Dodge D250 1990 - Engine Component Torque Value; Pipe Plugs, Fittings, and Adapters

Specifications
Page 9L-4
Base Engine Components
DODGE Turbo Diesel
Pipe Plugs, Fittings, and Adapters
- When Installing directional fittings, tees or elbows, first tighten it to the appropriate torque value and then
continue to turn it in the tightening direction until it is aligned. Do not turn it in the loosening direction, and do
not turn it more than one revolution past the specified torque value.
- Apply liquid Teflon to all pipe fittings and plugs.
Torque For Pipe Plugs
Pipe Plug Size Torque (Into Aluminum Or Cast Iron)
N-m [ft-lb]
1/16" 6 [4]
1/8" 8 [6]
1/4" 12 [9]
3/8" 15 [11]
1/2" 24 [18]
3/4" 36 [27]
1" 45 [33]
Engine Component Torque Value
Socket Or
Wrench Size
mm [inch]
12 Air Fuel Control Banjo Screw (in Pump)
[1 /2] Air Fuel Control Fitting (In Head)
13 Alternator Ground Cable Mtg to Block
13,15 Alternator Mtg to Water Pump Inlet
[15/16] Alternator Pulley
10 Alternator Support (Upper)
18 Battery Cable (Negitive) Mtg to Block
13 Belt Tensioner Mounting
5 (Allen) Block Heater Mounting
[5/16] Cab Heater Hose Clamp
10 Cab Heater Tubing Clamp Mtg.
13 Cam Thrust Plate
[1 /2] Clutch Cover Mtg to Flywheel
12 Connecting Rod
(Alternately Tighten
in three Steps)
[1 /2] Cooling Fan Mtg to Fan Clutch
[5/16] Crossover Clamp (Air)
18 Cylinder Head Mounting
Torque
N-m [ft-lbs]
12 [9]
8 [6]
24 [18]
41 [30]
80 [60]
24 [18]
77 [57]
43 [32]
12 [9]
4 [35 in-ibs]
24 [18]
24 [18]
23 [17]
Step 1 35 [26]
Step 2 70 [51]
Step 3 100 [73]
20 [15]
5 [44 in-lbs]
Step 1 40 [29]
Step 2 85 [62]
Step 3 126 [93]