TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Engine Component Torque Values
Section V - Specifications
Page V-69
Engine Component Torque Values
Component
Wrench Size
Torque Value
Nm
ft-lb
in-lb
Aftercooler Mounting
10 mm
24
18
Aftercooler Water Hose Clamp
8 mm
5
44
Alternator Link (Delco 10-15 SI)
13 mm
24
18
Alternator Link (Delco 20-27 SI)
3/4 in
43
32
Alternator Mtg. Bolt 10-15 Sl
15 mm
43
32
Alternator Mtg. 27 Sl
18 mm
77
57
Alternator Support (Upper)
10 mm
24
18
Belt Tensioner Flat Bracket
Allen 5 mm
24
18
Belt Tensioner Mounting
15 mm
43
32
Crankshaft Damper and Pulley
15 mm
137
101
Crossover Clamp
5/16 in
5
44
Tee Bolt Type Clamp
11 mm
8
71
Exhaust Outlet Pipe, V Band Clamp
7/16 in
8
71
Fan Bracket Mounting
10 mm
24
18
Fan Pulley
10 mm
24
18
Fan Pulley
13 mm
43
32
Component
Wrench Size
Torque Value
Nm
ft-lb
in-lb
Fuel Filter
75 to 85 mm
Install as specified by filter
manufacturer
Fuel Filter Adapter Nut
24 mm
32
24
Lubricating Oil Filter
75 to 85 mm
3/4 Turn after Contact
Lubricating Oil Cooler Assembly
10 mm
24
18
Lubricating Oil Pan Drain Plug (steel)
17 mm
80
59
Lubricating Oil Pan Drain Plug (aluminum)
17 mm
55
41
Lubricating Oil Pan Heater Plug
27 mm
80
59
Lubricating Oil Pressure Regulator Plug
19 mm
80
59
Starter Mounting
10 mm
43
32
Thermostat Housing
10 mm
24
18
Water Inlet Connection
15 mm
43
32
Water Pump Mounting
13 mm
24
18
Valve Cover
15 mm
12
106
Water-in-Fuel Sensor
19 mm
Hand-Tighten
Top - Load Filter Lid
10 mm
Hand-Tighten
L-1433
