Yanmar 3TNV88F - Tappet; Cylinder Block Specifications; Cylinder Block

ENGINE
3TNV88F Service Manual
6-9
Cylinder Block Specifications
Tappet
CYLINDER BLOCK SPECIFICATIONS
Cylinder Block
Inspection item Standard Limit Reference page
Tappet bore (block) inside diameter
0.4724 - 0.4734 in.
(12.000 - 12.025 mm)
0.4742 in.
(12.045 mm)
See Inspection of tappets
on page 6-44.
Tappet stem outside diameter
0.4715 - 0.4720 in.
(11.975 - 11.990 mm)
0.4707 in.
(11.955 mm)
Oil clearance
0.0004 - 0.0020 in.
(0.010 - 0.050 mm)
0.0035 in.
(0.090 mm)
Inspection item Standard Limit Reference page
Cylinder inside diameter
3.4646 - 3.4657 in.
(88.000 - 88.030 mm)
3.4724 in.
(88.200 mm)
See Inspection of cylinder
block on page 6-41.
Cylinder bore
Roundness
0.0004 in. (0.01 mm)
or less
0.0012 in.
(0.03 mm)
Taper
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