F 150 Heritage 2WD Pickup V8-4.6L SOHC VIN W (2004)
Crankshaft Main Bearing: Specifications
Crankshaft
Main bearing journal diameter ...................................................................................................................... 67.483 - 67.503 mm (2.6568 - 2.6576 inch)
Main bearing journal maximum taper .......................................................................................................................................... 0.004 mm (0.0002 inch)
Main bearing journal maximum out-of-round .............................................................................................................................. 0.006 mm (0.0002 inch)
Main bearing journal-to-cylinder block clearance ............................................................................................. 0.027 - 0.065 mm (0.0011 - 0.0026 inch)
Romeo engine (4.6L)
Crankshaft main bearings
Step 1 Tighten the vertical main bearing cap fasteners in the sequence shown.
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Tighten to 40 Nm (30 ft. lbs.).
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Tighten an additional 90 degrees.