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Mini Dirt Bikes & Pit Bikes Forum

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  1. Generalkrash

    140cc 125cc Franken build. Advice wanted.

    Hello there. We are working on my buddies bike motor and are attempting to build something different He has a gio 140cc barrel and piston we were going to widen the case a bit so the sleeve will drop down. In to the bottom end. The bottom end is a lifan 125cc with the 14mm wrist pin. Piston fits...
  2. S

    Lifan 150cc with 140 Lifan CDI and stator plate (Full wiring)

    I had a 140cc Lifan, which locked up, destroyed the crankshaft, cylinder and piston. I bought a used 150cc lifan, which didnt have a stator plate, magneto and carb. I used my 140cc carb, stator plate, magneto and whole wiring with CDI. Now the problem is as follows. When I try to start the...
  3. D

    Thumpstar TSX 140 back in UK on ebay

    Just seen these thumpstar TSX 140 on eBay I remember years ago it's thumpstar that made this scene they look great as well decent spec bikes
  4. L

    FS [NSW] DHZ outlaw 140

    ITEM AND CONDITION: DHZ outlaw 140 PRICE, PAYMENT METHODS AND TERMS OF SALE: $350 REASON FOR SELLING: Doesn't get used, is gathering dust EXTRA INFO: Has been sitting unused for a year now, trying to pass it on to someone who will give it the time it deserves. A small thread on it here...
  5. jimbo jones

    140 Assassin 3rd gear sliping

    I'm looking at buying a 140 assassin and the owner says it has a problem with 3rd gear and it sometimes acts like it slips what would be the problem with it and can it be fixed or will it need a new gearbox?
  6. J

    Pitpro 140 le help!!!

    hey guys, long time lurker first time poster, Ive got a pitpro 140 le, the ignition is breaking down in the top of the rev range, also wont sit on constant revs, have replaced ignition lead, cap whick was rusty from water ingress, could it be the stator?? Im a mechanic by trade and have tinkered...
  7. S

    140 ?? big wheel

    So I bought a big wheel 140 pit bike for my son... at a seized vehicle auction... No idea if it ran- and it didn't! Broken kickstart. Which turned out to be a broken gearbox shaft- apparently pretty typical of these Zongshen/YX style 140's. It had also completely destroyed the gearbox bearing...
  8. P

    Which Cdi, YX140 ?

    What's a good racing cdi for a yx 140?
  9. P

    Motard wheels Atomik

    Where is the best place to get motard wheels for my 140 Atomik?
  10. S

    Zongshen 140 gearbox same as yx150/160

    Not sure if this is out there or not but thought I'd share. I'm fixing the motor in my son's bike (broken gearbox output shaft at the kickstart idle gear end) and the gearbox for this Jongshen 140 turns out to be identical to the yx150/160 gearbox internals. There you go. Hope it helps...
  11. S

    Which stickers?

    Hi there! I've recently bought a cheapo pit bike at auction for my son and am going through the usual things to fix before he can get out there and try it out (not working kick start turned out to be a broken gearbox shaft- DOH!) Anyway, any ideas what it is and more to the point which...
  12. B

    lifan 140...random noise

    Hey guys, Ive got a Lifan 140 "monster" in my bike. 4-up tranny. when I lean the bike to the left, I hear a 'tapping' noise, when I straighten it back up, it goes away and when I lean to the right, its not there. I just adjusted the valves in hopes that those could be it, but no luck. I...
  13. M

    Help with a new mini bike purchase!!!

    Hi all, Yes I'm aware of existing posts on what bikes to buy but every good bike company seems to not be making bikes anymore. I have contacted Pitsterpro about their X2 140 and Ciniworx's about their CNC 150 and 140 resulting in them both saying that they don't stock them or make them any...
  14. Q

    How do the heck does the rear caliper metal plate sit?

    Specifically for the type of caliper which takes these type of pads http://www.ebay.com.au/itm/261320227581?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2649 I can't seem to make the gold plate thingy sit properly. It always seems to get in the way of one or both of the brake pads. One of the...
  15. Cordogs

    FOTM Jan/Feb 2014

    FIFTY OF THE MONTH JANUARY 2014 2014 is upon us Miniriders and that means a new FOTM competition. On behalf of the Admin/Moderating team I'd like to welcome all new members to Miniriders and encourage you to enter our monthly competition. Entries are now open! Good Luck!
  16. S

    Postie engine upgrade registration- 110 to a 140

    Hey everyone, Have noticed loads of you guys have done the lifan 140cc swap. Any issues getting it rego'd? From what I know i would have to get the engineers certificate. Has this been a problem for anyone? Cheers, Steph
  17. L

    Ben's Lifan 140 build

    I've been on here for a while now, thought I'd post up my second ride. My first was a new DHZ DPro 160, with OKO 26mm and pro tapers, wish I still had it, but onto bigger but not so much better things. My DHZ Outlaw 140. (Or so it was advertised) Lifan 140 OKO 26mm Fastace BS-35...
  18. rotn50

    Wakeys beach day/ townsvilles mini mayhem lineup

    Ok, so as a few would know we were having a beach day up here, the first of its kind as far as i know for townsville. this vid here is the lineup of bikes that were there minus a BBM 150 17"14"(blown head gasket) and a 125 cc piddy. <iframe width="560" height="315"...
  19. dunny29er

    DPRO 140 forks

    ok so i needed to change the fork seals in my dhz dpro 140s forks anyway the right side was great but when i went to do the left side i snapped a plastic ring that sits above the oil seal, DHZ don't seem to have them so my question is does anyone know what im talking about if so where can i...
  20. rivvs

    Atomik blitz help

    Hallo i want to buy a atomik blitz but i dont know were to buy one i live in quebec canada
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