kxr 50 90 2 Manuel atelier : Page 128

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          8. CYLINDER/PISTON                              Mongoose/KXR 90/50


 CYLINDER/PISTON INSPECTION
 Check the cylinder and piston for wear or
 damage.
 Clean carbon deposits from the exhaust port
 area.

   Be careful not to damage the cylinder
   inside wall.




 Measure the cylinder bore at three levels of
 A, B and C in both X and Y directions.
 Avoid the port area. Take the maximum
 figure measured to determine the cylinder
 bore.
 Service Limit: 39.05mm replace if over                  Top
                                                         Middle
                                                         Bottom




 Inspect the top of the cylinder for warpage.
 Service Limit: 0.10mm replace if over




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