Subaru Robin Power Products EX21 Automobile Parts User Manual


 
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1. SPECIFICATIONS
Specifications are subject to change without notice.
Model EX13D EX17D EX21D EX27D
Type
Air-Cooled, 4-Cycle, Slant Single-Cylinder,
Horizontal P.T.O. Shaft, OHC Gasoline Engine
Bore & Stroke
mm
(in.)
58 x 48
(2.28 x 1.89)
67 x 48
(2.64 x 1.89)
67 x 60
(2.64 x 2.36)
75 x 60
(2.95 x 2.36)
Piston Displacement
ml
(cu.in.)
126
(7.69)
169
(10.31)
211
(12.87)
265
(16.17)
Compression Ratio 8.5 8.3
Continuous Output kW(HP)/r.p.m.
1.9(2.6)/3000
2.2(3.0)/3600
2.6(3.5)/3000
2.9(4.0)/3600
3.2(4.4)/3000
3.7(5.0)/3600
4.4(6.0)/3000
5.1(7.0)/3600
Maximum Output kW(HP)/r.p.m. 3.2(4.3)/4000 4.2(5.7)/4000 5.1(7.0)/4000 6.6(9.0)/4000
Maximum Torque
N m / r.p.m.
(kgf m / r.p.m.)
(ft lb. / r.p.m.)
8.1/2500
(0.83/2500)
(6.01/2500)
11.3/2500
(1.15/2500)
(8.34/2500
13.9/2500
(1.41/2500)
(10.26/2500
18.6/2500
(1.9/2500)
(13.74/2500
Direction of Rotation Counterclockwise as viewed from the P.T.O. shaft side
Valve Arrangement Overhead cam system
Cooling System Forced air cooling system
Lubrication System Splash lubrication system
Lubricant
Automobile engine oil ; Grade SE or higher (SG,SH or SJ in recomended)
SAE 10W-30-----Under ordinary atmospheric temperatures
SAE 5W-30-------In cold areas
Capacity of Lubricant L 0.6 1.0
Carburetor Horizontal draft, Float type
Fuel Automobile unleaded gasoline
Fuel Consumption Rate
g/kW h
(g/HP h)
367 (270) at continuous rated output
Fuel Supply System Gravity type
Fuel Tank Capacity L 2.7 3.6 6.1
Ignition System Transistorized magneto
Spark Plug NGK BR-6HS (CHAMPION RL86C)
Charging Capacity
(Option)
V - A ------------- 1 2 - 1 A , 3 A , 1 6 . 7 A ( O p t i o n )
Starting System Recoil starter Recoil starter / Electric starter (Option)
Governor System Centrifugal flyweight system
Dry Weight
kg
(lb.)
14
(30.87)
15
(33.08)
16
(35.28)
21
(46.31)
Dimensions (L x W x H)
mm
(in.)
297 x 341 x 318
(11.7x13.4x12.5)
304 x 354 x 335
(12.0x13.9x13.2)
311 x 366 x 335
(12.2x14.4x13.2)
351 x 420 x 410
(13.8x16.5x16.1
)