Primer bulb. The primer bulb draws fuel into the carburetor to make the engine easier to start.
Air filter. If the air filter is clogged or dirty, the engine may not start or may run rough.
NGK spark plug. The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.
Fuel filter. If the fuel filter is clogged, it will restrict the flow of fuel to the carburetor. As a result, the engine may not start.
Echo fuel pipe/vent tube
Fuel tank grommet. Secures the fuel supply, return and vent lines to the fuel tank.
Fuel tank vent (also called a check valve). The fuel tank vent allows air to re-enter the fuel tank. If the vent is clogged, the engine may stall.
Dual-layer air filter. This part has been updated; it now features a dual-layer design.
Champion Spark Plug, (BPMR7A) SOLID
Echo intake manifold gasket.
Fuel Tank with lines and fuel filter