Honda BF15D Manual page 4

BF15D-BF20D
Model BFl5D BF20D
Tvpe
I
Water cooled 4-stroke, overhead valve, vertical twin
Ignition system
Ignition timing
Spark plua
Displacement
I '
350 cm3 (21.5 cu. in)
CDI
0'12" B.T.D.C.
CR5EH-9 (NGK). U16FER9 (DENSO)
Bore x stroke
I
59 x 64 mm (2.3 x 2.5 in)
Oil capacity
Recommended oil
Starting system
Rated horsepower
Maximum torque
1 .O
e
(1.06 US qt, 0.88 Imp qt) at oil change
1.3
e
(1.37 US qt, 1.14 Imp qt) with oil filter replacement
SAE 1 OW-30, API Service classification SG/SH/SJ
SH, LH Type: Recoil starter
SHS, SR, LHS, LR Type: Electric starter and recoil starter
11 .O kW (15 PS)
25.2 N.m (2.6 kgf.m, 18.8 Ibf.ft)
at 3.500 min-I (rpm)
Fuel used
Fuel tank capacity
Fuel pump
14.7 kW (20 PS)
at 5.500 min-l
(ram)
Automotive unleaded gasoline (minimum 86 pump octane)
Steel tank: 13
e
(3.43 US gal, 2.86 Imp gal)
Plastic tank: 12
e
(3.17 US gal, 2.64 Imp gal)
Mechanical plunger type
25.8 N.m (2.6 kgf.m, 18.8 Ibf.ft)
at 5,000 min-l (rpm)
Model
Compression ratio
I
9.2: 1
BF15D, BF20D
Fuel consumption
I
31 3
g
(1 1 .O oz.)/kWh
Clutch
Gear ratio
Reduction type
Gear case oil capacity
P rope I le r Number of blades
Diameter
Cooling system
Dog clutch (Forward-neutral-reverse)
0.48 (1 3/27)
Spiral bevel gear
0.285
e
(0.27 US qt, 0.23 Imp qt)
4
235 mm (9-1/4 in)
I
Rotating direction
337
g
(1 1.9 oz.)/kWh
Clockwise (viewed from rear)
Forced water circulation by impeller pump with thermostat
Carburetor
I
Horizontal butterflv valve type sinale carburetor
Lubricating system Forced lubrication by trochoid pump
Stopping system
L
Ignition primary circuit ground
Exhaust system
I
Under water type
LOWER UNIT
1
Pitch 203 mm (8.0 in)
I
-2