Parts for Mtd 13AJ771S031: B&S Model 21 Parts

A hex screw fastens and holds two components together. It has a hexagonal head and features threading starting underneath the shoulder down to the tip. Its all-metal construction offers rigidity and longer lifespan. It is also threaded, so you can conveniently loosen or tighten in position. It measures 1/4-20 x 0.5 inch and comes in brass or gold color. Take note that this replacement hex screw may beused in different locations of a machine. Double check the device’s model number for compatibility. To install this hex screw, you will need a hex wrench or a hex socket. This hex screw is a replacement made by MTD. This screw/bolt may be used on lawn mowers, snowblowers, tillers, string trimmers, leaf blowers, edgers, chainsaws, pole pruners, log splitters, or wood chippers made by Craftsman, Toro, Cub Cadet, Ryobi, Troy-Bilt, Husky, Murray, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, Turf King, or MasterCut. This OEM hex screw is sold individually.

This is a self-tapping screw. It attaches to various lawn machines' engines. The exact location depends on the make and model of the device. With age or misuse of the lawn equipment, the self-tapping screw may become damaged or break. One sign that the screw is gone or broken is a loose connection between the engine and the foundation that it sets on. Excessive vibration is another indicator that the self-tapping screw is missing or damaged. If it does wear out and get lost or damaged, the part must be replaced.It is easy to replace a self-tapping screw. First, make sure that the device is cooled. Wear gloves for protection. It requires a wrench to install. If the self-tapping screw breaks, other tools such as pliers may be needed to get the screw out.The self-tapping screw is a genuine OEM part supplied by the manufacturer. It is made of durable metal. The self-tapping screw is sold individually. It is compatible with machines produced by Troy-Bilt, Bolens, Yard-Man, Yard Machines, Cub Cadet, and Husky. It is used in a variety of lawn tractors, lawnmowers, and other lawn equipment engines.

The exhaust systems on lawn and garden equipment are just as important as those on a vehicle. They need a good seal to prevent a leak between the carburetor and the exhaust tube, which would allow air leakage that could cause performance issues and loud noise. Over time all exhaust gaskets deteriorate and require a full replacement. It is relatively easy to replace an exhaust gasket and requires only the use of screw drivers, a socket set or a wrench set depending on the device being service. Replacement components such as sockets or screws may also be required during this repair. The gasket surfaces should be cleaned and fully dried before being installed between the carburetor and the exhaust tube. This exhaust gasket works with Toro, Simplicity, Murray and Briggs & Stratton lawnmowers, generators, snowblowers, wood chippers, and lawn tractors. It also works with equipment made by Craftsman, Husqvarna, Cub Cadet, Poulan, Wheel Horse, MTD, Ariens, and more.

This is a seven-inch cable tie that is used with different types of lawn and garden equipment. It is most commonly used to secure the cable onto the handle of the lawnmower or tiller so it is secure. The cable tie is made of durable plastic but can be damaged or break. When this happens, the tie will need to be replaced to ensure the cable stays on the handle.If the cable tie needs to be replaced, no tools are needed. In the situation where other parts need to be replaced at the same time, a basic set of tools and a pair of work gloves may be required. Turn off the yard equipment and place it on a stable surface before replacing the broken cable tie. The old tie can be removed so the new one can be installed before further use.This cable tie is an authentic OEM replacement part that is directly sourced from the manufacturer. This product is sold individually. The component is designed to be compatible with lawnmowers, lawn tractors, tillers, and snowblowers manufactured by MTD, Troy-Bilt, Yard-Man, and Yard Machines.

This part is a replacement deflector. This is a genuine OEM part made by MTD and has been sourced directly from the manufacturer. This part's intended use is to replace a broken or defective deflector in lawn tractors.The deflector ensures the user is safe from flying or expelled debris while using the lawn tractor. This part should be in good working order at all times and should be replaced if broken, detached, or ineffective in any way. When working on or near an engine, it's important to ensure that the equipment is powered off and completely cool before beginning any repairs. For more accurate information on how and where to install this deflector, reference the appropriate owner's manual and specific equipment diagrams.This is an authentic OEM replacement part made of high-quality materials. This deflector can be used with different models of lawn tractors that have been manufactured by MTD, Craftsman, Troy-Bilt, and other brands. Part sold individually.

This replacement part is a muffler. It quiets engine noises.A new muffler might be needed if the machine is louder than normal or is making unusual noises. This can be from a damaged or missing muffler.This is a genuine OEM replacement part manufactured by MTD. This part is sold individually.