Jeep cherokee 2000 Service Manual page 748

9 - 58 2.5L ENGINE
SPECIFICATIONS (Continued)
DESCRIPTION
Oil Control Ring
Piston Pin Bore Diameter
Piston Pin Diameter
Piston to Pin Clearance
PISTON RINGS
Ring Gap Clearance
Top Compression Ring
2nd Compression Ring
Oil Control Steel Rails
Ring Side Clearance
Compression Rings
Oil Control Rings
SPECIFICATION
89.66 to 89.92 mm
(3.53 to 3.54 in.)
23.650 to 23.658 mm
(0.9312 to 0.9315 in.)
23.637 to 23.640 mm
(0.9306 to 0.9307 in.)
0.0102 to 0.0208 mm
(0.0005 to 0.0009 in.)
0.229 to 0.610 mm
(0.0090 to 0.0240 in.)
0.483 to 0.965 mm
(0.0190 to 0.0380 in.)
0.254 to 1.500 mm
(0.010 to 0.060 in.)
0.042 to 0.084 mm
(0.0017 to 0.0033 in.)
0.06 to 0.21 mm
(0.0024 to 0.0083 in.)
DESCRIPTION
OIL PUMP AND OIL PRESSURE
Gear to Body Clearance
(Radial)
(Radial Preferred)
Gear End Clearance—
Plastigage
Plastigage Preferred
Feeler Gauge
Feeler Gauge Preferred
Min. Pressure (600 rpm)
Min. Pressure at Idle
(800 rpm)
Min. Pressure at 1600
rpm
and Higher
Oil Pressure Relief
XJ
SPECIFICATION
0.051 to 0.102 mm
(0.002 to 0.004 in.)
0.051 mm
(0.002 in.)
0.051 to 0.152 mm
(0.002 to 0.006 in.)
0.051 mm
(0.002 in.)
0.1016 to 0.2032 mm
(0.004 to 0.008 in.)
0.1778 mm
(0.007 in.)
89.6 kPa
(13 psi)
172 to 241 kPa
(25 to 35 psi)
255 to 517 kPa
(37 to 75 psi)
517 kPa
(75 psi)