Tightening Specifications

Torque Chart:

Torque Chart (Cont.):

Collector Cover Loosening Sequence:

Collector Loosening Sequence:

Intake Loosening Sequence:

Head Loosening Sequence:

Exhaust Loosening Sequence:

Exhaust Torque Sequence:

Head Torque Sequence:

NOTE: Bolts 4, 5, 12, and 13 are the longest bolts.
L = 106 mm (4.17 in) Except below
L = 127mm (5.OO in) 4, 5, 12, 13

Cylinder Head Torque Procedure:

1. Tighten all bolts to 29 N.m (3.0 kg-m, 22 ft-lb).
2. Tighten all bolts to 59 N.m (6.0 kg-m, 43 ft-lb).
3. Loosen all bolts completely.
4. Tighten all bolts to 29 N.m (3.0 kg-m, 22 ft-lb).
5. Tighten all bolts to 54 to 64 N.m (5.5 to 6.5 kg-m, 4O to 47 ft-lb).

Rocker Shaft Torque Sequence:

Intake Torque Sequence:

Collector Torque Sequence:

Collector Cover Torque Sequence:

Throttle Chamber Torque Sequence:

Throttle Chamber Torque Procedure:

When installing throttle chamber to collector, tighten bolts in two or three stages.
1. 9-11 N.m (0.9 - 1 .1 kg-m, 6.5 - 8.0 ft-lb).
2. 18-22 N.m (1 .8 - 2.2 kg-m, 13 - 16 ft-lb).

Main Bearing Torque Sequence:

Oil Pan Torque Sequence: