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#bigbore #coolant #exhaust #help #raptor700 #se 2020 yamaha raptor 700r se 350 660 660 carb issues 660 reverse issue 660 transmission 700 700r 700rclutch @montana @quadmatic @sixpack557 arizona atv backfire sputtering barkers big 3 big gun bogging brakes carb carberator carbs cdi choke clutch coolant custom dynojet electrical electrical issue engine exhaust flywheel front shocks fuel pump gytr handlebars help hmfexhaust hotcam intake jetting k&n knocking maintenance mods monster exhaust needhelp no spark no start oil oil change overheating pc5 pcv piston power commander v question raptor raptor 250 raptor 350 raptor 660 raptor 660 problem raptor 700 raptor 700 bad noise raptor 700r raptor 90 raptor660 raptor660r raptor700r raptorsuspension rebuild sand quad hill dunes shocks shocks absorbers spark plug sparkissue starter starting issue stator suspension throttle bogging tires transmission tuning wheels & tires wiring wont start yamaha yamaha raptor 660 yamaha raptor 90 yfz 450 yfz450
  1. Fuel Injection Tuning
    Hello looking for some insight on how to properly tune with the pcv tuner, I recently installed both the hmf full exhaust and pcv tuner, it came pre loaded with the hmf action tuner but I see that they have different tunes for different exhaust and intakes, the hmf is the only one with no intake...
    hmfexhaust k&n pcv autotune raptor700r
  2. Fuel Injection Tuning
    Hello guys I just got a 2020 SE Raptor and i am hesitating on which full exhaust shoul i order : HMF competition or Yoshimura RS2. in my country (Morocco) there is no noise regulations. Ofc i will add FCI airbox and PCV. also what are the next mods you advise ? and if you can help with a...
    big 3 hmfexhaust pcv powercommander yoshimura
  3. Raptor 250 Discussion
    not really looking to get a new full exhaust for my raptor 250. but I’ve got a deal on a mint HMF trx450er slip-on exhaust. Would it fit on my raptor?
    hmfexhaust raptor 250
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