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Mini Dirt Bikes & Pit Bikes Forum

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  1. G

    Help needed! extreme bogging and terrible performance :(

    Hello, I've got a Kinroad XT50GY, it's a road bike, but the engine is from a Chinese pit bike, it's a 50cc horizontal engine with 4 gears and a manual clutch. P.S. I'm not good with 4 strokes, this is my first 4 stroke bike, and i wan't to learn how to diagnose and fix 4 strokes as well. And i'm...
  2. G

    50cc to 110cc conversion, help needed!

    Hi, i have a 50cc pit bike and i want to get more power, can i put a 110cc cylinder on without changing the crankshaft or the clutch? i have another engine but i want gears and a manual clutch.
  3. R

    Can i make this happen

    I have 50cc mini dirtbike, and wondering because its a pull start if i can make it a kickstart simply by adding a small metal plate with a peg out of it to the frame then tieing my pull start round it ?? Can you email me your thoughts : ric48992@hotmail.co.uk On attached picture...
  4. D

    Engine conversion 50cc to 125cc, needing some help with wiring please

    Hi guys, I recently replaced my pitster pro engine with a 125cc Lei engine and it all fits perfectly, problem im having is that i seriously have no idea how the wiring goes, i have old wiring from old engine and wiring from the new engine i got second hand...im seriously confused as hell, if...
  5. T

    Super mini motard

    I got plans to turn this 49cc into a motard, using the 6.5in road version wheels, would like to put a 50cc 4 stroke in but cant seem to find one.
  6. B

    50cc fuel query

    Hi all, I have a cheap small 50cc mini quad. Got round to getting it all sorted, now it starts and cuts out. Bit hit and miss whether it will start or not and if it does it cuts out pretty quick. Spark plug was loose somehow :S so tightened that and still does it. removed fuel line between...
  7. my67xr

    my 1982 Suzuki JR50, Rusty restoration

    the other week when i picked up the Jianshe Coyote PY80 it actually come with another bike. i picked up the pair of them for $220 this is the other rusty bike, a 1982 Suzuki JR50. i thought if i fix this one up it would give Cj an opportunity to lean to use a footbrake, and that it'd also be...
  8. A

    crf50

    hey guys just wondering if this DNM rear shock i bought will fit a standard style swingarm on my completely stock 2012 crf50
  9. S

    What was the first bike in your family?

    So I thought I would go through some history with you guys cause. My story pretty much is I wasnt allowed to own motorbikes as a kid, now im old and crusty I can. My Grandpa on mums side bought one of these beasts in 1929 (took a year back then for the new models to make it here on a ship)....I...
  10. timeeh

    FOTM Oct/Nov 2013

    <div style="float:left; margin-left:15px;color:#B50203;font-weight:900;font-size: 18px; padding:5px 0px 40px 0px; ">"The last Fifty of the Month for 2013 is now up! Some awesome rides this month, get your votes in... ... and good luck to all who entered" cheers from, the Mod Team</div>...
  11. D

    Motovert rx125 need help

    I bought an 08 model rx125 when I got it home it had a shattered bottom headset bearing and I can't rind anywhere to get new bearings if anyone can help me find somewhere I can find a set it would be cutie helpful as they are a different size to all my other thumpsters
  12. my67xr

    my new/used Yamaha PW50 thread

    ok, iv'e done it again.... i should be selling bikes but had the chance to purchase a Yamaha PW50 today..........and did. it had been sitting for a few years in a guys shed, he bought it as a non running project bike to fix for his daughter. but he'd never got around to doing anything to it...
  13. ROLLAS13

    HELP! I don't know what head this is.

    Hey guys what I have is not a pit bike but it's a mini. I have a mini 1986 Suzuki gsxr 50/rb50/gag. There were only around 2000 ever produced. Here it is: But more to the point I would like to know if you guys know what head it is, I've read it maybe a takegawa head or if it's just a Suzuki...
  14. C

    Where is the CDI on 50cc china mini chopper

    I just got two 50cc 2 stroke mini choppers for $25.00 each at a yard sale. I got one of them running but not very much power. Starts out really slow and when it ganins some speed (20MPH) it seems like it is holding its self back. I heard that there maybe a rev limiter or govenor on it. They have...
  15. B

    JR 50 Intake Restrictor

    I have a 2003 JR50. Is there an actual Intake restrictor between the intake manifold and the cylinder on this bike? I know there is one on the exhaust. If the Intake restrictor does exist, can someone tell me what and where I am suppose to find it? A pic would be incredible if possible. I'm...
  16. V

    post pics of your 50cc's

    hey just want to see what you guys all run ;) no big bangers please. thanks guys.
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