ARMY TM 9-2815-256-24
AIR FORCE TO 38G1-96-2
MARINE CORPS TM 2815-24/5
Always install a new (matched set) liner when replacing a piston. Distance from top of piston to top
of keystone ring groove is 0.158 inch (4 mm).
Do not stamp top of high ring piston. Piston can be damaged.
New rings are furnished with the correct end gap; therefore, fitting to the liner is not necessary.
Do not use oil or hand cleaner soap on cylinder liner packings (A, FIGURE 3-165). Petroleum
products will cause the red (or white) packing to swell, which may result in packing damage during
Pour liner lubricant (AR54749) into a suitable container. Dip packings (A and B, FIGURE 3-165) in
Install black packing (A) in lower packing groove in cylinder block.
FIGURE 3-165. Location of Cylinder Liner Packings
Install red (or white) packing (B) in upper packing groove in cylinder block.
Turn cylinder liner upside-down. Dip the square packing (A, FIGURE 3-166) in liner lubricant and install
over outside of liner.