F 150 4WD Pickup V8-281 4.6L VIN W EFI (1997)
TORQUE SPECIFICATIONS
Tighten the crankshaft pulley bolt in four stages.
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Stage 1: 90 Nm (66 ft. lbs.).
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Stage 2: Loosen 360 degrees.
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Stage 3: 47-53 Nm (35-39 ft. lbs.).
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Stage 4: Rotate 85-90 degrees.