11Technical dataModelItem EK7650H EK7651HEngine Displacement cm3 75.6Bore mm 51Stroke mm 37Max. power kW 3.0Max. torque Nm 4.6Idling speed min-1 3,000Clutch Auto centrifugal systemClutch engagement speed min -1 4,200Engine speed limitation min -1 9,100Max. spindle speed min -1 4,300Carburetor Diaphragm typeIgnition system (with speed limitation) Non-contact, magnet typeSpark plug Type NGK CMR6HElectrode gap mm 0.5Starting system Recoil systemFuel consumption at max. load perISO 8893kg/h 1.2Specific consumption at max. load perISO 8893g/kWh 400Fuel Automobile gasoline (petrol)Fuel tank capacity l 1.1Lubricant (engine oil) API grade SF class or higher SAE 10W-30 oil (automobile 4-stroke engine oil)Lubricant quantity l 0.22Cutting disc for 80 m/sec. or higher 1) (DSA approved):dimensionsmm 300/20.0/5 2) 350/25.4/5 2)Sound pressure level (L pA ) per EN ISO 19432 3) dB (A) 92.7Uncertainty (K) dB (A) 2.5Sound power level (LWA) per EN ISO 19432 dB (A) 104.6Uncertainty (K) dB (A) 2.5Vibration acceleration a h, w per EN ISO 19432- Front handle (idle/rated spindle speed) m/s 2 2.7Uncertainty (K) m/s2 2.0- Rear handle (idle/rated spindle speed) m/s 2 1.8Uncertainty (K) m/s2 2.0Arbor diameter mm 20.0 25.4 20.0 25.4Spindle diameter mm 17Minimum flange outside diameter mm 102Max. cutting depth mm 100 116Power Cutter Dimensions (overall length x overallwidth x overall height)761 mm x 310 mm x 435 mm 780 mm x 310 mm x 455 mmV-belt no. no. 225094-6Overall weight (tanks empty, without cutting disc) kg 12.7 12.91) Circumference speed at max. engine speed2) Outside diameter / arbor hole / thickness3) At the workplace (at user’s ear)