Cylinder Block - Yanmar 6LY3 series Service Manual

SERVICE STANDARDS

Cylinder Block

General
Inspection Item
Cylinder Inside Diameter
Roundness
Cylinder Bore
Cylindricity
Crankshaft
Inspection Item
Bending (1/2 the dial gauge reading)
Bearing Inside
Diameter
Pin Outside Diameter
Crank Pin
Bearing Thickness
Clearance
Bearing Inside
Diameter
Journal Outside
Diameter
Crank Journal
Bearing Thickness
Clearance
Crankshaft Thrust Bearing
Inspection Item
Crankshaft End Play Side Clearance
14-6
Standard
105.900-105.930 mm
(4.1692-4.1704 in.)
0.03 mm or less
(0.0011 in.)
0.02 mm or less
(0.0007 in.)
Standard
—
65.000-65.045 mm
(2.5590-2.5608 in.)
64.952-64.964 mm
(2.5571-2.5576 in.)
1.987-2.000 mm
(0.0782-0.0787 in.)
0.036-0.093 mm
(0.0014-0.0036 in.)
75.000-75.045 mm
(2.9527-2.9545 in.)
74.952-74.964 mm
(2.9508-2.9513 in.)
2.487-2.500 mm
(0.0979-0.0984 in.)
0.036-0.093 mm
(0.0014-0.0036 in.)
Standard
0.132-0.223 mm
(0.0051-0.0087 in.)
© 2007 Yanmar Marine International
Service Standards
Limit Reference Page
105.950 mm
(4.1712 in.)
—
—
Limit Reference Page
0.03 mm
(0.0011 in.)
65.100 mm
(2.5629 in.)
64.902 mm
(2.5551 in.)
—
0.160 mm
(0.0062 in.)
—
74.90 mm
(2.9488 in.)
—
0.15 mm
(0.0059 in.)
Limit Reference Page
0.29 mm
(0.0114 in.)
6LY3 Service Manual
5-25
5-45
5-42, 5-46
5-46