System Specifications
Crankshaft PulleyStage 1: Tighten to 90 Nm (66 ft. lbs.).
Stage 2: Loosen 360 degrees.
Stage 3: Tighten to 50 Nm (37 ft. lbs.).
Stage 4: Tighten an additional 90 degrees.
Part 1:
Part 2:
Timing Cover (4.6L)
Tighten the front cover fasteners in the sequence shown to 25 Nm (18 ft. lbs.).
Stage 1: Tighten to 20 Nm (15 ft. lbs.).
Stage 2: Tighten an additional 60 degrees.
Part 1:
Part 2:
Timing Cover (5.4L)
Stage 1: Tighten fasteners 1 through 5 to 25 Nm (18 ft. lbs.).
Stage 2: Tighten fasteners 6 and 7 to 48 Nm (35 ft. lbs.).
Stage 3: Tighten fasteners 8 through 15 to 48 Nm (35 ft. lbs.).
Stage 1: Tighten to 20 Nm (15 ft. lbs.).
Stage 2: Tighten an additional 60 degrees.
Timing Chain Tensioner (5.4L)
LH or RH Timing chain tensioner 25 Nm (18 ft.lbs.).
Timing Chain Tensioner (4.6L)
LH or RH Timing Chain tensioner 25 Nm (18 ft.lbs.).