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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 721 (Engine Mechanical - 8.1L (On-Vehicle)) >> Specifications >> Fastener Tightening Specifications

Fastener Tightening Specifications

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications

Application Specification
Metric English
Accessory Drive Belt Tensioner Bolt 50 N.m 37 lb ft
Air Cleaner Outlet Duct Clamp 4 N.m 35 lb in
Air Conditioning (A/C) Belt Tensioner Bolt 50 N.m 37 lb ft
Battery Cable Channel Bolt 9 N.m 80 lb in
Camshaft Position (CMP) Sensor Bolt 12 N.m 106 lb in
Camshaft Retainer Bolt 12 N.m 106 lb in
Camshaft Sprocket Bolt
  • First Pass
30 N.m 22 lb ft
  • Final Pass
30 N.m 22 lb ft
Crankshaft Balancer Bolt 255 N.m 189 lb ft
Crankshaft Oil Deflector Nut 50 N.m 37 lb ft
Crossbar Bolt 100 N.m 74 lb ft
Cylinder Head Bolt
  • First Pass in Sequence
30 N.m 22 lb ft
  • Second Pass in Sequence
30 N.m+120 Degrees 22 lb ft +120 Degrees
  • Final Pass in Sequence - Bolts #1, 2, 3, 6, 7, 8, 9, 10, 11, 14, 16, and 17
60 Degrees
  • Final Pass in Sequence - Bolts #15 and 18
45 Degrees
  • Final Pass in Sequence - Bolts #4, 5, 12, and 13
30 Degrees
Drive Belt Idler Pulley Bolt 50 N.m 37 lb ft
Engine Coolant Temperature (ECT) Sensor Bracket Bolt 50 N.m 37 lb ft
Engine Coolant Temperature (ECT) Sensor 20 N.m 15 lb ft
Engine Front Cover Bolt
  • First Pass
6 N.m 53 lb in
  • Final Pass
12 N.m 106 lb in
Engine Harness Bolt 5 N.m 44 lb in
Engine Harness Ground Bolt 16 N.m 12 lb ft
Engine Harness Stud 10 N.m 89 lb in
Engine Mount Bracket Through Bolt 75 N.m 55 lb ft
Engine Mount - to - Engine Bolt 50 N.m 37 lb ft
Engine Mount - to - Engine Mount Bracket Bolt 65 N.m 48 lb ft
Engine Shield Bolt 20 N.m 15 lb ft
Engine Wiring Harness Bolt 16 N.m 12 lb ft
Exhaust Gas Recirculation (EGR) Pipe Bolt 30 N.m 22 lb ft
Fuel Rail Stud 12 N.m 106 lb in
Flywheel Bolt
  • First Pass
80 N.m 59 lb ft
  • Final Pass
100 N.m 74 lb ft
Heater Hose Bracket Bolt 50 N.m 37 lb ft
Hood Hinge Bolt 25 N.m 18 lb ft
Ignition Coil Harness Bolt 12 N.m 106 lb in
Intake Manifold Bolt
  • First Pass
5 N.m 44 lb in
  • Second Pass
5 N.m 44 lb in
  • Third Pass
10 N.m 89 lb in
  • Final Pass
12 N.m 106 lb in
Intake Manifold Sight Shield Bolt 10 N.m 89 lb in
Intake Manifold Sight Shield Bracket Nut 5 N.m 44 lb in
J 42847  Flywheel Holding Tool Bolt 50 N.m 37 lb ft
Lift Bracket Bolt 40 N.m 30 lb ft
Oil Filter Fitting 66 N.m 49 lb ft
Oil Level Indicator Tube Nut 18 N.m 13 lb ft
Oil Level Sensor 20 N.m 15 lb ft
Oil Pan Bolt
  • First Pass
10 N.m 89 lb in
  • Final Pass
25 N.m 18 lb ft
Oil Pan Drain Plug 28 N.m 21 lb ft
Oil Pan Skid Plate Bolt 20 N.m 15 lb ft
Oil Pump Bolt 75 N.m 56 lb ft
Oil Pump Drive Bolt 25 N.m 18 lb ft
Power Steering Pump Bracket Bolt Nut 50 N.m 37 lb ft
Valve Lifter Guide Retainer Bolt 25 N.m 18 lb ft
Valve Rocker Arm Cover Bolt
  • First Pass
6 N.m 53 lb in
  • Final Pass
12 N.m 106 lb in
Valve Rocker Arm Nut 25 N.m 18 lb ft
Valve Rocker Arm Stud 50 N.m 37 lb ft