TM 5-3825-225-14&P
g.
Injector Nozzle ..................................................... 12 lb.-ft. (16 Nm)
h.
Alternator Pulley Retaining Nut ........................................ 20 lb.-ft. (27 Nm)
**
Refer to Figure 5-9 for torque sequence.
***
The tab and shim washers may be discarded where used on earlier engines, but the setscrews must be tightened
to the torque loading indicated.
1-22. SERVICE WEAR LIMITS.
The following wear limits indicate the conditions when the respective items should be serviced or replaced.
a.
Cylinder Head Flatness (Lengthwise).................................................................. 0.006 in. (0.15 mm)
b.
Cylinder Head Flatness (Crosswise) ................................................... 0.003 in. (0.08 mm) Concave
0.005 in. (0.13 mm) Convex
c.
Maximum Bore Wear (When New Liners Are Necessary) .................................. 0.006 in. (0.15 mm)
d.
Crankshaft Main Journals (Wear) ....................................................................... 0.001 in. (0.03 mm)
e.
Crankshaft Main Journals (Ovalness) ............................................................... 0.0005 in. (0.01 mm)
f
Maximum Crankshaft End Float ......................................................................... 0.020 in. (0.51 mm)
g.
Valve Stem to Guide Clearance.
(1) Inlet ............................................................................................................... 0.005 in. (0.13 mm)
(2) Exhaust ......................................................................................................... 0.006 in. (0.15 mm)
h.
Valve Head Thickness at Outer Edge ................................................................. 0.025 in. (0.64 mm)
i.
Rocker Clearance on Shaft ................................................................................. 0.005 in. (0.13 mm)
j.
Camshaft Journals (Ovalness and Wear) .......................................................... 0.002 in. (0.05 mm)
k
Camshaft End Float ........................................................................................... 0.020 in. (0.51 mm)
l.
Idler Gear End Float ........................................................................................... 0.010 in. (0.25 mm)
m. Valve Head Depth Below Head Face (Inlet and Exhaust) ................................... 0.048 in. (1.22 mm)
1-23. CYLINDER BLOCK.
a.
Total Height of Cylinder Block Between
Top and Bottom Faces .......................................................... 9.936-9.939 in. (252.374-252.451 mm)
b.
Parent Bore Diameter for Cylinder Liner ..................................... 3.249-3.250 in. (82.525-82.550 mm)
c.
Main Bearing Parent Bore ........................................................ 2.395-2.3955 in. (60.83360.846 mm)
d.
Camshaft Bore Diameter No. 1 ............................................... 1.794-1.7955 in. (45.56845.606 mm)
e.
Camshaft Bore Diameter No. 2 ................................................. 1.784-1.787 in. (45.314-45.390 mm)
f:
Camshaft Bore Diameter No. 3 ................................................ 1.784-1.787 in. (45.314-45.390 mm)
g.
Tappet Bore Diameter ........................................................... 0.562-0.56325 in. (14.275-14.307 mm)
h.
Injector Pump Drive Hub Bearing Bore Diameter ................... 1.8125-1.8141 in. (46.037-46.078 mm)
1-5
