GMC 1990 Light Truck Repair Manual page 409

Item
Main Bearing Cap B o lts .....................................................................................................
Connecting Rod N u ts .........................................................................................................
Oil Pan Bolts (AN).................................. ..............................................................................
Oil Pump to Block B o lts .....................................................................................................
Oil Pickup Tube Nut.............................................................................................................
Oil Pump Cover B o lts .........................................................................................................
Pushrod Cover Nuts.............................................................................................................
Crankshaft Pulley to Hub Bolts...........................................................................................
Crankshaft Pulley Hub to Crankshaft B o lt........................................................................
Flywheel Bolts (Automatic).................................................................................................
Flywheel Bolts (M anual).....................................................................................................
Intake Manifold Bolts...........................................................................................................
Exhaust Manifold Bolts (Front and Rear Exhaust Tubes)................................................
(Center Exhaust Tube)................................................................
Distributor Clamp B olt.........................................................................................................
Water Outlet Housing Bolts.................................................................................................
Thermostat Housing Bolts...................................................................................................
Water Pum p.........................................................................................................................
Timing Gear Cover Bolts...................... ..............................................................................
Rocker Arm Bolts.................................................................................................................
Cylinder Head Bolts - See T e x t.........................................................................................
Camshaft Thrust Plate Bolts...............................................................................................
Rocker Arm Cover B o lts .....................................................................................................
Hydraulic Lifter Guide Retainer Stud .................................................................................
SPECIFICATIONS (CONT.)
TORQUE SPECIFICATIONS
2.5 LITER L4 ENGINE 6A1-35
N-m Ft. Lbs.
88
40
10.0
25
42
14.0
10.0
34
220
75
90
34
43
50
17
25
33
23
10.0
30
—
10.0
8.5
10.0
In. Lbs.
65 —
30 —
— 90
18 —
31 —
— 120
— 90
25 —
160 —
55 —
65 —
25 —
32 —
36 —
13 —
18 —
24 —
17 —
— 90
22 —
— —
— 90
— 75
— 90