Crankshaft (Continued) - Mercury MerCruiser D2.8L D-Tronic Service Manual

ENGINE MECHANICAL
Engine Specifications (continued)

Crankshaft (continued)

D2.8L D-TRONIC - SERIAL NUMBER 0L098204 AND ABOVE, AND D4.2 L D-TRONIC - SERIAL
NUMBER 0L099525 AND ABOVE
IMPORTANT: The engines included in this serial number range had dimensional
changes to the crankshaft, rear main bearing, rear main bearing carrier, thrust
washers, O-ring seal, flywheel thrust spacer and flywheel seal. Ensure by serial
number that the specifications and parts are the correct ones for the engine.
Page 3A-16
Description
Main Journal Outside
Diameter
Main Bearing
Clearance
Main Bearing Inside
Diameter
Maximum Main Bearing Wear
Connecting Rod Journal Outside Diameter
Connecting Rod Bearing Clearance
Connecting Rod Bearing Inside Diameter
Maximum Rod Bearing Journal Wear
Crankshaft End Play (Axial Clearance)
Thrust Washers
NOTICE
UNIT OF MEASUREMENT: mm (in.)
Front
Center
Rear
Front
Center
Rear
Front
Center
Rear
Standard
1st Oversized
2nd Oversized
SERVICE MANUAL NUMBER 22
Measurement
62.985 - 63.005 (2.479 - 2.4805)
63.005 - 63.020 (2.4805 - 2.4810)
79.985 - 80.000 (3.1490 - 3.1496)
0.055 - 0.095 (.0022 - .0037)
0.030 - 0.088 (.0011 - .0034)
0.045 - .085 (0.0018 - 0.0033)
63.060 - 63.080 (2.4827 - 2.4835)
63.050 - 63.093 (2.4822 - 2.4840)
80.045 - 80.070 (3.1514 - 3.1524)
0.1 (.0039)
53.940 - 53.955 (2.1236 - 2.1242)
0.030 - 0.064 (.0011 - .0025)
53.977 - 54.016 (2.1250 - 2.1266)
0.1 (.0039)
0.080 - 0.280 (0.0031 - 0.0110)
2.310 - 2.360 (0.0909 - 0.0929)
2.410 - 2.460 (0.0949 - 0.0969)
2.510 - 2.560 (0.0988 - 0.1008)
90-860074--1 FEBRUARY 2002