Air filter. If the air filter is clogged or dirty, the engine may not start or may run rough.
Champion Spark Plug (RDJ7Y). 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.
Two cycle engine carburetor. If the engine runs rough, the carburetor may be restricted. The carburetor can often be cleaned or rebuilt, but sometimes it may need to be replaced.
Small engine carburetor gasket. If the gasket is torn or damaged the engine may run rough.
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.
Zama primer bulb, red. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.
Primer bulb (or purge bulb) assembly. The primer bulb draws fuel into the carburetor to make the engine easier to start. The short port on the primer bulb is the inlet. The longer port is the outlet back to the fuel tank.
Ignition coil. The ignition coil sends voltage to the spark plug while the engine is running. If the ignition coil is defective, the engine may not start.
Fuel tank assembly. This part includes a new tank, fuel line, fuel filter, and cap.
Fuel filter & fuel line kit. If the fuel filter and fuel line are clogged, they will restrict the flow of fuel to the carburetor. As a result, the engine may not start.
Husqvarna hex head blade bolt. 3/8-24 x 1 -3/8.