Hit & Miss Gas Engine EACHINE ET8 STEM Upgrade Stirling Engine Model Combustion. Name:Eachine ET8 Horizontal Hit and Miss Complete Gas Engine Model. Flywheel diameter 56mm, thickness 15mm. Material: Brass And Stainless Steel. This is a miniature engine. It is made of brass, aluminum alloy and stainless steelWater-cooled cooling structure. A carburetor with adjustable speed is used. Thegnition device is powered by a 4. The most interesting feature is that the speed can be adjusted. Its starting method: manual start by external force. We will test and package each engine after it works normally. Its carburetor is debugged to the best working position. So it is not recommended to make large adjustments! Check the wiring of the engine from the board, connect the fuel tank pipeline, and install three No 5 batteries 4. Add water to the engine water tank. Use gasoline(95#)to fill the fuel tank. After the filing is completed, turn the flywheel clockwise on the right side of the engine for many turns. Its function can make the mixed fuel fully enter the cylinder. Make sure the fuel pipe No air can be generated. Turn on the power switch and quickly rotate the flywheel clockwise on the right side of the engine to start the engine. If the ignition device is normal and the cylinder compression is normal, if the machine cannot start normally, it is very likely that the carburetor oil needle needs to be adjusted. After tightening the main oil needle on the carburetor, loosen 1/4 turn and start the flywheel, so that the mixing ratio of gasoline and air can reach the normal working mixing ratio. When the machine is stopped, the power switch should be turned off. 1x Eachine ET8 Model. 1x Engine Spare Parts Start Device.