Engine

Diameter of main journal and size of main bearing shell
Class
Diameter of main
journal (unit: mm)
Diameter of the main bearing
bore of the cylinder block
(unit: mm)
Thickness of the main
bearing shell
(unit: mm)
Standard 57.9858.00 62.2935+0.0065 2.1312.138
Oversized by 0.4 57.9858.00 62.6935+0.0065 2.3312.338
Downsized by 0.02
57.9858.00 62.2935+0.0065 2.1412.148
Downsized by 0.25
57.7357.75 62.2935+0.0065 2.2562.263
Downsized by 0.50
57.4857.50 62.2935+0.0065 2.3812.388
Downsized by 0.75
57.2357.25 62.2935+0.0065 2.5062.513
Downsized by 0.25
and oversized by
0.4
57.7357.75 62.6935+0.0065 2.4562.463
Downsized by 0.50
and oversized by
0.4
57.4857.50 62.6935+0.0065 2.5182.558
Downsized by 0.75
and oversized by
0.4
57.2357.25 62.6935+0.0065 2.7062.713
Size of crank shaft thrust, thrust spacer and cylinder block thrust
Class
Size of cylinder block thrust
(unit: mm)
Size of crank shaft thrust
(unit: mm)
Thickness of thrust
spacer (unit: mm)
Standard
24+0.03 28.825-28.875 2.326+0.025
Oversized
by 0.38
24+0.03 29.205-29.255 2.516+0.025
2 thrust spacers
A-30
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