Cylinder Head Torque & Sequence

Notice: Refer to Fastener Notice in Service Precautions.






Important: The long bolts are used in locations 1, 2, 3, 6, 7, 8, 9, 10, 11, 14, 16 and 17. The medium length bolts are used in locations 15 and 18. The short bolts are used in locations 4, 5, 12 and 13.

Install the cylinder head bolts.
1. Tighten the bolts a first pass in sequence to 30 Nm (22 ft. lbs.).
2. Retighten the bolts in a second pass in sequence to 30 Nm (22 ft. lbs.), then an additional 120 degrees using the J 36660-A.
3. Tighten the bolts (1, 2, 3, 6, 7, 8, 9, 10, 11, 14, 16, 17) an additional 60 degrees, bolts (15 and 18) an additional 45 degrees, and bolts (4, 5, 12, 13) an additional 30 degrees a final pass in sequence using the J 36660-A.