ARMY TM 9-2805-257-14 AIR FORCE TO 38G2-103-2 NAVY NAVFAC P-8-612-14E Table 5-2. Engine Repair and Replacements Limits (cont). Item VALVE SEAT INSERTS Exhaust Outside diameter Inside diameter Seat  angle Intake Outside diameter Inside diameter Seat  angle CONNECTING RODS Large end i.d. Small end i.d. Side  clearance Piston pin diameter PISTON Piston pin hole dia Skirt o.d. A-top bottom B-top bottom C-top bottom D-top bottom Measurements Minimum 0.876 (2.2250) 0.745 (1.8923) 44° 45’ 0.876 (2.2250) 0.745 (1.8923) 44° 45’ 0.8789 (2.2324) 0.4200 (1.0668) 0.020 (0.0508) 0.4190 (1.1932) 0.4195 (1 .0655) 2.2475 (5.7086) 2.2485 (5.7111) 2.2480 (5.7099) 2.2490 (5.7124) 2.2485 (5.7111) 2.2495 (5.7137) 2.2490 (5.7124) 2.2500 (5.7150) Maximum 0.877 (2.2275) 0.750 (1.9050) 45° 0’ 0.877 (2.2275) 0.750 (1.9050) 45° 0’ 0.8798 (2.2346) 0.4205 (1.0680) 0.036 (0.0914) 0.4195 (1.0655) 0.4200 (1.0668) 2.2480 (5.7099) 2.2490 (5.7124) 2.2485 (5.7111) 2.2495 (5.7137) 2.2490 (5.7124) 2.2500 (5.7150) 2.2495 (5.7137) 2.2505 (5.7162) 5-59