hay jazel i put a 140cc lifan in my bike had same problem with clutch all i had to do was bend down the arm a bit and she fit. clutch works fine and the 140 is sweet. u may need to mod the chain cover side as mine hit the frame
hay guys new to the scene, just bought a 140cc oil cooled for my 138cc yamoto. i think its the twin spar frame?noob. were the hell can i fit the oil cooler. the carby faces the forks on these bikes