Shop replacement repair parts for Craftsman String Trimmer model 316.794400

Small engine primer bulb with hose, large diameter. If the engine does not start the primer bulb may be defective and unable to draw additional fuel in to the carburetor to assist with starting the engine.

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.

On-Off Switch

Replacement clutch kit

Spring-spool

String trimmer bump knob assembly.

Starter hsg asm

Gasket carburetor

Filter air cleaner

Reel-inner spool

Scr 8-32 x .312 ph

Upper boom

Retainer .625 od 2000 strng trm

Screw 10-32 x .250 Tap

Piston ring set