each of the cap screws (6). Put on the vibration dampeners (3), the other washers (2), and install the nuts (1).
Section XV. ENGINEERING DATA
234. Recommended Wrench Torques
Main bearing bolts............................................................................................................................... 150 ft-lbs
Connecting rod bolts ........................................................................................................................... 90 ft-lbs
Cylinder head studs, engine bank....................................................................................................... 90 ft-lbs
Cylinder head cover, engine bank ...................................................................................................... 40 ft-lbs
Cylinder head studs, compressor bank .............................................................................................. 90 ft-lbs
Compressor valve assembly studs ..................................................................................................... 25 ft-lbs
Manifold studs, engine bank ............................................................................................................... 60 ft-lbs
Flywheel bolts ..................................................................................................................................... 125 ft-lbs
Fan and crankshaft pulley studs ......................................................................................................... 40 ft-lbs
235. Table of Clearances
In all cases original manufacturing clearances and dimensions are used herewith:
Piston diameter, at skirt bottom . ....................................................................................................
5.4955-5.4965
Cylinder sleeve diameter ................................................................................................................
5.500-5.501
Clearance, piston to cylinder at skirt bottom ...................................................................................
.0035-.0055
Piston top groove ring width ...........................................................................................................
.1235-.1240
Clearance, top groove ring in top groove........................................................................................
.0020-.0045
Piston second groove ring width .....................................................................................................
.1230-.1240
Second groove width ......................................................................................................................
.1255-.1265
Clearance, second groove ring .......................................................................................................
.0015-.0035
Piston third groove ring width..........................................................................................................
.1230-.1240
Third groove width ..........................................................................................................................
.1255-.1265
Clearance, third groove ring............................................................................................................
.0015-.0035
Piston oil control ring width .............................................................................................................
.2480-.2490
Fourth groove width ........................................................................................................................
.2505-.2515
Clearance, oil control ring ...............................................................................................................
.0015-.0035
Gap. piston rings ............................................................................................................................
.015 min.
Gap, expander ring, under third ring ...............................................................................................
.0625 min.
Clearance, piston to piston pin, selective fit, not ............................................................................
.0001-.0003
interchangeable.
Connecting rod & cap bore .............................................................................................................
3.4415-3.4425
Rod bearing shell thickness ............................................................................................................
.0956
Crankpin diameter ..........................................................................................................................
3.2480-3.2490
Clearance, connecting rod bearing running ....................................................................................
.0013-.0043
Connecting rod bushing diameter ...................................................................................................
1.5007-1.5010
Piston pin diameter .........................................................................................................................
1.4998-1.5000
Clearance, pin to bushing ...............................................................................................................
.0007-.0012
Main bearing bore . .........................................................................................................................
4.002-4.003
Main bearing shell thickness...........................................................................................................
.1250-.1255
Main bearing journal diameter ........................................................................................................
3.748-3.749
Clearance, main bearing running....................................................................................................
0.02-.005
247