Dodge RAM 1500 1998 Owner's Manual page 1323

9 - 100 ENGINE - 4.7L
ENGINE - 4.7L (Continued)
CONNECTING RODS
DESCRIPTION
Bearing 0.015 - 0.055
Clearance
Side Clearance 0.10 - 0.35 mm
Piston Pin Bore .025 - .048 mm
Diameter
(Interference
Fit)
Bearing Bore 0.004 mm
Out of Round
(MAX)
Total Weight 555 grams
(Less Bearing)
CRANKSHAFT
DESCRIPTION
Main Bearing 63.488 - 63.512
Journal
Diameter
Bearing 0.018 - 0.052
Clearance
Out of Round 0.005 mm
(MAX)
Taper (MAX) 0.008 mm
End Play 0.052 - 0.282
End Play (MAX) 0.282 mm
Connecting Rod 50.992 - 51.008
Journal
Diameter
Bearing 0.015 - 0.055
Clearance
Out of Round 0.005 mm
(MAX)
Taper (MAX) 0.008 mm
SPECIFICATION
Metric Standard
0.0006 - 0.0022
mm in.
0.004 - 0.0138
in.
0.001 - 0.0019
in.
0.0002 in.
19.5771 ounces
SPECIFICATION
Metric Standard
2.4996 - 2.5005
mm in.
0.0008 - 0.0021
mm in.
0.0004 in.
0.0004 in.
0.0021 - 0.0112
mm in.
0.0112 in.
2.0076 - 2.0082
mm in.
0.0006 - 0.0022
in.
0.0002 in.
0.0004 in.
CAMSHAFT
DESCRIPTION
Bore Diameter 26.02 - 26.04
Bearing Journal 25.975 - 25.995
Diameter
Bearing 0.025 - 0.065
Clearance
Bearing 0.065 mm
Clearance
(MAX)
End Play .075 - .200 mm
End Play (MAX) .200 mm
VALVE TIMING
DESCRIPTION
Intake
Opens (BTDC)
Closes (ATDC)
Duration
Exhaust
Opens (BTDC)
Closes (ATDC)
Duration
Valve Overlap
SPECIFICATION
Metric Standard
1.0245 - 1.0252
mm in.
1.0227 - 1.0235
mm in.
0.001 - 0.0026
mm in.
0.0026 in.
0.003 - 0.0079
in.
0.0079 in.
SPECIFICATION
4.4°
239.1°
243.5°
240.5°
13.2°
253.70°
17.6°
DR