This professioan big power machine, rated speed is 7500r/m, max 10,000r/m. It can cut tall and thick grass, rocky groud ... /r/min)≥2.2/7500Oil consume(g/kW.h)≤544Fuel90 petrol 9lubricantFC 2 strokeMixed fuel tatio30:1spark plug gap(mm)0 ... .2IgnitionelectronicTank capacity(L)1.3direction of rotationleft 63cc bruch cutter/grass trimmer