1987-2004 Kawasaki Mojave KSF250 Service Manual, Page 70Get this manual
ENGINE TOP END Cylinder Installation
-Remove the piston by pushing its piston pin out toward the side from which the snap ring was removed Use piston pin puller (special tool)' if the pin is tight
1Cylinder Base Bolts -After installing the cylinder block, install the chain guides as shown-Tighten the guide mounting bolt to the specified torque (see Exploded View)Chain Guide
APiston Pin Puller Assembly: 57001-910 -Remove the top and second ringsCarefully spread the ring opening with your thumbs and then push up on the opposite side of the ring to remove it-Remove the 3-piece oil ring with your thumbs in the same manner
Piston Installation Notes
-The arrow on the top of the piston must point toward the front-When installing piston pin snap ring, compress it only enough to install it and no more