4.6 Torque Specs

[Dirty_SOHC]

4.6L Torque Specifications*
(ft-lbs unless otherwise indicated)

Camshaft sprocket bolts......................... .............82 to 95
Camshaft caps to cylinder head.......................... .71 to 106 in-lbs
Timing chain cover bolts .............................. .......15 to 22
Drive belt idler and tensioner bolts......................15 to 22

Cylinder head bolts
4.6L-SOHC
Step 1............................. .............................2 8 to 31
Step 2............................. .............................T ighten an additional 90-degrees
Step 3............................. .............................L oosen one turn
Step 4............................. .............................2 8 to 31
Step 5............................. .............................T ighten an additional 90-degrees
Step 6............................. .............................T ighten an additional 90-degrees
4.6L-DOHC
Step 1............................. .............................2 8 to 31
Step 2............................. .............................T ighten an additional 90-degrees
Step 3............................. .............................T ighten an additional 90-degrees

Vibration damper-to-crankshaft bolt
1996 .............................. .............................. ...114 to 121
1997 and later
Step 1............................. .............................6 6
Step 2............................. .............................L oosen one full turn
Step 3............................. .............................3 6
Step 4............................. .............................T ighten an additional 90-degrees

Valve cover bolts .............................. ...................71 to 106 in-lbs

Oil pan-to-engine block bolts
1996 .............................. .............................. ...15 to 22
1997 and later
Step 1............................. .............................1 5
Step 2............................. .............................T ighten an additional 60-degrees

Exhaust manifold-to-cylinder head nuts ..............14 to 16
Intake manifold -to-cylinder head bolts
4.6L-SOHC.......................... ............................15 to 22*
4.6L-DOHC
Upper plenum to intake........................ .......71 to 106 in-lbs
Intake to lower side plates (2 small bolts) ..71 to 106 in-lbs
Intake/side plates assembly to cylinder head
Step 1 .............................. ........................15 to 22
Step 2 .............................. ........................Tighte n an additional 90-degrees

Oil filter adapter bolts .............................. ............15 to 22
Oil cooler-to-filter adapter insert
1996 .............................. .............................. ...59 to 74
1997 and later .............................. ..................41 to 53
Oil pump-to-engine block mounting bolts ...........71 to 106 in-lbs
Oil pick-up tube-to-main bearing cap nut ............15 to 22
Oil pick-up tube-to-oll pump bolts.......................71 to 106 in-lbs
Flywheel/driveplate mounting bolts .....................59 to 64
Ignition coil brackets to front cover.....................15 to 22
Timing chain tensioners/guides ..........................15 to 22
Engine mount-to-engine block bolts/studs..........25 to 33
Engine mount stud to crossmember nuts ...........95 to 126
Engine compartment brace bolts......................... 15 to 22
Wheel lug nuts.......................... ...........................85 to 105
Firing order......................... .............................. ...1-3-7-2-6-5-4-8

*After assembly, retorque with the engine hot.

[duane v]

4.6L Torque Specifications*
(ft-lbs unless otherwise indicated)

Camshaft sprocket bolts......................... .............82 to 95 Camshaft caps to cylinder head.......................... .71 to 106 in-lbs
Timing chain cover bolts .............................. .......15 to 22
Drive belt idler and tensioner bolts......................15 to 22

Cylinder head bolts
4.6L-SOHC
Step 1............................. .............................2 8 to 31
Step 2............................. .............................T ighten an additional 90-degrees
Step 3............................. .............................L oosen one turn
Step 4............................. .............................2 8 to 31
Step 5............................. .............................T ighten an additional 90-degrees
Step 6............................. .............................T ighten an additional 90-degrees
4.6L-DOHC
Step 1............................. .............................2 8 to 31
Step 2............................. .............................T ighten an additional 90-degrees
Step 3............................. .............................T ighten an additional 90-degrees

Vibration damper-to-crankshaft bolt
1996 .............................. .............................. ...114 to 121
1997 and later
Step 1............................. .............................6 6
Step 2............................. .............................L oosen one full turn
Step 3............................. .............................3 6
Step 4............................. .............................T ighten an additional 90-degrees

Valve cover bolts .............................. ...................71 to 106 in-lbs

Oil pan-to-engine block bolts
1996 .............................. .............................. ...15 to 22
1997 and later
Step 1............................. .............................1 5
Step 2............................. .............................T ighten an additional 60-degrees

Exhaust manifold-to-cylinder head nuts ..............14 to 16
Intake manifold -to-cylinder head bolts
4.6L-SOHC.......................... ............................15 to 22*
4.6L-DOHC
Upper plenum to intake........................ .......71 to 106 in-lbs
Intake to lower side plates (2 small bolts) ..71 to 106 in-lbs
Intake/side plates assembly to cylinder head
Step 1 .............................. ........................15 to 22
Step 2 .............................. ........................Tighte n an additional 90-degrees

Oil filter adapter bolts .............................. ............15 to 22
Oil cooler-to-filter adapter insert
1996 .............................. .............................. ...59 to 74
1997 and later .............................. ..................41 to 53
Oil pump-to-engine block mounting bolts ...........71 to 106 in-lbs
Oil pick-up tube-to-main bearing cap nut ............15 to 22
Oil pick-up tube-to-oll pump bolts.......................71 to 106 in-lbs
Flywheel/driveplate mounting bolts .....................59 to 64
Ignition coil brackets to front cover.....................15 to 22
Timing chain tensioners/guides ..........................15 to 22
Engine mount-to-engine block bolts/studs..........25 to 33
Engine mount stud to crossmember nuts ...........95 to 126
Engine compartment brace bolts......................... 15 to 22
Wheel lug nuts.......................... ...........................85 to 105
Firing order......................... .............................. ...1-3-7-2-6-5-4-8

*After assembly, retorque with the engine hot.
The camshaft sprocket bolt changed after 1999 (smaller)....It's a torque to yield bolt that cant be re-used and has a different torque spec....I will track down the exact torque spec.....DA snake boy!!!!