Ford F150 Pickup. Instruction — part 1105

Fig. 329: Removing Retaining Pin
Courtesy of FORD MOTOR CO.

32. Install a new LH cylinder head gasket on the cylinder block with the small hole to the front

of the engine and position the LH cylinder head.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Fig. 330: Installing LH Cylinder Head & Gasket
Courtesy of FORD MOTOR CO.

CAUTION: Always use new bolts.

NOTE:

Lubricate the bolts with clean engine oil prior to installation.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Fig. 331: Identifying Cylinder Head Bolts
Courtesy of FORD MOTOR CO.

33. Position the new bolts.

1. Position the new long bolts.

2. Position the new short bolts.

34. Tighten the bolts in the sequence shown in three stages:

Stage 1: Tighten the bolts to 20 Nm (15 lb-ft).

Stage 2: Tighten the bolts to 40 Nm (30 lb-ft).

Stage 3: Tighten the bolts to 50 Nm (37 lb-ft).

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Fig. 332: Cylinder Head Bolts Tightening Sequence
Courtesy of FORD MOTOR CO.

CAUTION: Do not loosen all of the bolts at one time. Each bolt must

be loosened and tightened prior to working on the next
bolt in the sequence.

NOTE:

The short bolts are numbered 2, 4, 6 and 8 and the long bolts
numbered 1, 3, 5 and 7.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup