Oil Pump; Camshaft; Valve Lifter - Mercury MerCruiser D2.8L D-Tronic Service Manual

ENGINE MECHANICAL
Engine Specifications (continued)

Oil Pump

Camshaft

Valve Lifter

Page 3A-12
Description
External Rotor End Float and Internal External Rotor End Float and Internal
Rotor End Float
External Rotor Clearance to Housing
Clearance Between Pump Support
and Gear (Axial)
Description
Exhaust
Lobe Lift
Intake
Front
Center
Journal Diameter
Rear
Front
Bearing Clear-
Center
ances
Rear
Camshaft Thrust Plate Thickness
Description
Lifter Diameter
Diameter of Lifter Bore
Assembly Clearance
Clearance Wear Limit
NOTICE
UNIT OF MEASUREMENT: mm (in.)
53.450 - 53.470 (2.1043 - 2.1051)
53.480 - 53.500 (2.1055 - 2.1062)
SERVICE MANUAL NUMBER 22
Measurement
0.030 - 0.087 (.0011 - .0034)
0.13 - 0.23 (.005 - .009)
.0059 - .0098 (0.15 - 0.25)
Measurement
7.303 (.287)
7.019 ( .276 )
53.495 - 53.510 (2.1061 - 2.1066)
0.030 - 0.095 (.0011 - .0037)
0.070 -0.140 (.0027 - .0055)
0.040 - 0.110 (.0015 - .0043)
3.95 - 4.05 (.155 - .159)
Measurement
14.965 - 14.985 (.5891 - .5899)
15.010 - 15.035 (.5909 - .5919)
0.025 - 0.070 (.0010 - .0027)
0.100 (.0039)
90-860074--1 FEBRUARY 2002