TBparts - Cylinder 57MM Big Bore x 69mm Tall for Lifan 125cc

This cylinder has been tested and works properly on Lifan 125 engines.
See Works Lifan V2 Performance 138cc Semi-Auto Engine - TRC-1449

This is a 69mm tall cylinder



Note:


1.   Make sure your engine has a 69mm tall cylinder before ordering

SEE TECH LINK:
https://tboltusa.com/store/tech.php?pID=74/Pit+Bike+Cylinder+sizing

2.  We recommend you test fit the cylinder. The best way to do this is to initially test fit the cylinder without the piston installed at all.

SEE STUD PATTERN TECH LINK:
https://tboltusa.com/store/tech.php?pID=220/Stud+Pattern+for+TBparts+57mm+x+69mm+tall+cylinder+TBW16...

3.  Test fit the piston WITHOUT the rings on the connecting rod with the cylinder installed and check the deck height to make sure the piston does not stick out of the cylinder at top dead center.

4.  Double check everything with this advanced engine build TECH LINK:

https://tboltusa.com/store/tech.php?pID=108/Advanced+Engine+Build+Checking+Valve+to+Piston+clearance