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  1. Vintage Classifieds
    Swapped the 250 twin for a single in my 78 elan dlx, reused the carb from the twin (hr-172a) it starts easy and idles smooth, but it wont rev past 1/3 throttle. It's just enough for it to move but noe more. Plug is black and wet so it seems like the motor is flooding. My first thought was that...
  2. MXZX Race Sleds
    I am working on a 2006 440x with LC domes trail needles on the 2nd clip 210 mains and 25 pilots & The carbs do not have power jets. Based on the jetting forum most people with this setup should be running 300-320 MJ and this sled has 210.. the plugs seem quite rich actually but its hard to...
  3. REV-XP/XS Chassis: Renegades/Freeride/Backcountry
    Like the title says!! I did a few searches and didnt find too much info. I was out riding a couple weeks ago it was pretty cold -20C. No issues! I let off from a WOT pull and the sled held around 6000rpm gave it a couple blips of the leaver and nothing! CRUISE CONTROL. Hit the kill switch...
  4. MXZX Race Sleds
    Hey guys, need some help here. I'm rebuilding a 2002 mxzx 440 race sled with the powerjets carbs. After extensive research on here, I've disconnected and plugged the powerjets and gone to '04 trail needles. But now I find that these carbs don't have an air screw! Instead they have a hose barb...
  5. Sledding - General Discussion
    Dealer has no idea... No fellow doo-riders... And I just made the switch over What is a good jetting for a 600 carb for the summer months?? Helped organize a water drag event with the local club, and my sled bogs with the warm weather... Any ideas?! ... or at least a general idea to start...
  6. New Brunswick
    im not sure if this is in the right spot, but i have a question on tuning my sled. i bought a set of brp twin pipes and i need to know what all i have to do tuning wise. just wondering if any one already did this and could tell me there specifications . i realize i gotta adjust my jets ...
  7. REV Chassis - Performance and Trail Models
    Hey guys i bought a 2005 Renegade 800 H.O. Power Tek over the summer, the original owner has done nothing with the jetting, he wasnt an aggressive rider so he had no problems with it, i have heard about the need for a jet kit update and ecm update that needs to be done. If anyone can give me...
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