Diesel Data: Automotive Repair

Cylinder Head Bolt/Conecting Rod Nut - Revision


84ford21

Article No. 84-1-12

CYLINDER HEAD BOLT AND CONNECTING ROD NUT TORQUE SPECIFICATIONS (6.9L DIESEL) - REVISED SERVICE INFORMATION


LIGHT TRUCKS 1983-84 F & E SERIES

The cylinder head bolt torque and connecting rod nut torque specifications have been increased to maximize the clamping load on the cylinder heads and connecting rods.

Figure 16:





The maximum cylinder head bolt torque is increased to 80 ft.lbs. (108 N-m). The torque sequence remains the same as previously published (Figure 16).

The connecting rod nut maximum torque range is increased to 51 +/- 2.5 ft.lbs. (70 +/- 2 N-m)

The new cylinder head bolt, and connecting rod nut torque specifications supersede those previously published in TSB 83-12-14.

OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: "INFORMATION ONLY"