TM 5-3805-280-24-2
Crankshaft, Main Bearings and Flywheel
CRANKSHAFT, MAIN BEARINGS AND
15
7
FLYWHEEL SPECIFICATIONS
Item
Measurement
Specification
Damper
Maximum Radial Runout
1.50 mm (0.060 in.)
Damper Pulley Outer Ring
Wobble (Maximum)
1.50 mm (0.060 in.)
Damper Pulley Inner Ring
Wobble (Maximum)
0.5 mm (0.020 in.)
Crankshaft Damper Pulley (4 or 5
Cap Screw Mounted)
6068H (4 Outer Cap Screws)
Torque
95 Nm (70 lb-ft)
6068H (Center Cap Screw)
Torque
150 Nm (111 lb-ft)
All Other Engines
Torque
80 Nm (60 lb-ft)
Crankshaft Damper Pulley (Single 45 Torque
183 Nm (135 lb-ft)
mm Cap Screw Mounted)
Crankshaft Damper Pulley (Single
Initial Torque
150 Nm (110 lb-ft)
112 mm Cap Screw Mounted)
50--70
Crankshaft Damper Pulley (Single
Torque Turn (Final Torque)
112 mm Cap Screw Mounted)
Vibration Damper Only
Maximum radial run-out (A)
1.50 mm (0.060 in.)
Maximum wobble (B)
1.50 mm (0.060 in.)
Crankshaft, New Parts: Two-Piece
End Play
0.05--0.25 mm (0.002--0.010 in.)
Thrust Bearing
Flywheel Face Flatness
Maximum Variation
0.23 mm (0.009 in.)
Maximum Variation per 25 mm (1.0
0.013 mm (0.0005 in.)
in.) of Travel
Flywheel Bearing Bore Concentricity
Maximum Variation
0.127 mm (0.005 in.)
Flywheel Housing
Maximum Face Runout (12 O'Clock)
0.30 mm (0.012 in.)
Maximum Face Runout (3 and 9
0.25 mm (0.010 in.)
O'Clock)
Continued on next page
DPSG,OUO1004,231
1910JUL981/3
13-185