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  1. 2000 xplorer caruerator body hole plug

    ATV Repair and Maintenance
    I have a 2000 xplorer 250, when I pulled off air box from carb I noticed one of the plug bb's laying in carb, question is which hole does it plug, can I use something else to plug hole and its purpose? thanks
  2. 1994 250 Trail Boss Carb setups

    ATV Repair and Maintenance
    WHAT IS IT WE ARE DEALING WITH? 1994 Trail Boss 250 2WD Bought this awhile back with a cracked carburetor. Replaced the carb with the supposed direct replacement (thanks, JMC) The carb they ordered was a Mikuni Round Slide VM Series Carburetor 30mm Bore VM30-83 Bore Size: 30mm Spigot O.D...
  3. 1993 Trail Boss 250 Carb Help

    Polaris Trail Boss
    So the original Carb was lost when I bought the quad, so I went to my local store (JMC) and they advised me that the Mikuni Round Slide VM Series Carburetor 30mm Bore VM30-83, was the direct replacement for that machine..... I bought 2. (I have two of these second one still needs work) Well the...
  4. Old Trail Boss 250 - how do I tell the model year?

    Polaris Trail Boss
    I bought this older Trail Boss 250 in non-running condition yesterday for literally a couple hundred bucks as a project bike and in order to start replacing parts it'd be helpful if I knew for certain what year and model it is. Is there some hidden spot on the frame or something that someone...
  5. 1990 Trail Boss 250 Idle

    Polaris Trail Boss
    My 250 2x4 runs great, but will not idle. In the past, once I drove it for a while it would seem to idle. But now, I can ride for 3 hours and when I stop it will shut off. It doesn't even need gas to stay running, as long as I just barely touch the throttle, it will stay running. I am...
  6. new guy from oregon owner of a 96 polaris trailblazer 250

    ATV New Members
    Hey guys I registered on here a while back but never posted. Came on here for answers with my atv. Having carb adjustment issues mainly starting to adjust my choke position in order to get a normal idle and not have it die when I try to take off. Been having some bogging issues as well. If...
  7. Too much positive camber?

    Polaris Trail Boss
    Hello all, I am new to the forums! I just bought my trail boss a few weeks ago. I noticed the left side wheel has quite a bit of camber, it almost seems like more the the right side. But are these wheels suppose to have this much lean out on the top of the tire? Or is there something bent...
  8. 2002 Polaris Xplorer 250 Carb

    ATV Performance Modifications
    Hello, I own a 2002 polaris xplorer 250, and I am wanting to buy a bigger carb and a new pipe for it, but I'm having loads of troubles on the internet searching for some because there are none that I can find. The only ones i've found are ones for a TrailBlazer, and even those are stock...
  9. Hey! new to the sport, need some help with 96' trailboss 250

    ATV New Members
    Hey Guys, I bought my first ATV last summer, a 1996 polaris trailboss 250 2x4, flawless condition other then the electric start doesnt work. i pull started it all year, no issues. in the fall my recoil snapped. i opened it up off the bike to go about replacing the spring but ran into an...
  10. Broken 2 stroke 2000 Xplorer 250

    ATV Repair and Maintenance
    Hello all, I'm new and wish I could offer advice, but alas I need help instead. If you need help with guitars I can help though. My 2000 Xplorer 250 was feeling very sluggish one day and I didn't think it was going to get me out of the woods, and it didn't. While hurrying home with it, it...
  11. I need to find out for sure what year I have. Someone help!

    ATV New Members
    I have picked up what I was told was a 86 trail boss 4x4, but I am having a hard time verifying that with what little info I can find. The serial number is different than the ones I have found online that always starts with a "w" my Vin number is 16442373 down on the frame by your left calf...
  12. carburetor problems

    ATV Repair and Maintenance
    i have a polaris 2002 250 trailblazer. it was built about nine years ago. shaved head, port and polish, bored and piped. i had it professionally tuned. it sat for about 9 years once a year maybe getting fired up. the thing wont start unless its full choke. then when i half choke it idles...
  13. No low end power

    Polaris Trail Blazer
    A couple years ago,I purchased a 2001 trailblazer 250 that had recently had a new top end bored to .040. I have since installed a new 38mm(400cc) carb and a FMF fatty gold exhaust . I have also installed a EPI performance clutch kit. The trailblazer had both lower and upper power to spare for...
  14. 87 trail boss oiler cap

    Polaris Trail Boss
    My 87 trail boss oil cap cracked. I plastic welded it back together and upon screwing it on the tank it fell completely apart. Is there another cap from say a car/truck Or different brand quad that would fit it? It seems that everyone on eBay wants to sell the tank and all. I don't want to...
  15. 2003 Trail Blazer 250 wont start without starting fluid

    Polaris Sportsman
    I bought a used 2003 Polaris Trail Blazer 250 about 2 weeks ago, it ran well on the trails for a few days then stopped running. It all started when i got a new battery (previous owner just used the pull start because they did not have the money to get a new battery) I went to pull start the...
  16. Pls help! - override Hilliard clutch permanently.

    ATV Repair and Maintenance
    Hello, I have had alot of problems with the AWD system on my 89 Trail Boss 250. I'm giving up on the oh-so-finicky electrical 4wd system. Far too many weak links in that "chain" for me. I have read all the diagnostic, theory, and debate threads. I'm not interested in troubleshooting it anymore...
  17. Trailblazer 250 Top Rebuild - Opinions Please

    ATV Repair and Maintenance
    1st time in one myself, it has been into before (i think (blue atv at gaskets)). Questions: 1. Does the piston look ok or should I change it. 2. I thought I was going to find a badly burned piston - what I found was the upper and lower bolts were not tight at all. I think the banging I was...
  18. 2005 Trailblazer 250 - knocking / banging noise

    ATV Repair and Maintenance
    Sounds like a kid banging on a pot on the kitchen. Pang, pang, pang... 2005 Polaris Trailblazer 250 Engine Noise - Knocking Sound - Panging Sound Noise goes away at full throttle but sounds very clangy at 1/2 throttle audio on video doesn't really relay the sound very well... idles down very...
  19. 1997 trail boss Help!

    Polaris Trail Boss
    Im having a issue with it not starting only thing it will do is back fire out the carb i have fresh fuel and new plug Im getting spark and gas on plug Now here is what ive done: New plug and Fresh fuel rebuilt top end i used the stock piston and bought stock 72mm rings i bought gasket kit for...
  20. Need help, I'm stumped.

    Polaris Trail Boss
    Have a 1990 trail boss 250. Recently rebuilt top end. I'm trying to tune the carb now to get it to idle and run properly. First off it requires being pulled over about 7 times with the choke on full and the throttle wide open when it's cold. Then when it's running it will idle fine but I just...
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