The diameter of the cylinder was adapted to the Lifan 150.
These housings are essential to this engine but can be mounted on the cylinder below.
Assignment:
Lifan 120-1P52FMI> 11/2007
Lifan 138-1P54FMI> 11/2007
Lifan 140-1P55FMJ> 11/2007
Lifan 150-1P56FMJ