129H Briggs and Stratton Engine - Parts
Enter a part description. DIY Heroes keep it simple, eg. "belt" or "pump".
Search filter:
Clear Filter
Your search term must have 3 or more characters.
Spring-friction
Part #691855
Lever-control
Part #691028
This is an original replacement part sourced directly from the manufacturer. The control lever is commonly found in engines, generators, and pressure washers from Briggs & Stratton, and in lawn tractors from Toro. This part is made of metal, and is used to adjust the control wire that connects to the engine. You may require a wrench or...Read more screwdriver when replacing this product. This item is sold as an individual replacement part.
Read less
Sleeve-Lever
Part #691884
Key-woodruff
Part #690979
This timing key is an OEM direct from Briggs & Stratton. The metal component is compatible with many small engines, and is sold individually. The key secures the shaft in the crankshaft. A wrench is often required for making the replacement.
Seal-o Ring
Part #691031
This authentic item is supplied directly from the original equipment manufacturer for use with engines, outboard motors, portable generators, snowthrowers, and lawn mowers made by Briggs & Stratton and Toro. The o-ring seal attaches to the dipstick. When replacing this part a socket set might be required during the installation process. I...Read moret is made out of rubber and will need to be replaced if it breaks. This part is available as an individual replacement.
Read less
Camshaft
Part #691449
Ring Set
Part #590402
This is available as a set of four rings. They are authentic OEM sourced items which are specifically produced for use with Briggs & Stratton engines. The rings are part of the piston assembly and are made out of durable materials. If these parts become broken they will need to be replaced and may require a set of pliers during the installation.
Head-cylinder
Part #590411
Engine Spark Plug Boot
Part #66538S
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.
Screw
Part #691664
Valve-exhaust
Part #590394
This is an original Briggs & Stratton and Toro part for use in engines, generators, and lawn mowers. The exhaust valve goes next to the valve spring. This item is sold individually and is made of metal. A set of pliers may be needed during the replacement of this part. It will need to be replaced if it breaks.
Engine Gasket Set
Part #590508
This genuine OEM engine gasket set is sourced directly from the manufacturer and includes the gaskets needed to seal the components in a gas-powered engine. This set ensures proper fit and performance to maintain the life of your lawn equipment engine. When installing replacement gaskets, make sure to wear work gloves to protect your hands.