Dynamac Self-Powered Chainsaws Two-Stroke Petrol Wood Chainsaws Lightweight but heavy-duty petrol chainsaw range. Models with 35-50cc engine power and 14in-18in cutting length. Powerful action for fast, safe cutting jobs from tree felling and log sawing to branch pruning. Gear driven oil pump automatically lubricates the blade to maximise cutting potential and prolong blade life. Designed for maximum user safety and comfort. Inertia driven chain brake and chain catcher for improved user comfort Fuel tank separated from engine to maximise safety Ergonomic handles and anti-vibration mounts for maximum operating stability Long-running fuel tank capacity (DY41 & DY51 - 0.6ltr; DY36 - 0.41tr) Large chain oil tank capacity (DY41 & DY51 - 270ml; DY36 - 300ml) Electronic ignition coil for quick, easy starting (DY41 & DY51) Model Specifications Model Product Code No. Engine Size Blade Cutting Length Weight DY36 030410036 35.2cc / 2.1hp 350mm / 14in 3.9kg DY41 030410041 41.5cc / 2.3hp 410mm / 16in 4.9kg DY51 030410051 49.8cc / 3.2hp 460mm / 18in 5.0kg