Torque Specs

Bolt DetailsInitial TorqueAdditional Torque
Accelerator Control Cable Bracket Bolt16 Nm (12 ft. lbs.)
Balance Shaft Driven Gear Bolt22 Nm (16 ft. lbs.)70?Nm (70?ft. lbs.)
Balance Shaft Retainer Bolt30 Nm (22 ft. lbs.)
Camshaft Position SensorBolt10 Nm (89 inch lbs.)
Camshaft Sprocket Bolt100Nm (74ft. lbs)90?Nm (90?ft. lbs.)
Camshaft Thrust Plate Bolt15 Nm (11 ft. lbs.)
Canister Purge Solenoid Valve Bracket Bolt(VIN K) 50 Nm (37 ft. lbs.)
Canister Purge Vacuum Switch Bolt(VIN K) 50 Nm (37 ft. lbs.)
Connecting Rod Cap Bolt27 Nm (20 ft. lbs.)50?Nm (50?ft. lbs.)
Crankshaft Balancer Bolt150 Nm (111 ft. lbs)76?Nm (76?ft. lbs.)
Crankshaft Main Bearing Cap Bolt40 Nm (30 ft. lbs.)110?Nm (110?ft. lbs.)
Crankshaft Main Bearing Cap Bolt (Cross-bolt)15Nm (11 ft. lbs.)45?Nm (45?ft. lbs.)
Crankshaft Position SensorStud30 Nm (22 ft. lbs.)
Crankshaft Rear Oil Seal Housing Bolt15 Nm (11 ft. lbs.)50?Nm (50?ft. lbs.)
Cylinder Head Bolt50Nm (37 ft. lbs.)120?Nm (120?ft. lbs.)
Drive Belt Tensioner Bracket Bolt/Nut50 Nm (37 ft. lbs.)
Drive Belt Tensioner Bracket Stud6 Nm (53 inch lbs.)
EGR Valve Adapter Bolt50 Nm (37 ft. lbs.)
EGR Valve Inlet Pipe Bolt29 Nm (21 ft. lbs.)
EGR Valve Nut29 Nm (21 ft. lbs.)
EGR Valve Outlet Pipe Bolt/Nut29 Nm (21 ft. lbs.)
Engine Block Coolant Drain Plug (VIN 1)18 Nm (13 ft. lbs.)
Engine Block Coolant Drain Plug (VIN K)30 Nm (22 ft. lbs.)
Engine Block Oil Gallery Plug30 Nm (22 ft. lbs.)
Engine Coolant Temperature Sensor25 Nm (18 ft. lbs.)
Engine Flywheel Bolt15 Nm (11 ft. lbs.)50?Nm (50?ft. lbs.)
Engine Front Cover Bolt Stud20 Nm (15 ft. lbs.)40?Nm (40?ft. lbs.)
Engine Lift Bracket Bolt Nut Stud30 Nm (22 ft. lbs.)
Engine Mount Nut, Lower78 Nm (58 ft. lbs.)
Engine Mount Nut, Upper78 Nm (58 ft. lbs.)
Engine Oil Pressure Indicator Switch16 Nm (12 ft. lbs.)
Exhaust Crossover Heat Shield Nut20 Nm (15 ft. lbs.)
Exhaust Crossover Pipe Bolt Stud20 Nm (15 ft. lbs.)
Exhaust Manifold Bolt Nut30 Nm (22 ft. lbs.)
Exhaust Manifold Heat Shield Nut20 Nm (15 ft. lbs.)
Exhaust Manifold Stud(Inner) 30 Nm (22 ft. lbs.)
Exhaust Manifold Stud(Outer) 10 Nm (89 inch lbs.)
Fuel Injector Rail Nut10 Nm (89 inch lbs.)
Fuel Injector Rail Stud25 Nm (18 ft. lbs.)
Fuel Injector Sight Shield Bracket Nut30 Nm (22 ft. lbs.)
Generator Brace Bracket Bolt50 Nm (37 ft. lbs.)
Heated Oxygen Sensor42 Nm (31 ft. lbs.)
ICM Bolt (VIN 1)30 Nm (22 ft. lbs.)
ICM Nut50 Nm (37 ft. lbs.)
ICM Stud (VIN K)6 Nm (53 inch lbs.)
ICM Wiring Harness Bolt2 Nm (18 inch lbs.)
Idler Pulley Bolt50 Nm (37 ft. lbs.)
Idler Pulley Bracket Bolt30 Nm (22 ft. lbs.)
Lower Intake Manifold Bolt15 Nm (11 ft. lbs.)
MAP Sensor Bolt (VIN 1)3 Nm (27 inch lbs.)
MAP Sensor Bracket Bolt (VIN 1)30 Nm (22 ft. lbs.)
Oil Cooler Adapter Connector50 Nm (37 ft. lbs.)
Oil Filter30 Nm (22 ft. lbs.)
Oil Filter Adapter Bolt15 Nm (11 ft. lbs.)50?Nm (50?ft. lbs.)
Oil Level Indicator Switch20 Nm (15 ft. lbs.)
Oil Level Indicator Tube Nut19 Nm (14 ft. lbs.)
Oil Pan Bolt14 Nm (125 inch lbs.)
Oil Pan Drain Plug30 Nm (22 ft. lbs.)
Oil Pump Cover Screw11 Nm (98 inch lbs.)
Oil Pump Screen Bolt15 Nm (11 ft. lbs.)
Power Brake Booster Heat Shield Nut20 Nm (15 ft. lbs.)
Rocker Arm Bolt34 Nm (25 ft. lbs.)
Spark Plug27 Nm (20 ft. lbs.)
Starter Motor Heat Shield Bolt30 Nm (22 ft. lbs.)
Supercharger Bolt Stud(VIN 1) 23 Nm (17 ft. lbs.)
Supercharger Bypass Valve and Fuel Pressure Regulator Valve Harness Bolt(VIN 1) 10 Nm (89 inch lbs.)
Supercharger Bypass Valve Nut(VIN 1) 8 Nm (71 inch lbs.)
Throttle Body Nut10 Nm (89 inch lbs.)
Throttle Body Support Bolt(VIN K) 10 Nm (89 inch lbs.)
Timing Chain Dampener Bolt22 Nm (16 ft. lbs.)
Upper Intake Manifold Bolt(VIN K) 10 Nm (89 inch lbs.)
Valve Lifter Guide Retainer Bolt30 Nm (22 ft. lbs.)
Valve Rocker Arm Bolt15 Nm (11 ft. lbs)90?Nm ( 90?ft. lbs.)
Valve Rocker Arm Cover Bolt10 Nm (89 inch lbs.)
Water Outlet Bolt27 Nm (20 ft. lbs.)
Water Pump Bolt15 Nm (11 ft. lbs.)80?Nm (80?ft. lbs.)
Water Pump Pulley Bolt13 Nm (116 inch lbs.)
Wiring Harness Shield Bolt Nut10 Nm (89 inch lbs.)

Resources

W-body store. Saved from this forum post by Mook at TCG
https://www.thechicagogarage.com/threads/wbs-tip-torque-spec-for-97-03-grand-prix.29686/