*2-stroke and 4-stroke engine disassembly, body disassembly, assembly, carburetor adjustment, etc.Please have the person who can make a modified bike for racing install it. *Although the adjustment point is different depending on the product, it is a part that needs to be adjusted to some extent when installing the parts such as centering with washers, adjusting with shims, adjusting the height with gaskets, etc. *These are the parts that need to be modified to increase the intake rate, adjust the amount of air, adjust the fuel for carburetor, injection, etc. *Adjustment of weight rollers, drive washers, clutches, etc. is required for installation.You will need to set up your own settings according to your model. *Although the adjustment point is different depending on the product, it is a part that needs to be adjusted to some extent when installing the parts such as centering with washers, adjusting with shims, adjusting the height with gaskets, etc. *The needle bearing (small end bearing) can be reused, but it should be replaced with a new one if possible. *The air shroud will not fit on the JOG80, CHAMP80.You need to change the length of the stud bolt.Use stud bolts for 3WF.Cut out the air shroud cylinder cover so that it does not interfere with the plug because the plug is facing at an angle.There is no problem with the exhaust intake.
