Ford Workshop Service and Repair Manuals

Crankshaft: Specifications

Crankshaft 

Maximum end play ....................................................................................................................................................  0.076-0.328 mm (0.003-0.013 inch)
Main bearing journal

Diameter

Standard size .........................................................................................................................................  80.9873-81.0127 mm (3.188-3.189 inch)
0.254 mm (0.010 inch) undersize ..........................................................................................................  80.7333-80.7587 mm (3.178-3.179 inch)
0.508 mm (0.020 inch) undersize ..........................................................................................................  80.4793-80.5047 mm (3.168-3.169 inch)
0.762 mm (0.030 inch) undersize ..........................................................................................................  80.2253-80.2507 mm (3.158-3.159 inch)

Maximum taper ......................................................................................................................................................................  0.009 mm (0.0003 inch)
Maximum out-of-round ..........................................................................................................................................................  0.006 mm (0.0002 inch)
Clearance to cylinder block .............................................................................................................................  0.014-0.090 mm (0.0006-0.0035 inch)

Connecting rod journal

Diameter

Standard size ..................................................................................................................................  71.9873 to 72.0127 mm (2.834 to 2.835 inch)
0.253 mm (0.010 inch) undersize ..................................................................................................  71.7333 to 71.7587 mm (2.824 to 2.825 inch)
0.508 mm (0.020 inch) undersize ..................................................................................................  71.4793 to 71.5047 mm (2.814 to 2.815 inch)
0.762 mm (0.030 inch) undersize ..................................................................................................  71.2253 to 71.2507 mm (2.804 to 2.805 inch)

Maximum taper ........................................................................................................................................................................  0.017 mm (0.007 inch)
Maximum out-of-round ..........................................................................................................................................................  0.006 mm (0.0002 inch)

Lower Crankcase Main Bearing Mounting Bolts

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

First pass .............................................................................................................................................................................................  149 Nm (110 lb-ft).
Second pass .........................................................................................................................................................................................  176 Nm (130 lb-ft).
Final pass ............................................................................................................................................................................................  231 Nm (170 lb-ft).