Diesel Data: Automotive Repair

Torque Specifications







TORQUE - 3.5L






CYLINDER HEAD BOLT TORQUE SEQUENCE






Tighten the cylinder head bolts in the following sequence, using the 4 step torque-turn method. Tighten according to the following torque values:
- Step 1: All to 61 Nm (45 ft. lbs.)
- Step 2: All to 88 Nm (65 ft. lbs.)
- Step 3: All (again) to 88 Nm (65 ft. lbs.)
- Step 4: + 90° Turn Do not use a torque wrench for this step.


INTAKE MANIFOLD BOLT TORQUE SEQUENCE

LOWER





Install intake manifold bolts and gradually tighten in sequence shown until a torque of 28 Nm (250 in. lbs.) is obtained.

UPPER

Tighten bolts to 12 Nm (105 in.lbs.) starting in the center working outward in a cross sequence pattern.

EXHAUST MANIFOLD BOLT TORQUE SEQUENCE

Install the retaining bolts. Tighten 4 bolts starting at the center working outward to 23 N.m (200 in. lbs.).


CAMSHAFT GEAR BOLT TORQUE

Camshaft Gear Bolt 102 Nm (75 ft. lbs.) +90° turn