35
COMPILER TECO/ATL
REG. CODE
1-5302-296
MODEL N°
50510
DATE OF ISSUE
01.89
REVISION
02
ENDORSED
DATE
17.04.2003
71
72
73
VIII
Use an inside micrometer to measure the inside diameter of main
bearings.
Main bearing and connecting rod big end bearing inside diameter
Dimensions (mm):
E
= 80.870÷80.890
F
= 45.548÷45.578
G
= 55.430÷55.460
H
= 55.000÷55.020 (see Note on Page 32)
The above dimensions refer to driven in or tightened bearings.
Note
: Both main bearings and connecting rod big end bearings are
available with inside diameter size measuring 0.25 and 0.50 less
than the standard version.
Clearance between main journals/crank pins and connecting rod
bearings (mm)
(E-A)
=0.070÷0.109; limit value = 0.195
(F-S)
= 0.032÷0.078; limit value = 0.150
(G-C)
=0.060÷0.110; limit value = 0.195
(H-O)
=0.050÷0.089; limit value = 0.180
DISASSEMBLY/REASSEMBLY