H74 5cc 2 cylinder 4 Stroke Water Cooled Gasoline Internal Combustion Engine

Features:1. This is a vertical dual-cylinder gasoline engine with vintage outlook and mechanical speed governor, and it allows engine to stabilized a set of speed.2. The engine adopts water circulation cooled, with radiator tank, water pump and fan. Equipped with ignition system and powered by 4.5V (3 x AA battery - not included).3. This is a perfect mechanical craft which is made from brass and stainless steel. The product is assembled on the wooden base and ready to run. Adding fuel to work, its good performance will amazed you a lot. Starting Step:1. Check the engine wiring under the wooden base, then connect the oil tank and oil tube and install 3 AA battery (4.5V).2. Fill the oil tank with 95 gasoline. After filling, rotate the flywheel clockwise on the right side of the engine (power switch surface) for several turns, which can make the mixed fuel fully enter the cylinder and ensure that there is no air in the fuel pipe.3. Turn on the power switch then rotate the flywheel clockwi