LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2004 >> Astro Van Cargo, AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - 4.3L >> Specifications >> Fastener Tightening Specifications

Fastener Tightening Specifications

Fastener Tightening Specifications

Application Specification
Metric English
Accelerator Control Cable Bracket Nut 12 N.m 106 lb in
Accelerator Control Cable Bracket Stud to Intake Manifold 6 N.m 53 lb in
Accelerator Control Cable Bracket Stud to Throttle Body 12 N.m 106 lb in
Air Cleaner Adapter Stud 10 N.m 89 lb in
Air Conditioning (A/C) Compressor Side Brace Bolt 25 N.m 18 lb ft
Air Conditioning (A/C) Hose Bracket Nut to Intake Manifold 5 N.m 44 lb in
Air Conditioning (A/C) Pipe Bracket Nut to Rear of Left Cylinder Head 35 N.m 26 lb ft
Balance Shaft Driven Gear Bolt
  • First Pass
 20 N.m 15 lb ft
  • Final Pass
 35 degrees
Balance Shaft Retainer Bolt 12 N.m 106 lb in
Belt Idler Pulley Bolt 50 N.m 37 lb ft
Body Bolt
  • First Pass in Sequence - All Bolts
 35 N.m 26 lb ft
  • Final Pass in Sequence - Center Bolts
 155 N.m 114 lb ft
  • Final Pass in Sequence - Front and Rear Bolts
 90 N.m 66 lb ft
Camshaft Retainer Bolt 12 N.m 106 lb in
Camshaft Sprocket Bolt 25 N.m 18 lb ft
Connecting Rod Nut
  • First Pass
 27 N.m 20 lb ft
  • Final Pass
 70 degrees
Crankshaft Balancer Bolt 95 N.m 70 lb ft
Crankshaft Bearing Cap Bolt - Preferred Method
  • First Pass
 20 N.m 15 lb ft
  • Final Pass
 73 degrees
Crankshaft Bearing Cap Bolt - Optional Strategy 105 N.m 77 lb ft
Crankshaft Position Sensor Bolt 8 N.m 71 lb in
Crankshaft Pulley Bolt 58 N.m 43 lb ft
Crankshaft Rear Oil Seal Housing Bolt and Nut 12 N.m 106 lb in
Crankshaft Rear Oil Seal Housing Retainer Stud 6 N.m 53 lb in
Cylinder Head Bolt - Preferred Method
  • All Bolts First Pass in Sequence
 30 N.m 22 lb ft
  • Long Bolts Final Pass in Sequence
 75 degrees
  • Medium Bolts Final Pass in Sequence
 65 degrees
  • Short Bolts Final Pass in Sequence
 55 degrees
Cylinder Head Bolt - Optional On-Vehicle Strategy
  • First Pass in Sequence
 35 N.m 26 lb ft
  • Second Pass in Sequence
 60 N.m 44 lb ft
  • Final Pass in Sequence
 90 N.m 66 lb ft
Cylinder Head Core Hole Plug 20 N.m 15 lb ft
Distributor Cap Bolt 2.4 N.m 21 lb in
Distributor Clamp Bolt 25 N.m 18 lb ft
Drive Belt Tensioner Bolt 50 N.m 37 lb ft
Engine Block Coolant Drain Hole Plug 20 N.m 15 lb ft
Engine Block Left Rear Oil Gallery Plug 30 N.m 22 lb ft
Engine Block Left Side Oil Gallery Plug 20 N.m 15 lb ft
Engine Block Oil Gallery Plug 20 N.m 15 lb ft
Engine Block Right Rear Oil Gallery Plug 20 N.m 15 lb ft
Engine Coolant Heater Bolt/Screw 2 N.m 18 lb in
Engine Coolant Temperature (ECT) Sensor 20 N.m 15 lb ft
Engine Flywheel Bolt 100 N.m 74 lb ft
Engine Front Cover Bolt 12 N.m 106 lb in
Engine Lift Bracket Bolt for J 41427 15 N.m 11 lb ft
Engine Lift Front Bracket Stud 35 N.m 26 lb ft
Engine Mount Bolt to Frame (AWD) 59 N.m 44 lb ft
Engine Mount Bolt to Frame (RWD) 47 N.m 35 lb ft
Engine Mount Bracket Bolt to Engine 64 N.m 47 lb ft
Engine Mount Bracket to Frame Bolt (RWD) 47 N.m 35 lb ft
Engine Mount Bracket to Frame Nut (RWD) 42 N.m 31 lb ft
Engine Mount Frame Bracket Through-bolt 80 N.m 59 lb ft
Engine Mount Frame Bracket Through-bolt Nut 68 N.m 50 lb ft
Engine Mount Nut to Frame (RWD) 42 N.m 31 lb ft
Engine Oil Pressure Gage Sensor 30 N.m 22 lb ft
