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Technical data
Displacement cu in (cm
3
)
4.5 (73) 4.5 (73)
Bore in (mm) 1.97 (50) 1.97 (50)
Stroke in (mm) 1.46 (37) 1.46 (37)
Max. power hp (kW) 5.1 (3.8) 5.1 (3.8)
Max. torque Nm 4.3 4.3
Idling speed 1/min 2,500 2,500
Clutch engagement speed 1/min 3,800 3,800
Engine speed limitation 1/min 9,400 ± 145 9,400 ± 145
Max. spindle speed 1/min 4,300 4,300
Sound pressure level at the operators ear dB(A) 100 100
Sound pressure level at the bystander’s position (50 ft) dB(A) 79 79
Vibration acceleration a
h,w
per ANSI.175.4
- Tubular handle (rated speed) m/s
2
6.2 6.2
- Rear handle (rated speed) m/s
2
4.4 4.4
Carburetor (diaphragm carburetor) Type WALBRO WJ-126
Ignition system (with speed limitation) Type electronic
Spark plug Type
NGK BPMR 7A / BOSCH WSR 6F / CHAMPION RCJ 6Y
Electrode gap in (mm) .020 (0.5) .020 (0.5)
Fuel consumption at max. load per ISO 8893 kg/h 1.7 1.7
Specic consumption at max. load per ISO 8893 g/kWh 450 450
Fuel tank capacity oz (l) 37 (1.1) 37 (1.1)
Mixture ratio (fuel/two-stroke oil)
- when using MAKITA Synthetic oil 50:1 50:1
- when using other synthetic oil (quality grade JASO FC or ISO EGD) 50:1 50:1
Cutting disc for 80 m/sec.
2)
in 12" / 0.8" / 0.2"
3)
14" / 0.8" / 0.2"
3)
Cutting disc for 80 m/sec.
2) 4)
in
14" / 1" / 0.2"
3)
Arbor diameter in 0.8" 0.8" / 1.0"
5)
V-belt no. 965 300 470 965 300 470
Overall weight (tanks empty, without cutting disc) lb 22.04 22.48
2)
Circumference speed at max. engine speed
3)
Outside diameter / arbor hole / thickness
4)
Country-specic
5)
HD
EK7300 EK7301