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  1. Best website to buy new engines.

    Bikes and Parts Wanted - All Makes
    Hey guys. I'm building a drift trike at the moment. Something to keep me busy during quarantine. I ordered a chinese 125cc from Amazon and when I got it, the engine had no compression. Tore it apart to find piston ring gaps were stacked on top of each other, valve lash was miles off, timing was...
  2. cx 65 modification

    2 Stroke Pitbikes
    Hi . mi 10 YO son have a 2014 cx 65 cobra. i want to hear advice about what modifications can be made to the engine to improve its power. thank you.
  3. Klx 110l lower end

    KLX110/Midsize Parts for Sale
    Klx 110 l lower end motor engine This is a 2011 KLX110L lower end (4-speed). The motor is in great condition and all pegs mounts are in good shape also. The motor just had all the shift forks, shift drum, shift linkage and shift star replace because the motor was jump from 2nd gear to neutral...
  4. XR 80 or CRF 80 Engine

    Bikes and Parts Wanted - All Makes
    Hello, I am looking for a complete Engine for a XR 80 or CRF 80. I am from Germany and due to the fact that both of these bikes were never sold here, I need your help. So if you have an Engine and are able to ship it to Germany, please send me a massage. I know that the shipping costs are high...
  5. Where can I buy an engine shipped to canada

    Chinese/Import Minis - General Discussion
    Where can I get an engine 140cc and up shipped to Canada for a decent price
  6. looking to buy an engine

    Bikes and Parts Wanted - All Makes
    looking for a place to buy an engine brand new or used and im located in canada can anybody help?
  7. 1979 Honda Z50R not starting

    Z50, CT70 and JDM Monkeybikes
    A couple of weeks ago I decided to buy a '79 Honda 50. Up until this past Saturday it would start on the first kick, but for some reason the engine will only turn when I kick it and won't start. I've let the bike sit for several hours between each attempt of trying to start the bike as not to...
  8. NEED HELP Daytona DOHC 115/119

    Chinese/Import Minis - General Discussion
    Hey I bought a new daytona DOHC head with 54mm piston and mounting material. Yesterday i would put it on my daytona 119 sohc engine with 54mm x 69mm high cylinder. I had seen that the DOHC Piston doesnt came on top to the zylinder. So i became from my friend an other original daytona 54mm x...
  9. IRK timing ideas?

    Chinese/Import Minis - General Discussion
    I've been reading around and heard some of the Kitaco IRK copies don't have timing marks. Anyone have any suggestions on how to time it? I don't prefer to have bent valves. :D Thanks in advance!
  10. Looking for a mod crf50 motor

    Bikes and Parts Wanted - All Makes
    Im looking for a solid honda mod motor, nothing clapped out either. I will be building my 1997 z50, going to be my first 50 project. let me know whats out there, not trying to drop $800 when i could just build the one i have.Thanks!
  11. gpx 125 motor fs

    Import/Chinese Parts for Sale
    2010 Gpx 125 with a trail bikes 148cc jug and race head. Oil cooled or can come air cooled. Engine runs perfect depending on cash offer I'll add more to it. Stuck in third gear I received the bike like this and the shift shaft is bent I assume it's broken the clutch works fine though. Hmu...
  12. 110cc Zongshen Engines worth anything

    Chinese/Import Minis - General Discussion
    I've got 2 110cc Zongshen engines that I'm thinking about selling for parts and trying to see if it's worth the hassle. One is electric start with starter underneath. This one is definitely parts only. The other was running from the person I bought them from, but has been 6 months or longer...
  13. KLX140L DTX/Motard build? (New to PM)

    KLX110, DRZ110, TTR90
    looking to rebuild my 140l. It's been used for flat track, enduro, moto, trails, and even pavement. bought the bike new in 2010 and probably has 120 hours on it now. Motor still runs like a top, but I'm dying to make this bike a 20+hp blast. it's going to be a flat track/pavement exclusive bike...
  14. 1971 Honda Z50A mini-trail speed

    Z50, CT70 and JDM Monkeybikes
    I have a 1971 Honda Z50A mini-trail that i use for riding around town with some friends. This minibike is the slowest, any tips or modifications i can use to go faster.
  15. Yx150 size

    Chinese/Import Minis - General Discussion
    Hi, can anyone tell me length beetween of those lines in picture (beetween big black one and small, and big black one and small red) Not really matter if its from honda style or klx-style one. (im not sure is this rigth place for this topic)
  16. baja 70 head

    Z50, CT70 and JDM Monkeybikes
    hello guys, i just cracked my stock POS hit on my baja motorsports 2007 dr70 and was just about to buy the cylinder head assembly for it when i came across a 50. I come from the go karting world were we bolt on smaller heads for added compression without much loss in flow, but these motors are...
  17. CRF50 Parts - 88cc Motor Freshly Rebuilt, Frame, Swinger, Plastics, Seats, Pegs, Etc.

    CRF50/CRF70 Parts For Sale
    Hey guys, built my first Red Baron mod bike, therefore I have a lot of parts to sell. I am new to selling parts on here, therefore if you would like to check my feedback, my eBay user ID is xlogan7. I sell many parts online, just never before on this forum! Prices are negotiable, so don't feel...
  18. My Mini Chopper

    Chinese/Import Minis - General Discussion
    Hello, I currently have a mini chopper with a QIYE 125cc motor in it. The motor runs good, but I want more power, mainly top speed. I have been looking at the LIFAN motors. This is just going to be a cheap replace because I do not ride my chopper that much. I found 2 motors. Lifan 125cc or the...
  19. SSR 140 TX 6 hours and BLOWN ENGINE!!

    Chinese/Import Minis - General Discussion
    I was riding last night doing some long trips on and off the road for about 3 miles. On my way home i was running the bike out a little bit since i was on a straight stretch trying to get top speed and my engine locked up!! Got the bike home and every last drop of oil blew out of the crank...
  20. Biggest engine in xr100?

    Does anyone know what the biggest engine that you can get in a xr100 frame without major surgery like an xr200 engine or something? I can make new motor mounts and do some modifications minor cutting and welding just nothing huge ..... just looking from more power and whatever I get will...