Kubota WG972-E2 Workshop Manual page 8

WG972-E2, DF972-E2, WSM
SPECIFICATIONS
Model
Number of Cylinder
Type
Bore × Stroke
Total Displacement
ISO Net Continuous
ISO / SAE Net Intermittent
SAE Gross Intermittent
Maximum Bare Speed
Minimum Bare Idling Speed
Cylinder Head
Ignition System
Governor
Direction of Rotation
Spark Plug
Ignition Timing
Firing Order
Compression Ratio
Lubricating System
Oil Pressure Indication
Lubricating Filter
Cooling System
Starting System
Starting Motor
Battery
Charging Alternator
Fuel
Lubricating Oil
Lubricating Oil Capacity
Weight (Dry)
Application
* The specification described above is of the standard engine of each model.
* Conversion Formula : HP = 0.746 kW, PS = 0.7355 kW
WG972-E2
Vertical, water cooled, 4-cycle
Gasoline engine
18.7 kW / 3600 min
25.0 HP / 3600 min
23.1 kW / 3600 min
31.0 HP / 3600 min
24.2 kW / 3600 min
32.5 HP / 3600 min
Centrifugal Ball Mechanical Type / Electronic Governor
Counter-Clockwise (Viewed from flywheel)
0.366 rad (21 °) before T.D.C. / 3600 min
Pressurized Radiator (not included in the basic model), Forced Circulation with Water Pump
*Unleaded Automobile Gasoline
3
Vertical, water cooled, 4-cycle Dual Fuel (Gasoline / LPG) engine
Gasoline fuel
74.5 x 73.6 mm (2.93 x 2.90 in.)
3
962 cm (58.70 cu.in.)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
3850 to 3950 min (rpm)
-1
1400 to 1600 min (rpm)
Overhead-Valve
Distributor-Less Solid Stage Type
NGK BKR4E
1-2-3
9.2 : 1
Forced Lubrication by Trochoid Pump
Electrical Type Switch
Full Flow Paper Filter (Cartridge Type)
Electric Starting with Starter
12V, 1.0 kW
12 V, 2.5 kW
12 V, 150 W
Better than SH Class (API)
3.4 L (3.59 U.S.qts)
72.0 kg (158.7 lbs)
General Power Source
6
SPECIFICATIONS
DF972-E2
LPG fuel
-1
17.5 kW / 3600 min
-1
23.5 HP / 3600 min
-1
22.0 kW / 3600 min
-1
29.5 HP / 3600 min
-1
23.1 kW / 3600 min
-1
31.0 HP / 3600 min
-1
(rpm)
Standard Commercial LP Gas
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
W1028103
KiSC issued 01, 2006 A