Diesel engine manuals and specifications at Barrington Diesel Club

Yanmar 3TN - 4TN Manuals, Engine Specifications & Bolt Torques

 
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Yanmar 3TN - 4TN Essential Diesel Engine Bolt Tightening Torques

 

Yanmar 3TN - 4TN
Main Bearing Bolts


3TN66
54 Nm, 40 lb.ft

3TNA72:
79 Nm, 58 lb.ft

3TN75, 3TN78 and 4TN78:
78 Nm, 57 lb.ft

3TN82, 4TN82, 3TN84 and 4TN84:
98 Nm, 72 lb.ft

4TN100:
196 Nm, 145 lb.ft

Yanmar 3TN - 4TN
Connecting Rod Bolts


3TN66 and 3TNA72:
23 Nm, 16.96 lb.ft

3TN75, 3TN78 and 4TN78:
39 Nm, 29 lb.ft

3TN82, 4TN82, 3TN84 and 4TN84:
47 Nm, 35 lb.ft

4TN100:
93 Nm, 69 lb.ft

Yanmar 3TN - 4TN
Cylinder Head Bolts


3TN66:
34 Nm, 25 lb.ft

3TNA72:
61 Nm, 45 lb.ft

3TN75 and 3TN78:
69 Nm, 51 lb.ft

3TN82 and 3TN84:
78 Nm, 58 lb.ft

4TN78:
69 Nm, 51 lb.ft

4TN82/4TN84:
78 Nm, 58 lb.ft

4TN100:
157 Nm, 116 lb.ft

Yanmar 3TN - 4TN Diesel Engine Specs

 

Yanmar 3TN - 4TN
Displacement, Arrangement,
Bore and Stroke


Displacement
4TNE92-NMH/NMHA: 2.659 liter

4TNE98-NMH: 3.319 liter


Arrangement
4TNE92-NMH/NMHA, 4TNE98-NMH:
4-cylinder
in line Naturally Aspirated

Bore
4TNE92-NMH/NMHA: 92 mm
4TNE98-NMH: 98 mm

Stroke
4TNE92-NMH/NMHA: 100 mm
4TNE98-NMH: 110 mm

Yanmar 3TN - 4TN
Power


Power
4TNE92-NMH: 33.6 kW, 45.1 hp @ 2450 rpm

4TNE92-NMHA: 29.1 kW, 39.0 hp @ 2050 rpm

4TNE98-NMH: 47.4 kW, 63.6 hp @ 2400 rpm

Yanmar 3TN - 4TN
Weight and Dimensions


Weight
approx:
Dry
4TNE92-NMH/NMHA,4TNE98-NMH: 194 Kg

Dimensions
approx:

4TNE92/98-NMH:
Length 632 mm
Width 498 mm
Height 711 mm

4TNE92-NMHA:
Length 632 mm
Width 498 mm
Height 676 mm



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Page Revision #1.0 BL 14-12-2023