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Engine

ATV pistons, intake, exhaust, carb, cams, jetting kits, head work, etc...
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Lounge

This is the place to talk about whatever except politics, religion, babes threads, and illegal activities. Anything about the 450R should fall in a section below. Sponsored by:
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Parts/Accessories

Buy and sell at your own risk!!
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Pictures and Videos

Show off your ATV TRX 450R quad, your riding skills, or anything else. *No profanity or obscenities please*
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Suspension, Chassis, and Drivetrain

shocks, a-arms, swingarms, chain, axles, clutch, etc...
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Trending Discussions All Trending Discussions →
  1. Jetting Questions

    Engine
    Most of you agree there are THOUSANDS of some type of "jetting questions" on the Org.... and I have spent my share of time trying to answer many of them.... So, what I purpose, is a PINNED thread, which will allow most people to understand jetting, determine jetting needs, view what the most...
  2. Who's got the best looking 450r?

    Pictures and Videos
    I want to see some tricked out quads!!!
  3. Jetting Database

    Engine Tech FAQ
    Alright I got 15 different Jetting set-ups for all different years. I have them in order by year, so you can find your year and similar mods and hopefully get a better feel of where your jetting should be... I know some more of you gave me your info but without knowing some key components, I...
  4. My Silver & Black build - a year in the making

    TRX450R.org Project Quads
    Well, its been a long time coming. And I have been lagging on creating a project thread due to the fact that I have not taken any nice pictures as of yet. But will try to do so soon and add them to this thread. A little background on my build... It started a year ago when I sent a head out to...
  5. Starter Clutch Install

    Engine Tech FAQ
    Is your starter whirring and not catching? If so, the problem is likely your starter clutch. Honda issued a service bulletin regarding this and actually initiated a replacement campaign, but unfortunately it expired last year. The good thing is that the parts aren't too expensive and the job...
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