Dodge RAM TRUCK 1500 1995 Service Manual page 985

9 - 144 8.0L ENGINE
S R
ENGINE SPECIFICATIONS—GONT
B
Valve Springs
Free Length (Approx.) .......49.962 mm
(1.967 in)
Spring Tension
Valve Closed .............369 - 405 N @41.66 mm
(81 • 89 lbs @1.640 in)
Valve Open .......865 - 956 N ©30.89 mm
(190 - 210 lbs ©1.216 in)
Number of Coils ....6.79
Wire Diameter .........................4.496 mm
(0.177 in)
Valve liming
Exhaust Valve
Closes (ATC) ....25°
Opens (BBC) ...60°
Duration 265°
Intake Valve
Closes (ABC) .....61 °
Opens (BTC) .6°
Duration 246°
Valve Overlap ...31°
J9509-142
C O N D I T I O N IDENTIFICATION L O C A T I O N O F IDENTIFICATION
CRANKSHAFT JOURNALS
(UNDERSIZE)
0.0254 mm (0.001 in.)
R o r M
M-2-3 etc. (indicating no. 2 and 3 main bearing
journal)
and/or
R-l -4 etc. (indicating no. 1 and 4 connecting rod
journal)
Milled flat on no. 8 crankshaft counterweight.
CYLINDER BORES
(OVERSIZE)
0.508 mm (0.020 in.)
A
Following engine serial number.
HYDRAULIC TAPPETS
(OVERSIZE)
0.2032 mm (0.008 in.)
Diamond-shaped stamp top pad - front of
engine and flat ground on outside surface of
each O / S tappet bore.
VALVE STEMS (OVERSIZE)
0.127 mm (0.005 in.)
X
Milled pad adjacent to two tapped holes
(3/8 in.) on each end of cylinder head.
J 9 2 0 9 - 1 4 2