with the carb/jetting. Raptor 350 with a big bore 366. I can get it to idle just fine but it won’t rev out with any main jet from 145-180. I have a Zoom Zoom carb in it now that replaced the aftermarket carb that was on it when I got it. Other keys are factory size. It’s...

Hello folks, racking my brain here trying to figure this out. I have a Raptor 350 that I recently upgraded to a 366. I’m having trouble with the jets. No matter what jets I put in it stumbles and dies when I give it throttle. I contacted the manufacturer and they said start with a 147.5. Went...

I recently replaced my top end with a “big bore” 366. On my first time out after installing everything, I experienced the engine cutting out when I would slow down to stop. Ran great as long as I was giving it throttle. Idles fine as well. I have a slip on and a uni filter. Thanks in advance!

Hello gang, new member here. I’m on my second Raptor 350 after buying one new the year they released. Question I have on my new one..previous owner did a lot of “modifications” and I am trying to add an aftermarket neutral light. Many of the connectors and wires have been cut or bypassed. My...