wsm wg972-e4 Workshop Manual page 9

WG972-E4, WSM
Model
Number of Cylinder
Type
Bore × Stroke
Total Displacement
SAE Net Continuous
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 (no-load condition)
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
Catalytic Muffler / Converter
Weight (Dry)
Vertical, Water cooled, 4-cycle Gasoline engine
74.5 × 73.6 mm (2.93 × 2.90 in.)
Full Transistor Battery Ignition Type
Counter-Clockwise (Viewed from flywheel side)
0.70 rad (40 °) before T.D.C. /
Forced Lubrication by Trochoid Pump
Full Flow Paper Filter (Cartridge Type)
Pressurized Radiator (not included in the basic model), Forced Circulation with Water Pump
Electric Starting with Starter (12 V, 1.0 kW)
I-5
WG972-G-E4
Gasoline
3
0.962 L (58.7 cu.in.)
-1
18.7 kW / 3600 min (rpm)
-1
25.1 HP / 3600 min (rpm)
-1
23.1 kW / 3600 min (rpm)
-1
31.0 HP / 3600 min (rpm)
-1
24.2 kW / 3600 min (rpm)
-1
32.5 HP / 3600 min (rpm)
-1
3570 to 3630 min (rpm)
-1
970 to 1030 min (rpm)
Overhead-Valve
Electronic Governor
NGK BKR6E
-1
3600 min (rpm)
1-2-3
9.2 : 1
Electrical Type Switch
12 V, 1.0 kW
12 V, 52 AH or equivalent
12 V, 480 W
Unleaded gasoline
Better than SL Class (API)
3.4 L (0.90 U.S.gals)
Three Way Catalyst
74.0 kg (163 lbs)
INFORMATION
9Y1211108INI0002US0
KiSC issued 07, 2015 A