★ The rings should fit perfectly parallel to groove surfaces. If not, replace the piston and all the piston rings.
With the piston rings in their grooves, make several measurements with a thickness gauge [A] to determine piston ring/groove clearance.
![](https://motoinstruction.ru/img/kawasaki/5/113367.jpg)
Piston ring/groove clearance
Standard | Service Limit | |
Top | 0.05-0.09 mm | 0.19 mm |
Second | 0.03-0.07 mm | 0.17 mm |