20742 - Overview

This is an OEM replacement part and is sold individually. Its propose is to deliver an electric current from an ignition system to the combustion chamber of a gas fueled engine. It will ignite the air fuel mixture by the spark. Spark Plugs will usually have to gapped to the manufactures specifications found in the owners manual. Over tim...Read moree a Spark Plug will become fouled because the air/fuel ratio may be set wrong,worn piston rings, carbon build up and other factors. It is better to replace a fouled spark plug, rather then trying to clean it.

This OEM grommet, also called a 90-degree breather tube, is sold individually. Black in color and made of rubber, this is a 90-degree elbow for the crankcase breather tube of your mower engine. If you notice a reduction in the mower engine performance, and engine backfires, this part is likely to be in need of replacing. It can develop cr...Read moreacks due to fatigue, and our troubleshooting tip is to inspect this part if dark smoke is coming out of the exhaust, it is a telltale sign. This is an easy repair to make, and does not require any tools. The new grommet attaches on the breather tube fromt he crankcase to the carburetor.

This Ni Nut-Lock, or Nylock Nut, is a Silver 1/4 x 20 metal nut. Sold individually, it can be adjusted using a wrench or socket and torque wrench to the manufacturer specfications, and is used to secure the sheer pin in place, on the impeller assembly. These nuts are a one-time use part due to their locking mechanism. You'll know the nut...Read more has broken when it appears to have damaged threads or rounded off edges. Customers found this to be an easy repair.

This is a Genuine OEM replacement part used on a variety of Lawn and Garden equipment. The key helps to secure Flywheel in place. This is a Metal Key and it is Sold Individually. You would need Pliers to replace this item.

This OEM Oil Seal is an individually sold rubber part which is attached around the axis shaft on the crankcase housing to provide a proper seal. A broken seal will lead to a leak, and the part should be replaced. Installation is rated as "Medium" difficulty by customers, and will require a screwdriver, wrenchset and seal puller. Refer to ...Read moreyour make, model and diagrams to ensure you've chosen the correct part. This model comes in black and grey.

Genuine OEM sourced part used on variety of Toro Lawn and Garden Equipment. This part is sold individually and the Nut is not included. The square area under the head is designed to fit into a square hole in the workpiece. It is this square hole that restrains the bolt and keeps it from turning when the nut is tightened.

The O-Ring is a black rubber part, used to provide a seal between two pieces. It can be used in various locations on a variety of equipment. Installation is rate as "Easy" and will require a screw driver, pliers, socket set, and wrench set. If broken, damaged, or worn due to fatigue, you will have a leak and the part must be replaced. Refer to your make, model and diagrams to see if this is the right part for you.

This spark plug boot is a genuine OEM Briggs & Stratton replacement designed to fit securely over the spark plug, protecting the connection from moisture, dirt, and debris. Its durable, elbow-style design helps ensure reliable ignition and easy installation, making it an ideal replacement when a cracked, loose, or worn boot causes hard starting, misfires, or inconsistent engine performance.

The Ni Lock Nut (Nylock Nut) is a Silver, 5/16x18, individually sold metal nut. It can be adjusted and replaced using a wrench or socket and torque wrench to the manufacturer specfications, and is used to secure the sheer pin in place on the augur. These nuts are a one time use part due to their locking mechanism. You'll know the nut has...Read more broken because the augur will not spin, and this is when the part should be replaced. Customers found this to be an easy repair.

This OEM engine screw is a genuine Briggs & Stratton replacement fastener designed for secure, vibration-resistant attachment of engine components in small gasoline engines and outdoor power equipment. Manufactured to exact factory specifications, it provides proper thread engagement and clamping force to help prevent loosening, reduce vi...Read morebration, and maintain long-term engine reliability under operating stress. Built with durable, corrosion-resistant materials for extended service life, it is an ideal replacement when original screws are missing, stripped, or worn, helping ensure safe assembly, consistent performance, and proper engine operation.

This OEM-sourced washer in your walk-behind lawnmower provides space and protects the rear wheel from rubbing against the pivot arm assembly, ensuring smooth wheel rotation. A damaged washer may appear worn or cracked, causing the rear wheel to feel misaligned or wobble excessively. If not replaced, it can lead to increased wear and expen...Read moresive repairs. To remove the existing washer, prop up the wheel with a two by four, use a wrench to remove the bolt securing the wheel, slide out the wheel, and then remove the bolt on the rear adjuster to take off the washer. Please note that this washer is sold individually, so make sure to check the quantity needed for your machine before making your purchase.