Engine Torque Specifications
TORQUE
CYLINDER HEAD
Install the cylinder head bolts and tighten in the sequence shown.
If your bolt has the short head (1), use the following torque specifications:
First: All to 30 Nm (25 ft. lbs.)
Second: All to 61 Nm (45 ft. lbs.)
Third: All to 61 Nm (45 ft. lbs.)
Fourth: All an additional 90°
CAUTION: Do not use a torque wrench for the Fourth step.
If your bolt has the long head (2), use the following torque specifications:
First: All to 30 Nm (25 ft. lbs.)
Second: All to 73 Nm (54 ft. lbs.)
Third: All to 73 Nm (54 ft. lbs.)
Fourth: All an additional 90°
CAUTION: Do not use a torque wrench for the Fourth step.
HEAD BOLT REUSE/REPLACE
CAUTION: The cylinder head bolts are tightened using a torque plus angle procedure. The bolts must be examined BEFORE reuse. If the threads are necked down the bolts must be replaced.
INTAKE MANIFOLD
Intake Manifold-Bolts 24 Nm (18 ft. lbs.)
CAMSHAFT BEARING CAP
Camshaft Bearing Cap-Bolts
M6 Bolts 12 Nm (106 in. lbs.)
M8 Bolts 30 Nm (22 ft. lbs.)
MAIN BEARING CAP
CAUTION: Before tightening bolts, you must identify the bolt head to obtain the correct torque value. Failure to identify the bolts correctly, could result in improperly tightened bolts which could result in engine damage.
If your bolt heads look like this (1,2), use the following torque specifications:
Tighten bolts using a three step method, in the sequence shown.
Tighten bolts to 15 Nm (11 ft. lbs.)
Tighten bolts to 27 Nm (20 ft. lbs.)
Rotate an additional 45°.
If your bolt heads do not look like this (1,2), use the following torque specifications:
Tighten bolts using a three step method, in the sequence shown.
Tighten bolts to 15 Nm (11 ft. lbs.)
Tighten bolts to 45 Nm (33 ft. lbs.)
Rotate an additional 45°.
FLYWHEEL/FLEXPLATE
Flex Plate to Crankshaft Bolts 29 Nm plus 51° turn (22 ft. lbs. plus 51° turn )
Flywheel to Crankshaft Bolts 95 Nm (70 ft.lbs.)
EXHAUST MANIFOLD
Exhaust Manifold-Bolts 34 Nm (25 ft. lbs.)
WATER PUMP
Water Pump - Bolts 24 Nm (18 ft. lbs.).