problem

  1. OwenHmini

    Mini bike screeching

    Mini bike screeching im not that smart on mini bikes but I know a little about them I wanted to know if anyone could help me with this problem it has happend before but we made some changes and it was gone for a few days but it started after riding for a while so I wanted to know if anyone could...
  2. L

    Engine Help (Predator 224) Idles WAY too high

    Hello, I've been working on a 224 build this week and the first steps I took before running the engine were to 1. Fully remove the governor 2. remove the oil sensor 3.install a mikuni carb (or knockoff) I originally was just going to ziptie my governor but the original throttle I had, (was a...
  3. S

    5hp briggs and 1969 bird questions

    I have a project ive been working on lately its a 1969 duck bird. I just recently got a old 5hp flathead briggs that I was super exited to use as its engine as ive really only used predators before and I thought it would be perfect for my vintage project. It was kinda a fast thing I saw the...
  4. 20190602_181600 tav2_30_drivers.jpg

    20190602_181600 tav2_30_drivers.jpg

    tav2-30 driver pulley problem.
  5. T

    Predator 212cc carburetor woes

    I have a non-hemi Predator 212cc on an old manco quicksilver go-kart chassis, it's been in my dad's shed since 2012 or '13, can't remember. The reason being a worn jackshaft sprocket and a driver unit that stuck open and wore belts out in a matter of hours, and no time to mess with it back then...
  6. S

    runs fine but wont idle correctly

    After picking up the minibike from the autozone my son started the bike up noticing that the engine is a lot more quiet. When he rode it it almost flipped him off because of the torque which took some getting used to haha. The next day he rode it to his friends house and came back and was...
  7. 93notch408

    W.O.T bog problem

    im having a problem with my drag bike its a built big block 95mm piston the works...has a 38mm flat slide mikuni on it when i pin it it bogs sputters and stuff like it wont go know where but if i roll back on the throttle to like 3/4 it starts pulling harder im stumped i cant figure it out im...
  8. TankforGod3

    My tricky TAV

    I know this bs has caused me lots of trouble and money but I have found my problem to my TAV system. It was not something that normally should never happen... I have had all kinds of trouble with my TAV on my go kart eating belts. I had everything rust free and in perfect condition and still my...
  9. S

    Mini Baja fork problem

    I was trying to take apart and drain the fork to weld a brake bracket on. I brake the bolt in the bottom of the fork loose, but it's just free spinning now. Am I missing something. Top cap and spring came out fine.
  10. K

    predator clone mini bike problem

    i put a predator clone in my doodlebug mini bike. i got it all installed and everything hooked up. i started it up just fine. but when i switched it from start to run. it took off away from me and was stopped by a wall. no damage to the engine or bike. i just need to know why it took off like...
  11. R

    Help with an electrical problem Rupp TT500

    I have had a 55 year old Rupp TT500 mini bike in the shop for 3 months now. I can build the heck out of anything it the house, but I never got into motors and cars. Here is the problem that the shop is having. The bike has been sitting for 50 years. The engine was froze so the changed out...
  12. M

    briggs and stratton 5 hp fun power problem

    Hey everyone just recently bought a go kart with a briggs and stratton 5 hp fun power motor.. it started and rode for a while then it would shut off after pressing the gas i left it for a while then it wouldnt turn on at all. so I did a carb cleaning and rebuild.... Also cleaned out the gas tank...
  13. K

    baja doodle bug engine problem

    so i bought a baja doodle bug of craiglist. It sat for a year. when the dude i got it from tried to start it but wouldnt start. so i got it cheap. when i got it home gas smelt like turpintine so i drained the tank and flushed the tank and changed the plug and took apart the carb and cleaned it...
  14. KB2ROCKET

    I'm having problem with my thermo nuclear reactor

    Anyone here have any experience with how to set up the recoil assy. Every time I pull the rope I go back in time and I have to rebuild again thanks in advance
  15. 1

    Motovox MBX 10 engine shaft problem

    1st post here. Just got a used Motovox MBX 10 minibike and was going though it before letting my son ride it. Removed the clutch assembly because i found some slop in the fit of the clutch key/key fit. After removing the clutch, the shaft if broken where the key sits in the shaft. What are...
  16. Scooterscottie

    I have a problem

    The bolt is stripped. How van i get it off. Its 5/16 by the way. Sent from my iPod touch using Tapatalk
  17. anthony402

    connecting rod problem

    Installed the arc billet rod with bearing....cl1 cam 18lb springs So at first i cant even pull start the engine so i loosen the rod up Now i can start it.....runs good then bam1 Rod bolts.come.loose an.knocks againt my block But i cant tighten it up or i cant even pull start it...
  18. S

    New Comet 40 series belt problem

    I got a new driver for my comet 40 series to fit a new engine I had. Got the bike running, and now when I rev up at all the driven opens ALL the way, and the belt gets pinched and the TC stalls. The driven shouldn't open that much. Does anyone know why this is happening?
  19. Grizzlymi

    12hp Tecumseh Problem

    Picked up this 12hp Tecumseh, after removing the shroud I notice the coil mounts are busted!!! Seller gave me a brand new coil with it, but obviously the mounts are busted and not sure what to do. Is there a way I could fab up some spacers, or would it be a pain in the arse to get the clearances...
  20. R

    Popping on deceleration

    Hey guys new here, Anyways I got a mb165 and swapped in a stock 212 predator. Been pretty fun so far. I recently swapped out the stock exhaust for a straight pipe setup that I welded up (no muffler). When I get on the gas its loud and sounds really good but when I let off the gas i get this...
Top