Engine Oil Pressure Gage Sensor Fitting - Plus Required Angle 15 N.m 11 lb ft
Engine Wiring Harness Bracket Bolt to Generator and Drive Belt Tensioner Bracket 25 N.m 18 lb ft
Engine Wiring Harness Bracket Nut to Evaporative Emission (EVAP) Canister Purge Solenoid Valve 8 N.m 71 lb in
Engine Wiring Harness Bracket Nut to Intake Manifold 12 N.m 106 lb in
Engine Wiring Harness Retainer Bolt to Rear of Right Cylinder Head 36 N.m 27 lb ft
Evaporative Emission (EVAP) Canister Purge Solenoid Valve Nut to Intake Manifold 10 N.m 89 lb in
Exhaust Manifold Bolt/Stud
  • First Pass
 15 N.m 11 lb ft
  • Final Pass
 30 N.m 22 lb ft
Fan and Water Pump Pulley Bolt 25 N.m 18 lb ft
Fuel Meter Body Bracket Bolt 10 N.m 89 lb in
Fuel Pipe Bracket Bolt 6 N.m 53 lb in
Fuel Pipe Bracket Stud to Rear of Cylinder Head 33 N.m 24 lb ft
Fuel Pipe Retainer Nut 3 N.m 27 lb in
Fuel Supply Pipe Nut - Fuel Tank Side 30 N.m 22 lb ft
Generator and Drive Belt Tensioner Bracket Bolt to Engine 41 N.m 30 lb ft
Generator and Drive Belt Tensioner Bracket Stud Nut 41 N.m 30 lb ft
Generator and Drive Belt Tensioner Bracket Stud to Engine 20 N.m 15 lb ft
Ground Wire Bolt to Rear of Cylinder Head 35 N.m 26 lb ft
Ground Wire Nut to Water Outlet Stud 19 N.m 14 lb ft
Ignition Coil Stud 12 N.m 106 lb in
Knock Sensor 25 N.m 18 lb ft
Lower Intake Manifold Bolt
  • First Pass in Sequence
 3 N.m 27 lb in
  • Second Pass in Sequence
 12 N.m 106 lb in
  • Final Pass in Sequence
 15 N.m 11 lb ft
Negative Battery Cable Stud 40 N.m 30 lb ft
Oil Cooler Pipe Bracket Bolt to Oil Pan 10 N.m 89 lb in
Oil Fill Tube Bolt 25 N.m 18 lb ft
Oil Filter 30 N.m 22 lb ft
Oil Filter Adapter Bolt 21 N.m 15 lb ft
Oil Filter Fitting 55 N.m 41 lb ft
Oil Level Indicator Tube Bolt 12 N.m 106 lb in
Oil Level Indicator Tube Bolt to Transmission Fluid Fill Tube 12 N.m 106 lb in
Oil Pan Baffle Bolt 12 N.m 106 lb in
Oil Pan Bolt and Nut 25 N.m 18 lb ft
Oil Pan Drain Plug 25 N.m 18 lb ft
Oil Pump Bolt to Rear Crankshaft Bearing Cap 90 N.m 66 lb ft
Oil Pump Cover Bolt 12 N.m 106 lb in
Park Brake Bracket Bolt to Frame 24 N.m 18 lb ft
Power Steering Pump Bolt 50 N.m 37 lb ft
Power Steering Pump Bracket Bolt to Engine 41 N.m 30 lb ft
Power Steering Pump Bracket Stud Nut 41 N.m 30 lb ft
Power Steering Pump Bracket Stud to Engine 20 N.m 15 lb ft
Power Steering Pump Rear Bracket Nut to Engine 41 N.m 30 lb ft
Power Steering Pump Rear Bracket Nut to Power Steering Pump 41 N.m 30 lb ft
Spark Plug
  • Initial Installation - NEW Cylinder Head
 30 N.m 22 lb ft
  • All Subsequent Installations
 15 N.m 11 lb ft
Spark Plug Wire Support Bolt 12 N.m 106 lb in
Starter Motor Wiring Harness/Transmission Cooler Pipe Bracket Bolt to Oil Pan 10 N.m 89 lb in
Throttle Body Stud 9 N.m 80 lb in
Timing Chain Tensioner Bolt 12 N.m 106 lb in
Transmission Bolt to Oil Pan 47 N.m 35 lb ft
Transmission Cover Bolt 12 N.m 106 lb in
Transmission Fluid Fill Tube Bolt to Accelerator Control Cable Bracket 6 N.m 53 lb in
Upper Intake Manifold Stud
  • First Pass
 5 N.m 44 lb in
  • Final Pass
 9 N.m 80 lb in
Upper Radiator Hose Support Bracket Nut to Exhaust Manifold Stud 36 N.m 27 lb ft
Valve Lifter Pushrod Guide Bolt 16 N.m 12 lb ft
Valve Rocker Arm Bolt 30 N.m 22 lb ft
Water Outlet Stud 25 N.m 18 lb ft
Water Pump Bolt 45 N.m 33 lb ft
scientia non olet · About LEMON Manuals