Shop replacement repair parts for Echo Chainsaw model CS-520/SERIAL: C09312001001-C09312999999

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.

NGK Spark Plug, (BPMR7A) SOLID

Fuel filter

Screw 4x18

Oil Cap

Walbro carburetor 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.

Flange nut

Cap, limiter

Cap, spark plug

NGK Spark Plug (BPMR8Y)

Bolt, 4x16, hsh

Oil filter

Terminal, spark plug cap

Fuel cap assy

Grommet