Dodge dakota 2002 Service Manual page 1615

9 - 366 ENGINE 8.0L
ENGINE 8.0L (Continued)
DESCRIPTION
HYDRAULIC TAPPETS
Body Diameter
Clearance (to bore)
Dry Lash
Push Rod Length
OIL PRESSURE
Curb Idle (Min.*)
@ 3000 rpm
* If oil pressure is zero at curb idle, DO NOT RUN
ENGINE.
OIL PUMP
Clearance over Rotors
(Max.)
Cover Out of Flat (Max.)
Inner Rotor Thickness
(Min.)
Outer Rotor
Clearance (Max.)
Diameter (Min.)
Thickness (Min.)
Tip Clearance between
Rotors
(Max.)
PISTONS
Clearance at Top of Skirt
Piston Length
Piston Ring Groove
Depth
#1&2
SPECIFICATION
22.949 – 22.962 mm
(0.9035 – 0.9040 in.)
0.0203 – 0.0610 mm
(0.0008 – 0.0024 in.)
1.524 – 5.334 mm
(0.060 – 0.210 in.)
195.52 – 196.02 mm
(7.698 – 7.717 in.)
83 kPa (12 psi)
345 – 414 kPa (50 – 60
psi)
0.1906 mm (0.0075 in.)
0.051 mm (0.002 in.)
14.925 – 14.950 mm
(0.5876 – 0.5886 in.)
0.1626 mm (0.006 in.)
82.461 mm (3.246 in.)
14.925 mm (0.5876 in.)
0.584 mm (0.0230 in.)
0.013 – 0.038 mm
(0.0005 – 0.0015 in.)
82.5 mm (3.25 in.)
91.30 – 91.55 mm
(3.594 – 3.604 in.)
#3 92.90 – 93.15 mm
DESCRIPTION
Weight
Piston to Bore Clearance
Service Limit
PISTON PINS
Clearance in Piston
Diameter
End Play
Length
PISTON RINGS
Ring Gap
Compression Rings
Oil Control (Steel Rails)
Ring Side Clearance
Compression Rings
Oil Ring (Steel Rails)
VALVE TIMING
Exhaust Valve
Closes (ATDC)
Opens (BBDC)
Duration
Intake Valve
Closes (ATDC)
Opens (BBDC)
Duration
Valve Overlap
DR
SPECIFICATION
(3.657 – 3.667 in.)
463 – 473 grams (16.33
– 16.68 oz.)
0.013 – 0.038 mm
(0.0005 – 0.0015 in.)
0.0762 mm (0.003 in.)
0.010 – 0.020 mm
(0.0004 – 0.0008 in.)
24.996 – 25.001 mm
(0.9841 – 0.9843 in.)
NONE
67.8 – 68.3 mm
(2.67 – 2.69 in.)
0.254 – 0.508 mm
(0.010 – 0.020 in.)
0.381 – 1.397 mm
(0.015 – 0.055 in.)
0.074 – 0.097 mm
(0.0029 – 0.0038 in.)
2.591 – 2.743 mm
(0.102 – 0.108 in.)
25°
60°
265°
61°
6°
246°
31°