Automotive Torque Specifications


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..

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