TM-9-2815-237-34 HMMWV Engine Direct Support & General Support Maintenance Manual Download

2-191 TM 9-2815-237-34 2-45. REPAIR AND REPLACEMENT STANDARDS (Cont’d) Table 2-2. General Repair Standards (6.2L) (Cont’d). Crankshaft (Cent’d) Crankpin: Diameter Taper Out of Round Rod Bearing Clearance Rod Side Clearance Valve Train Rocker Arm Ratio Face Angle Seat Angle Seat Runout Seat Width: Intake Exhaust Stem Clearance: Intake Exhaust Valve Spring Force Closed Open Installed Height Timing Chain Deflection New Chain Old Chain STANDARD 2.398-2.399 in. 0.0002 in. max. 0.0002 in. max. 0.002-0.004 in. 0.007-0.025 in. 1.5:1 45° 46° 0.002 in. 0.035-0.060 in. 0.062-0.093 in. 0.001-0.003 in. 0.001-0.003 in. 80 lb @ 1.8 in. 230 lb@ 1.39 in. 1.8 in. 0.5 in. max. 0.81 in. max. METRIC 60.909-60.935 mm 0.0051 mm max. 0.0051 mm max. 0.051-0.102 mm 0.178-0.635 mm 1.5:1 45° 46° 0.05 mm 0.89-1.52 mm 1.57-2.36 mm 0.025-0.076 mm 0.025-0.076 mm 356 N @ 46.0 mm 1023 N @ 35.3 mm 46.0 mm 12.7 mm max. 20.6 mm max. Table 2-3. General Repair Standards (6.5L). Cylinder Bore Diameter Out of Round Taper - Thrust Side Piston Piston Clearance - # 1,2,3,4, 5,6 Piston Clearance - # 7,8 Compression Rings Groove Clearance: Top Second Gap: Top Second Oil Ring Groove Clearance Gap STANDARD 3.978-3.981 in. 0.0008 in. 0.0008 in. 0.0035-0.0045 in. 0.004-0.005 in. 0.003-0.007 in. 0.002-0.003 in. 0.012-0.022 in. 0.030-0.039 in. 0.002-0.004 in. 0.010-0.020 in. METRIC 101.041-101.12 mm 0.0203 mm max. 0.0203 mm max. 0.0889-0.1143 mm 0.102-0.127 mm 0.076-0.178 mm 0,051-0.076 mm 0.30-0.55 mm 0.76-1.0 mm 0.051-0.102 mm 0.25-0.51 mm