TM 5-3895-370-14&P
Table 1-1. Equipment Data - CONT.
Engine Specifications - Continued:
Main Journal Diameters.................................................
3.2662 to 3.2682 in. (82.961 - 83.012 mm)
Out-of-Roundness ..................................................
0.002 in. (0.0508 mm)
Taper.....................................................................
0.0005 in. (0.0127 mm)
Rod Journal Diameters..................................................
2.7150 to 2.7170 in. (68.961 - 69.012 mm)
Out-of-Roundness. .................................................
0.002 in. (0.0508 mm)
Taper.....................................................................
0.0005 in. (0.0127 mm)
Bearing Clearance ........................................................
0.0035 in. (0.0889 mm)
Piston Skirt Diameter.....................................................
4.0088 to 4.0117 in. (101.8235 - 101.8971 mm)
Piston Ring Clearance:
Intermediate ...........................................................
0.003 to 0.0059 in. (0.076 - 0.1499 mm)
Oil Control ..............................................................
0.0016 to 0.0051 in. (0.0406 - 0.1295 mm)
Ring Gap:
Top. .......................................................................
0.0160 to 0.0270 in. (0.4064 - 0.6858 mm)
Intermediate ...........................................................
0.0100 to 0.0215 in. (0.254 - 0.5461 mm)
Oil Control ..............................................................
0.0100 to 0.0215 in. (0.254 - 0.5461 mm)
Piston Pin Bore.............................................................
1.5750 to 1.5758 in. (40.005 - 40.0253 mm)
Piston Pin Diameter ......................................................
1.5744 to 1.5749 in. (39.9898 - 40.0025 mm)
Connecting Rod Pin Bore..............................................
1.5769 to 1.5784 in. (40.0533 - 40.0914 mm)
Piston to Cylinder Bore Limits........................................
0.0023 to 0.0039 in. (0.0584 - 0.0991 mm)
Main Bearing Bore Diameter..........................................
2.2720 in. (57.7088 mm)
Crankshaft:
End Play ......................................................................
0.005 to 0.010 in. (0.127 - 0.254 mm)
Connecting Rod Side Clearance....................................
0.004 to 0.012 (0.102 - 0.305 mm)
Cylinder Head:
Valve Stem to Rocker Clearance:
Intake.....................................................................
0.010 in. (0.254 mm)
Exhaust..................................................................
0.020 in. (0.508 mm)
Valve Guide Bore Diameters..........................................
0.3157 to 0.3185 in. (8.0188 - 8.0899 mm)
Deck Surface Variance:
End-to-End .............................................................
0.003 in. (0.076 mm)
Within a 2 in. (50.8 mm) diameter area ....................
0.0039 in. (0.0991 mm)
Valve Stem Diameter ...................................................
0.3126 to 0.3142 in. (7.9400 - 7.9807 mm)
Valve Seat Angle:
Intake.....................................................................
30 degrees
Exhaust..................................................................
45 degrees
Valve Rim.....................................................................
Thickness - minimum 0.031 in. (0.787 mm)
Valve Depth..................................................................
0.039 to 0.060 in. (0.991 - 1.524 mm)
Valve Seat Width..........................................................
0.060 to 0.080 in. (1.524 - 2.032 mm)
Valve Springs:
Free Length............................................................
2.190 in. (55.626 mm)
Inclination - maximum .............................................
0.039 in. (.991 mm)
Spring Tension -minimum........................................
65.0 to 72.2 lbs. (289.32 N) compress to a height
of 1.94 in. (49.28 mm)
Rocker Lever Bore ........................................................
0.7480 to 0.7500 in. (18.9992 - 19.0500 mm)
Rocker Shaft Diameter..................................................
0.7456 to 0.7470 in. (18.9382 - 18.9738 mm)
Camshaft:
Diameter at Peak of Lobe:
Intake - minimum ....................................................
1.852 in. (47.041 mm)
Exhaust - minimum .................................................
1.841 in. (46.761 mm)
Lift Pump - minimum ...............................................
1.398 in. (35.509 mm)
1-9
