TM 9-2815-225-34&P MEASUREMENT WEAR LIMIT NEW MINIMUM NEW MAXIMUM CYLINDER BLOCK SPECIFICATIONS (Contd) Bushing Inside Diameter 0.752 (19.101 mm) 0.7501 (19.0525 mm) 0.7511 (19.0779 mm) Injector Cam Roller Inside Diameter 0.705 (17.907 mm) 0.703 (17.856 mm) 0.704 (17.882 mm) Valve Cam Roller Inside Diameter 0.503 (12.776 mm) 0.5005 (12.7127 mm) 0.5015 (12.7381 mm) Outside Diameter 1.2485 (3.1712 cm) 1.2495 (3.1737 cm) 1.2505 (3.1763 cm) Cam Roller Pin Diameter Valve 0.497 (12.624 mm) 0.4997 (12.692 mm) 0.500 (12.7 mm) Injector 0.697 (17.704 mm) 0.6997 (17.7724 mm) 0.700 (17.780 mm) Diameter of Bore for Roller Pin Valve 0.4990 (12.6746 mm) 0.4995 (12.6873 mm) Injector 0.6992 (17.7597 mm) 0.6997 (17.7725 mm) LUBRICATING OIL PUMP SPECIFICATIONS Bushing Inside Diameter 0.8785 (22.3139 mm) 0.8765 (22.2631 mm) 0.8775 (22.2885 mm) Idler and Drive Shaft Outside Diameter 0.8740 (22.1996 mm) 0.8745 (22.2123 mm) 0.8750 (22.2250 mm) Idler Shaft Protrusion (Above Body to Cover Face) 0.705 (17.907 mm) 0.735 (18.669 mm) Drive Shaft from Pump Body Protrusion 1.990 (5.055 cm) 2.010 (5.105 cm) Drive Shaft from Pump Drive Gear 0.050 (1.27 mm) 0.070 (1.778 mm) Piston Cooling Oil Tube Protrusion Above Body (Mounting Face) 2.970 (7.544 cm) 3.000 (7.620 cm) Filter/Cooler Pressure Regulator Spring Free Length 3.410 (8.661 cm) Recommended Oil Pressure (PSI) 35 (241 kPa) 45 (310 kPa) COOLING SYSTEM SPECIFICATIONS Water Pump Impeller to Shaft Press-Fit 0.001 (0.025 mm) Pulley to Shaft Press-Fit 0.001 (0.025 mm) Impeller to Body Clearance (Phenolic) 0.030 (0.762 mm) 0.050 (1.27 mm) DRIVE UNIT SPECIFICATIONS Shaft Outside Diameter 1.310 (3.327 cm) 1.3115 (3.3312 cm) 1.312 (3.332 cm) Bushing Inside Diameter 1.321 (3.355 cm) 1.316 (3.343 cm) 1.319 (3.350 cm) F-4