1173349 Troy-Bilt Trimmer - Overview

A carburetor basically consists of an open pipe through which the air passes into the inlet manifold of the engine. The pipe is in the form of a Venturi: it narrows in section and then widens again, causing the airflow to increase in speed in the narrowest part. Below the Venturi is a butterfly valve called the throttle valve ' a rotati...Read moreng disc that can be turned end-on to the airflow, so as to hardly restrict the flow at all, or can be rotated so that it (almost) completely blocks the flow of air. This valve controls the flow of air through the carburetor throat and thus the quantity of air/fuel mixture the system will deliver, thereby regulating engine power and speed. The throttle is connected, usually through a cable or a mechanical linkage of rods and joints. Fuel is introduced into the air stream through small holes at the narrowest part of the Venturi and at other places where pressure will be lowered when not running on full throttle.

This genuine OEM glide cap, is also referred to as a fixed line head. It protects the cutting line of your string trimmer and prevents it from coming into contact with sidewalks or curbs. Housing the cutting head assembly, it guides and helps the trimmer smoothly glide along the edges without causing damage to the line or the machine. The...Read more glide cap is typically found at the bottom end of the trimmer head, where the cutting line extends. The cap is made out of plastic and wears out over time, especially when it rubs against the ground. You may also notice that the string feeds outside of the head uncontrollably. To remove the glide cap, simply depress its locking tabs on each side and pull it away from the cutting head. Install the new glide cap by aligning it with the correct notches on the trimmer, pushing it into place, and using a screwdriver to secure the tabs. Please bear in mind that the glide cap is sold separately from the rest of the cutting head assembly.

This is a genuine OEM replacement part designed for use with some Handheld String Trimmers. This filter is made out of Foam and it is sold individually. The purpose of this filter is to keep dirt and other small particles from entering the carburetor and engine and causing internal engine damage. Once this type of filter gets clogged or d...Read moreirty it should be changed (Not Cleaned). This is to prevent restricted air flow and foreign matter from entering the engine.

This is an authentic Craftsman replacement part that has been sourced from the original manufacturer to be used with trimmers and blowers. The gasket is used to seal the connection between the carburetor and the air cleaner assembly. It is recommended to replace gaskets when servicing the motor to ensure proper seals when the parts are reassembled. This item is available as an individual replacement part.

This is a genuine OEM sourced part which is specially made for use with Craftsman handheld lawn and garden equipment. Its purpose is to deliver electric current from the ignition system to the combustion chamber. It will ignite the air fuel mixture by the spark. Unfortunately, over time a spark plug can wear out or it may get damaged even...Read moretually requiring a replacement to ensure peak performance. Keep in mind this high-quality spark plug is made of durable materials and is sold individually. Please make sure to refer to the owners manual of your model for the correct location and application of this component.

This is a genuine manufacturer sourced replacement fuel cap assembly. It is supplied directly from original manufacturer for use with a variety of gas powered lawn and garden equipment. It is used to keep the fuel in the tank. If the fuel cap is damaged or lost it should be replaced for the unit to function safely. This is a plastic fuel cap that is sold individually.

The metal screw attaches to the gear box housing assembly. This is a genuine Ryobi, Troy-Bilt, Bolens, Yard Man, MTD, and Cub Cadet replacement part for use in tillers and trimmers. This item is available as an individual replacement part even though several may be needed. A torx screwdriver will be needed during the replacement of this part. It will require replacing if it becomes stripped or broken.

This is a Genuine OEM replacement part, it is specially designed to be used with an MTD or Bolens string trimmer. The shield assembly protects the user from grass clippings and also protects against the cutting string. The shield assembly includes the plastic shield and hardware to mount it.

This is an OEM part sourced directly from the manufacturer. The bell washer is commonly found in trimmers from MTD, Bolens, Troy-Bilt, and Yard Man. This part is made of metal, and is generally used in securing the flywheel assembly. You may require a screwdriver or Allen wrench when replacing this item. This product is available as an individual replacement part.