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Anthony, ASE Certified Technician
Category: Pontiac
Satisfied Customers: 11667
Experience:  ASE Master Automobile Technician with over 20 years exp. in this field.
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400 pontiac: Whats the torque on the rocker arm nut that..heads

Customer Question

Whats the torque on the rocker arm nut that holds the rocker arm on the rocker arm studs on a 400 pontiac heads
Submitted: 6 years ago.
Category: Pontiac
Expert:  Anthony replied 6 years ago.

Hi and welcome to Just Answer!


Here's all of the torque values for the whole engine including the rockers below:


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, converter to flywheel Turbo 400 35 35 dry none
Bolt, converter to flywheel Turbo 350 30 30 dry none
Bolt, flywheel housing to block 40 40 dry 20
Clutch Fork Ball Stud 40 40 dry none
Bolt, Trans to Bell Housing 55 55 dry none
Lock Nut, Clutch Fork Rod Adjustment 10 10 dry none
Countershaft Stud Assembly to Cylinder Block 70 70 dry none
Nut, Countershaft Stud to Side Rail 21 21 dry none
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, timing chain cover to pan 12 12 dry -
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

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