Komatsu 4D95-3 series specifications and manuals

Diesel Engine manuals and specifications at Barrington Diesel Club

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Workshop manual, specs and bolt torques for Komatsu 4D95-3 engines

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Komatsu 4D95-3 Diesel Engine workshop Repair Manuals

Engine model S4D95LE-3 covers Komatsu Machine Models PC78US-6, PC78UU-6 and PC78MR-6
Engine model SAA4D95LE-3 covers Komatsu Machine Models PC138US-2, PC138USLC-2 and PC130-7

Komatsu 4D953 engine pdf workshop manual, 252 pages, Click to download

Komatsu 4D95-3 Essential Diesel Engine Bolt Tightening Torques

Komatsu 4D95-3Main Bearing Bolts

Step 1 = 113 Nm
Step 2 = loosen completely
Step 3 = 132 Nm

Komatsu 4D95-3Connecting Rod Bolts

Step 1 = 40 Nm
Step 2 = +90 degrees

Komatsu 4D95-3Cylinder Head Bolts

Step 1 = 70 Nm
Step 2 = 168 Nm
Step 3 = +90 degrees

Komatsu 4D95-3 head torque sequence, Click to expand

Komatsu S4D95LE-3 Diesel Engine Specs

Komatsu 4D95-3Arrangement

4 cylinder
4-stroke cycle engine
turbocharged

Komatsu 4D95-3Displacement, bore, stroke and compression ratio

Displacement
3.26 liter

Bore
95 mm

Stroke
115 mm

Compression ratio
4D 105 = 17.0
S4D95 = 15.5

Komatsu 4D95-3Power and torque

Power S4D95LE-3
Rated output: 40 kW,54 hp
@ 1,850 rpm

Torque
Max torque: 235 Nm @ 1,500 rpm

Komatsu 4D95-3Dimensions and weight

Dimensions S4D95LE-3
approx
length 948 mm
width 640 mm
height 1082 mm (with silencer)

Weight S4D95LE-3
approx
300 kg