Multifunction brushcutter ACTIVE ST25 EVOLUTION Introduction of the new STRATO CHARGED engine. Power and torque increased by 30% and drastic reduction of fuel consumption and emissions. - Handle: Multi-function handle made of special plastic with anti-sweat rubber sheathing, very pleasant to the touch, for better grip and optimum comfort and relaxation. Integrated throttle control with stop system, machine under control at every stage of work. - Carburettor: Walbro premium diaphragm carburettor with primer for instant ignition. Mylar diaphragms withstand unleaded petrol even with a high percentage of alcohol and alkylated petrol, maintaining flexibility over time. - Clutch: Professional clutch with pads made of special material oversized by 54 mm. Maximum resistance to stress and loss-free transmission of all motor energy to the cutting tool. - Transmission: Light, bending-resistant special alloy tube with 4 anti-vibration self-lubricating bushings, maximum smoothness of shaft movement and maximum operator comfort. - Tank: Transparent for immediate control of the fuel level, new wider and sturdier cap ensuring comfortable use and a perfect seal. RUBBER and PIPPETS made of Viton, a material resistant to unleaded petrol and high temperatures. EXHAUST designed to avoid the Vapor - Lock phenomenon. - Muffler: With special silencer machined inside, superior engine performance and maximum noise and vibration reduction. Equipped with a non-deformable graphite exhaust gasket resistant to heat up to 900 C. - Crankshaft: Made of case-hardened steel, fitted with a silver-plated roller cage for racing engines in large displacements. Hyper-lightweight piston for minimum vibration with 2 special cast iron piston rings for superior durability. Engines designed for high torque even at low rpm. ENGINE SPECIFICATIONS: Type: Active 2-Stroke CHARGED Stroke Displacement: 25.4 CC Power (HP/kW):1.7/1.25 Carburettor: Walbro Ignition: Electronic Air Filter: Single reed paper DIMENSIONS AND WEIGHT: Rod Diameter (Ø mm): 26 Rod Thickness (mm): 1. 5 Reservoir capacity (Lt.): 0.5 OTHER CHARACTERISTICS: Clutch (Ø mm): 54 Fittings: Head 120 10x1.25 sx. f. Belt: Mod. Safe CZ