Troy-Bilt String Trimmer Parts

Plastic flex tube for gas leaf blowers. Connects engine components for airflow. Replace if cracked, split, or worn from extended use.

This is a ratchet pawl assembly used in the recoil starter mechanism of a string trimmer. It engages the starter pulley to turn the engine over when the pull cord is yanked. Replace this part if the pull cord pulls freely without engaging the engine or if the trimmer fails to start due to a slipping or broken starter pawl.

Blade guard assembly for line trimmers. Protects operator from debris and rotating components. Replace if cracked, broken, or missing for safe operation.

O-ring gasket creates a seal to prevent fluid and gas leaks in tillers and lawn equipment. Replace when cracked, brittle, or leaking. Verify fit.

This flywheel assembly mounts on the engine crankshaft of a gas-powered line trimmer and provides the rotational mass needed to keep the engine running smoothly between power strokes. It also drives the ignition system by passing magnets over the ignition coil to generate spark. Replace this flywheel if the engine has no spark, runs erratically, or if the flywheel is cracked, has damaged magnets, or a sheared keyway.

Carburetor assembly for edgers and gas trimmers. Mixes fuel and air for combustion. Replace if cracked, damaged, or leaking to restore proper operation.

Ignition module for gas leaf blowers and line trimmers. Mounts to the engine to control spark timing. Replace if cracked, damaged, or missing.

This short block assembly is a genuine MTD part, sold individually. This short block assembly can be used as a replacement part for a string trimmer, a tiller, or an edger. The short block includes the crankshaft, piston, rod, camshaft, valves, and governor. A short block assembly might be necessary if there is damage to a wide range of parts in the equipment's engine. Check for frequent stalling, misfires, or an inability to power on. Remember to always wear gloves when handling, repairing, and operating outdoor equipment. This is an OEM part sourced directly from the manufacturer, and it is sold individually. This short block assembly is compatible with the following brands: MTD, Craftsman, and Cub Cadet.

Replacement fuel cap for lawn tractors, trimmers, blowers, and tillers. Prevents fuel leaks and evaporation. Replace if cracked, broken, or missing.

Protective belt guard cover for edgers and lawn equipment. Shields belt and drive components from debris. Replace if cracked, broken, or missing.

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.

If your mower won't start or turns over but won't crank, the ignition switch may be faulty. This key-operated switch controls electrical power.