How to replace the Head gaskets and timing chain assembly on a 2005 Jeep Grand Cherokee with the 4.7L V8.

Torque specs, Look up a bolt number diagram for cylinder heads as the smaller bolts are less. Also the smaller bolts require a sealant.
Step 1: Tighten bolts 1-10 to 15 ft. lbs.
Step 2: Tighten bolts 1-10 to 35 ft lbs, tighten bolts 11-14 to 18 ft lbs
Step 3: Tighten bolts 1-10 to 90 degrees, Tighten bolts 11-14 to 19 ft lbs.
Crankshaft Damper—Bolt 130 ft lbs.
DESCRIPTION N·m Ft. In.
Lbs. Lbs.
Cylinder Head Cover—Bolts 12 — 105
Exhaust Manifold—Bolts 25 18 —
Exhaust Manifold Heat
Shield—Nuts
8 — 72
Oil Dipstick Tube to Engine
Block—Bolt 15 — 130
Oil Fill Tube—Bolts 12 — 105
Timing Chain Guide—Bolts 28 — 250
Timing Chain Tensioner
Arm—Special
Pin Bolt 17 — 150
Hydraulic Tensioner—Bolts 28 — 250
Timing Chain Primary
Tensioner—Bolts
28 — 250
Timing Drive Idler Sprocket—
Bolt
34 25 —
Thermostat Housing—Bolts 13 — 115
Water Pump—Bolts 54 40 —

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