Primer bulb. The primer bulb draws fuel into the carburetor to make the engine easier to start.
Small engine primer bulb. The primer bulb draws additional fuel into the carburetor to help start the engine.
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.
Air filter. If the air filter is clogged or dirty, the engine may not start or may run rough.
NGK Spark Plug (BPM8Y). The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. If the spark plug is has fouled (if the tip of the spark plug is burnt or damaged), the engine may not start or may run rough.
Dual-layer air filter. This part has been updated; it now features a dual-layer design.
Fuel tank grommet.
Walbro primer bulb. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.
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.
Champion Spark Plug, (BPMR7A) SOLID
Echo fuel pipe.
Small engine carburetor gasket and diaphragm kit. If the engine runs rough, then the carburetor may need to be cleaned, rebuilt, or replaced.
Zama carburetor rebuild/repair kit. If the carburetor is clogged, the engine won't get enough fuel. As a result, the engine may not start or may run rough. It is often possible to repair the carburetor if it is clogged.
Echo intake manifold gasket.