Engine Torque Specifications

TORQUE






CYLINDER HEAD BOLT TORQUE SEQUENCE





Tighten bolts in sequence shown for left head (2) and right head (1), using the following steps and torque values:
- Step 1: Bolts 1-8 to 48 Nm (35 ft. lbs.)
- Step 2: Bolts 1-8 to 75 Nm (55 ft. lbs.)
- Step 3: Bolts 1-8 to 75 Nm (55 ft. lbs.)
- Step 4: Bolts 1-8 to +90° Turn Do not use a torque wrench for this step.
- Step 5: Bolts 9-11 to 28 Nm (250 in. lbs.)


INTAKE MANIFOLD BOLT TORQUE SEQUENCE

LOWER





Install manifold attaching bolts and tighten in sequence shown in to 12 Nm (105 in. lbs.).

UPPER





Install manifold attaching bolts and tighten in sequence shown in to 12 Nm (105 in. lbs.).

CAMSHAFT BEARING CAP BOLT TORQUE SEQUENCE





Install camshaft bearing caps. Verify that bearing caps are installed in same position as removed.
Tighten cam bearing cap bolts gradually in sequence shown in to 12 Nm (105 in. lbs.).

CRANKSHAFT MAIN BEARING BOLT TORQUE SEQUENCE

The main bearing cap bolts must be tightened in the proper sequence. First the inner main cap bolts, secondly the windage tray bolts, and lastly the main cap tie (horizontal) bolts.

EXHAUST MANIFOLD BOLT TORQUE SEQUENCE

Tighten bolts starting at the center working outward to 23 Nm (200 in. lbs.).