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PONTIAC TORQUE SPECIFICATIONS




APPLICATION TORQUE TORQUE LUBE INCRE.
  301 Engine 350-455  
Bolt, main bearing cap to block 70 lb-ft 100 lb-ft oil 20 lb-ft
Bolt, rear main cap to block 100 120 oil 20
Bolt, cylinder head 85 95 * oil 20
Bolt, flywheel to crankshaft 95 95 dry 40
Bolt, oil pan to block 12 12 dry 4
Bolt, oil baffle to bearing cap 15 15 locktite none
Bolt, oil pump to block 30 30 locktite 15
Bolt, oil pump bottom cover 15 15 locktite 5
Bolt, harmonic balancer to crankshaft 160 160 dry none
Bolt,exhaust manifold to head 40 40 antisieze 15
Bolt, intake manifold to head 40 40 dry 10
Bolt, front cover to intake 12 12 dry none
Bolt, sprocket to camshaft 40 40 dry none
Bolt, rocker arm cover to head 8 8 dry 4
Bolt, clutch pressure plate to flywheel 25 25 locktite 5
Bolt, flywheel housing to block 40 40 dry 20
Nut, connecting rod bolt, except 455SD 30 43 oil 10
Nut, connecting rod bolt, 455SD   N/A 63 oil 15
Nut, rocker arm to stud (3/8") 20 20 oil none
Stud, screw in rocker arm 55 55 dry none
Nut, timing chain cover 15 15 dry 7
Bolt - Fan and Pulley to water pump 20 20 dry 10
Spark plug to head (gasket type) N/A 25 dry none
Spark plug to head (taper seat) 15 15 dry none
Plug, oil drain pan 22 22 oil none



* Bolts 1 and 2 (on Torque pattern below) final torque to 100 ft/lb for 350-455; 90 for 301

Pontiac Head Torque Pattern Diagram







Virtual Engine Dyno Engine Simulation Software
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