Mcculloch String Trimmer Parts

Secures the spool to your trimmer head and releases line when tapped. Replace if cracked, broken, worn, or won't hold the spool properly anymore.

Engine piston kit for gas trimmers and outdoor equipment. Replaces worn, damaged, or corroded pistons that cause poor compression and engine performance.

Trimmer head reel for gas line trimmers. Spools and houses cutting line. Replace if cracked, broken, or worn. Slides into housing for easy installation.

Inner spool reel for line trimmers. Holds and winds trimmer string inside the trimmer head. Replace if cracked, broken, or worn from use.

Fuel line assembly for gas trimmers. Delivers gasoline to the engine. Replace if cracked, discolored, or leaking. Includes hoses and fittings.

Inner spool reel for gas line trimmers. Holds and feeds trimmer line during operation. Replace if cracked, worn, or damaged to restore proper line feeding.

This is a throttle control cable that connects the throttle lever to the engine carburetor on outdoor power equipment. It regulates engine speed by controlling the throttle plate position when the operator adjusts the lever. Replace this cable if the engine does not respond to throttle input, the cable is frayed or kinked, or the throttle lever feels loose or stuck.

Replacement throttle trigger spring for gas line trimmers. Installs inside the throttle trigger assembly. Needed when original spring is broken or missing.

Rope won't retract after pulling? This recoil starter spring restores proper rope tension in lawn equipment engines. Essential starter assembly component.

Replace this carburetor-to-muffler gasket when you notice exhaust leaks or loss of engine performance. Confirm fit with your tiller model number.

This is a fuel pickup filter that sits inside the fuel tank of a chainsaw or small engine. It screens debris and contaminants from the fuel before it reaches the carburetor, ensuring clean fuel delivery. Replace this filter if the engine is running rough, stalling, losing power, or if the filter is visibly clogged or deteriorated.

Fuel return line hose routes excess fuel from the carburetor back to the tank. Replace if cracked, brittle, leaking, or damaged to prevent fuel loss.

This kit contains gaskets, seals, and small components needed to restore proper fuel and air mixture in small engine carburetors. Use it when engines are hard to start, run roughly, or stall frequently due to carburetor wear.

This ignition module generates the electrical spark needed to ignite the fuel-air mixture in a small engine, typically found in string trimmers and similar outdoor power equipment. It converts low-voltage energy into a high-voltage pulse sent to the spark plug. Replace this module if the engine fails to start, misfires, stalls intermittently, or produces no spark at the plug.

Starter won't pull freely or rope doesn't retract? This recoil starter spring retracts the pull cord and activates your engine. Simple DIY repair in minutes.

Replacement fuel cap assembly for tillers and outdoor power equipment. Seals fuel tank, prevents debris entry, and features vent slots. Needed when original cap is cracked, broken, or gasket is worn.