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  1. G

    Convert Lifan 125 to 140cc

    Hey, i have that question that I have two lifan 125cc engines and both engine numbers are 1P54FMI. I want to put a 140cc cylinder on one of them if it is possible. Are the strokes the same on the 125 and on the 140 or it is different? If different is it possible to lathe to size the 140 cylinder...
  2. G

    Convert Lifan 125 to 140 if possible

    Hey, i have that question that I have two lifan 125cc engines and both engine numbers are 1P54FMI. I want to put a 140cc cylinder on one of them if it is possible. Are the strokes the same on the 125 and on the 140 or it is different? If different is it possible to lathe to size the 140 cylinder...
  3. UrbanRockWell

    Just got a Postie! 1981 Honda Ct110 Lifan 124cm

    Thanks all and anyone in advance for helping in anyway get some joy from this 1981 ct110 with a Lifan 125 engine I don’t know much about, YET! , and it’s not starting, I hear compression coming out the carbs and it seems super clean, it WAS missing flywheel flange hex nut, SO FLYWHEEL COULDNT...
  4. B7871ACD-B582-4D46-96B1-5E02BA172157.jpeg


    Drawn wire diagram of my 1981 Honda ct110 , Lifan 124cm
  5. J

    140cc head on a 150cc engine

    Hey everyone! I recently bought a second hand pitster pro lxr with a lifan 150cc oil cooled engine for cheap with some issues. Originally it was burning a lot of oil and would constantly puff out a cloud of blue smoke from the exhaust while running. My first thought was that it could be bad...
  6. 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...
  7. 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...
  8. M

    Lifan 125cc no spark

    never mind, fixed it.
  9. C

    Help. Upgrade/Speeding up the CG150

    Hey guy, i have a CG150 and was looking forward to upgrade it to a 200 or 250. Also was what types of Mods are available for these engines? Anyone can help me on this? Thanks in advance, Cheers :action-smiley-035:
  10. C

    Bought a Mini Now want to Pimp it, i need some help!

    I picked up some cheap Chinese mini from a garage sale for $100 AUD aswell as some other items i have now since sold so the minibike dosent owe me a cent, anyway i made atleast around $400 from the other items i sold so ive decided too put the cash into the bike for the annual end of year river...
  11. H

    Lifan 150cc Problem

    Hi I need some help here. So be my hero and help me:cheeky-smiley-005: I can start of with: Bike; Ten7 midsize (2012 or 2013) Engien; Lifan 140cc Problem, Im trying to change my 140cc lifan to a 150cc lifan. I can't get any spark in my 150cc. :action-smiley-003: If i move the...
  12. D

    How To Break In an Engine?

    Hi guys, just got shipped a brand new Lifan 125 engine for my pitty, first question- Should I drain the oil straight away and put proper brand stuff, what happens if I dont? 2nd Question- Is The engine already factory tuned eg- Timing valves etc 3rd Question- Whats the best way to break in the...
  13. A

    140cc Lifan Clutch, Seriously need help.

    Hello, I've just signed up because this flipping lifan engine is grinding my gears. Ok so the clutch isn't disengaging I might be possibly missing something! The pin inside the clutch cover works fine. But on the engine that pin is just engaging to the bearings on the pressure plate, am I...
  14. D

    2008 Pitpro Lifan 125 Neutral start Compression problem

    Hi all, so a few weeks ago I was riding my pit bike when suddenly when I was riding in every gear it was just screaming in every gear and not going anywhere, So I check the oil and it was bone dry, stupid of me to check! their was a little bit of smoke coming out so I turned it off straight away...
  15. J

    Sump plug threaded

    Hi, I don't have much info on the bike I have, all I know is it's a Motovert 140, seems to have a Lifan engine. A friend of mine once took it to a shop for a service, and this so called "mechanic" has completely threaded the oil drain hole (apparently not the first time he has gone all trigger...
  16. S

    I need help in finding the right spark plug for my 125cc engine

    Hi, Im in a situation where i've lost my spark plug and can't find it anywhere. So would anyone happen to know what spark plug fits the engine? If someone happens to have the same engine, please check for me! It's a Lifan engine (TZH157FMI) Thanks in advance!
  17. D

    Pitpro 125 Problems

    Hi all, I recently bought a pitpro 125rr and it runs really good but it gets really hot and overheats every 5 minutes. The oil we put in it was 10-30. What could be the reason for this?
  18. Asian

    CRF50 Build

    Check the last pages for the most recent updates :) thanks for viewing have fun reading ! My CFR50 Build was a lot of fun and still on going i thought i would share with you guys as i like these threads myself :D i didn't take photos of every mod but did take a few of the build. i started...
  19. Kprugger03

    Crf50 with lifan 125cc prob

    Anyone know what to do when u put a lifan 125cc on a 03 crf50 and the rear foot Break hits the foot peg bar an is under the side of the motor what do you do to fix that???
  20. J

    Looking for a good carburettor option for a 110 lifan

    Hey guys. I currently have a pz27 on my lifan but it seems that it may be too big as it bogs under full throttle from idle. I have researched and found that a smaller carb may be better for the 110.