Piston - Yanmar 3TNV82A-B Service Manual

ENGINE

Piston

Inspection Item
Piston Outside Diameter
(Measure at 90° to the Piston Pin.)
Piston Diameter Measure Location
(Upward From the Bottom of the
Piston.)
6-16
3TNV82A
(81.950 - 81.980 mm)
3TNV84, 3TNV84T,
4TNV84, 4TNV84T (83.940 - 83.970 mm)
3TNV88,4TNV88
(87.940 - 87.970 mm)
4TNV94L
(93.935 - 93.965 mm)
4TNV98, 4TNV98T
(97.930 - 97.960 mm)
4TNV106, 4TNV106T
(105.930 - 105.960 mm)
3TNV82A
3TNV84, 3TNV84T,
4TNV84, 4TNV84T
3TNV88,4TNV88
4TNV94L
4TNV98, 4TNV98T
4TNV106, 4TNV106T
Crankshaft and Piston Specifications
Standard
3.2264 - 3.2275 in.
3.3047 - 3.3059 in.
3.4622 - 3.4634 in.
3.6982 - 3.6994 in.
3.8555 - 3.8567 in.
4.1705 - 4.1716 in.
(105.880 mm)
0.6299 in.
(16 mm)
0.9449 in.
(24 mm)
0.9449 in.
(24 mm)
0.8661 in.
(22 mm)
0.8661 in.
(22 mm)
1.1811 in.
(30 mm)
TNV DI Service Manual
Reference
Limit
Page
3.2246 in.
(81.905 mm)
3.3029 in.
(83.895 mm)
3.4604 in.
(87.895 mm)
3.6968 in.
(93.900 mm)
3.8541 in.
(97.895 mm) See
Inspection of
4.1685 in.
Pistons,
Piston Rings
and Wrist Pin
-
on
page 6-83.
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