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Home >> Pontiac >> 1993 >> Bonneville SE >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 3.8L "3800" V6 - VIN [L] >> Torque Specifications

Torque Specifications

TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
Balance Shaft Gear Bolt (1)
Step 1 14 (19)
Step 2 Additional 35 Degrees
Balance Shaft Retainer Bolt 22 (30)
Camshaft Sprocket Bolt
Step 1 74 (100)
Step 2 Additional 90 Degrees
Connecting Rod Bolt
Step 1 20 (27)
Step 2 Additional 50 Degrees
Crankshaft Pulley/Balancer Bolt
Step 1 110 (149)
Step 2 Additional 76 Degrees
Cylinder Head Bolts (1)(2)
Step 1 35 (47)
Step 2 Additional 130 Degrees
Step 3 (4 Center Bolts) Additional 30 Degrees
Exhaust Manifold Bolt 38 (52)
Flywheel Bolt
Step 1 11 (15)
Step 2 Additional 50 Degrees
Front Cover Bolt (1) 22 (30)
Fuel Feed & Return Line Fitting 22 (30)
Fuel Rail-To-Manifold Well Nuts (3) 9 (12)
Fuel Rail-To-Manifold (Blind Hole) (3) 10 (13)
Lower Intake Manifold Bolt (1)(4)(5) 11 (15)
Main Bearing Cap Bolt
Step 1 26 (35)
Step 2 Additional 50 Degrees
Oil Filter Adapter-To-Front Cover Bolt 22 (30)
Oil Pan Bolt (1) 10 (14)
Oil Screen-To-Block Bolt 11 (15)
Rocker Arm Bolt (1) 28 (38)
Throttle Body Nut 11 (15)
Throttle Body-To-Manifold Studs (3)(6) 11 (15)
Timing Chain Damper Bolt 16 (22)
Upper Intake Manifold To-Lower Intake Manifold Bolt (5) 11 (15)
Valve Lifter Guide Bolt 22 (30)
Water Pump Bolt
Step 1 11 (15)
Step 2 Additional 80 Degrees
INCH Lbs. (N.m) 
Oil Pump Cover Bolt 97 (11)
Valve Cover Bolt (1) 88 (10)
(1) Apply thread sealant to bolt(s).
(2) Tighten bolts in sequence. See Figure .
(3) See TSB 2-93-57, 93-6-105 or 93-6-6.
(4) Tighten bolts TWICE in sequence. See Figure .
(5) Specification revised per TSB 43-61-08A.
(6) When reinstalling a throttle body, it is important that the retaining studs be coated with Loctite(R) 242 or equivalent to prevent the nuts from vibrating loose.