Fitting Pistons
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1995 Jeep Wrangler, 1995 Jeep Grand Cherokee, 1995 Jeep Cherokee, 1994 Jeep Wrangler, and 1994 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Measure cylinder bore 2 5/16" (59 mm) below top of bore. Measure piston diameter at right angle to piston pin at center line of pin. Piston clearance is difference between measurements. Pistons up to .004" (.10 mm) undersize may be enlarged by knurling or shot peening. Replace pistons if they are .004" (.10 mm) or more undersize.