ford Workshop Repair Guides

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Crankshaft Main Bearing|Specifications|Page 1703 > < Crankshaft Gear/Sprocket|Specifications
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Crankshaft Main Bearing: Specifications

Crankshaft 

Main bearing bore inside diameter.......................................................................................................................... 85.99-86.01 mm (3.3854-3.3862 inch)
Main bearing journal

Diameter

Standard size........................................................................................................................................... 80.9873-81.0127 mm (3.188-3.150 inch)
0.254 mm (0.010 inch) undersize........................................................................................................... 80.7333-80.7587 mm (3.178-3.140 inch) 
0.508 mm (0.020 inch) undersize........................................................................................................... 80.4793-80.5047 mm (3.168-3.130 inch) 
0.762 mm (0.030 inch) undersize............................................................................................................ 80.2253-80.2507 mm (3.158-3.120 inch)

Journal-to-cylinder block clearance.................................................................................................................... 0.020-0.086 mm (0.008-0.0034 inch)

Crankcase Main Bearing Mounting Bolts

Make sure that the longer main cap bolts (M14 x 2 x 127) are installed inboard and the shorter bolts (M14 x 2 x 114) are installed outboard.

First pass .............................................................................................................................................................................................  122 Nm (90 ft. lbs).
Second pass ......................................................................................................................................................................................  163 Nm (120 ft. lbs).
Final pass ..........................................................................................................................................................................................  231 Nm (170 ft. lbs).

Crankshaft Main Bearing|Specifications|Page 1703 > < Crankshaft Gear/Sprocket|Specifications