boostanggt

I started assembly my 03' cobra motor and I am wondering if anyone knows where I can find torque specs for main caps, studs, ect. Thanks.

ponycrazy2002

4.6L Torque Specs

Camshafts caps to head 71-106 in/lbs

Camshaft sprocket bolts 82-92 ft/lbs

Cylinder head bolts DOHC (four valve Cobra, and Mach One)
--Step 1 28-31ft/lbs
--Step 2 Tighten additional 90 degrees
--Step 3 Tighten additional 90 degrees

Drive belt idler and tensioner bolts 15-22 ft/lbs

Engine compartment brace bolts 15-22 ft/lbs

Engine mount to engine block bolts/studs 25-33 ft/lbs

Engine mount stud to crossmember nuts 95-126 ft/lbs

Exhaust manifold to cylinder head bolts 14-16 ft/lbs

Flywheel moutning bolts 59-64 ft/lbs

Ignition coil brackets to front cover 12-22 ft/lbs

Intake and side plates assembly to cylinder head
--Step 1 15-22 ft/lbs
--Step 2 Tighten additional 90 degrees

Intake manifold to cylinder head bolts

DOHC (four valve Cobra and Mach One)

Upper plenum to intake 71-106 in/lbs

Intake to lower side plates 71-106 in/lbs
--Step 1 15 ft/lbs
--Step 2 Tighten additional 90 degrees

Oil cooler to filter adapter insert
-1997-later 41-53 ft/lbs

Oil filter adapter bolts 15-22 ft/lbs

Oil pan to engine block bolts
-1997-later
--Step 1 15 ft/lbs
--Step 2 Tighten additional 60 degrees

Oil pick up tube to main bearing cap nut 15-22 ft/lbs

Oil pick up tube to oil pump bolts 71-106 in/lbs

Oil pump to engine block mounting bolts 71-106 in/lbs

Thermostat housing bolts 15-22 ft/lbs

Timing chain cover bolts 15-22 ft/lbs

Timing chain tensioners and guides 15-22 ft/lbs

Valve cover bolts 71-106 in/lbs

Vibration dampner to crankshaft bolt
-1997-later
--Step 1 66 ft/lbs
--Step 2 Loosen one full turn
--Step 3 36 ft/lbs
--Step 4 Tighten additional 90 degrees

Water pump mounting bolts 15-22 ft/lbs

Water pump pulley mounting bolts 15-22 ft/lbs

Wheel lug nuts 85-105 ft/lbs





hope this helps

defconfire

I'm hoping you just copy pasta'd that because that was a lot to type.

ponycrazy2002

some of it was copy and paste

boostanggt

That will do the job. Where did you get these?

Jesse Gonzalez

Does this apply to the 2001cobra as well? Having a hard time finding the torque specs on the head and cam fasteners

WhiteFoxGT

Head bolts: step one tighten to 30ftlbs, step two rotate additional 90 degrees, step 3 loosen bolts one full turn. step 4 tighten to 30ftlbs, step 5 rotate additional 90 degrees. step 6 rotate additional 90 degrees

Cam caps are 89 inch lbs. Secondary cam sprocket is 37ftlb