Tappet - Yanmar 3TNV82A-B Service Manual

Crankshaft and Piston Specifications

Tappet

Model
3TNV82A, 3TNV84,
3TNV84T, 3TNV88,
4TNV84, 4TNV84T,
4TNV88
4TNV94L, 4TNV98,
4TNV98T
4TNV106, 4TNV106T
TNV DI Service Manual
Inspection Item
Tappet Bore (Block) Inside
Diameter
Tappet Stem Outside Diameter
Oil Clearance
Tappet Bore (Block) Inside
Diameter
Tappet Stem Outside Diameter
Oil Clearance
Tappet Bore (Block) Inside
Diameter
Tappet Stem Outside Diameter
Oil Clearance
Standard
0.4724 - 0.4734 in.
(12.000 - 12.025 mm)
0.4715 - 0.4720 in.
(11.975 - 11.990 mm)
0.0004 - 0.0020 in.
(0.010 - 0.050 mm)
0.4724 - 0.4731 in.
(12.000 - 12.018 mm)
0.4715 - 0.4720 in.
(11.975 - 11.990 mm)
0.0004 - 0.0017 in.
(0.010 - 0.043 mm)
0.5512 - 0.5519 in.
(14.000 - 14.018 mm)
0.5498 - 0.5505 in.
(13.966 - 13.984 mm)
0.0006 - 0.0020 in.
(0.015 - 0.052 mm)
ENGINE
Reference
Limit
Page
0.4742 in.
(12.045 mm)
0.4707 in.
(11.955 mm)
0.0035 in.
(0.090 mm)
0.4739 in.
(12.038 mm)
See
0.4707 in. Inspection of
(11.955 mm) Tappets on
page 6-85.
0.0033 in.
(0.083 mm)
0.5527 in.
(14.038 mm)
0.5491 in.
(13.946 mm)
0.0036 in.
(0.092 mm)
6-23