Automotive Torque Specifications |
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High Performance Engine Torque Specifications American V6s & V8s
Pontiac Engines
| Pontiac V8 Engines | ||
|---|---|---|
| Component | Torque | |
| Camshaft Sprocket Bolt | 50 ft. lbs. | |
| Cylinder Head Bolts | 100 ft. lbs. NOTE 1 | |
| Exhaust Manifold Bolts | 35 ft. lbs. | |
| Flywheel-to-Crankshaft Bolts | 100 ft. lbs. | |
| Harmonic Balancer-to-Crankshaft Bolt | 160 ft. lbs. NOTE 2 | |
| Intake Manifold Bolts (Cast iron) | 35 ft. lbs. | |
| Intake Manifold Bolts (Aluminum) | 35 ft. lbs. | |
| Main Bearing Bolts | Caps #1-4 | 100 ft. lbs. |
| Cap #5 | 120 ft. lbs. | |
| Oil Pan Bolts | 15 ft. lbs. | |
| Rocker Arm Stud | 50 ft. lbs. | |
| Rod Bearing Bolts (3/8in.) | 43 ft. lbs. | |
| Rod Bearing Bolts (Super duty) | 63 ft. lbs. | |
NOTE 1 After warm up, re-torque all to 100 ft. lbs. except center bolts.
Re-torque two center bolts in pattern to 105 ft. lbs.. Re-torque
applies to all head gasket configurations.
NOTE 2 Harmonic balancer bolt must be tightened to exactly 160 ft. lbs..
For images, go to www.torquespecs.com
High Performance Pontiac
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