Kubota KX91-3a User Manual

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WSM Minor Change II Service Engineering Section
E. Engine upgrade
a. General
Only the engine of KX161-3S for PP-version (KTC, KCL, KTA) has been upgraded due to the strong
market requirement.
b. Engine specifications
KX161-3
Model V2403-M-E2BH-1 (Standard-version)
V2403-M-E2BH-2 (Air conditioner-version)
No. of cylinder 4
Bore u Stroke
mm 87 u 102.4
in 3.43 u 4.03
Displacement
cc 2.434
in
3
148.5
Max. output/rpm(gross)
kW/rpm 32.8/2200
PS/rpm 44.6/2200
HP/rpm 44.0/2200
Compression ratio 23.8
Max. torque(gross)
Nm 163.5
kgfm16.7
ftlbf 120.6
Dimensions:L u W u H
mm 705 u 511 u 700
in. 27.8 u 20.1 u 27.6
Dri weight
kg 180
lbs 396.8
Valve clearance
mm 0.18-0.22
in. 0.0071-0.0087
Firing sequence 1-3-4-2
Compression pressure (A)/(B)
Mpa 3.53-4.02/2.55
kgf/cm
2
36-41/26
psi 512-583/370
Fan belt REMF6405
Fuel consumption ratio
g/kWh 299
g/Psh 220
lbs/Hph 0.49
Fuel consumption
l/h 11.4
gal/h 3.01
Max.speed without load rpm 2470ÅÜ
Speed with 2 pumps relief rpm ÅH
Speed with idling rpm 900-950
Engine oil pressure with rated engine rpm
kPa 294-441
kgf/cm2 3.0-4.5
psi 42.7-64.0
Injection pressure
MPa 13.7-14.7
kgf/cm2 140-150
psi 1991-2133
Engine oil consumption ratio
g/kWh 1.36
g/Psh 1
lbs/Hph 0.002

Kubota KX91-3a Specifications

General

Brand	Kubota
Model	KX91-3a
Category	Excavators
Language	English