147452-0121-99 Briggs and Stratton Engine - 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 is a round, inline fuel filter with 0.25-inch nipples, used in a variety of lawn and garden equipment. It is sourced from the original equipment manufacturer and has the capability to filter out particles as small as 150 microns in size. The filter is designed to remove any dirt or debris in the fuel to avoid contaminating the engine...Read more. Over time, it is common for the filter to become clogged with dirt/debris or damaged, resulting in less fuel entering the engine, engine misfiring, stalling, and overall lower performance from your equipment. To replace the faulty fuel filter, first disconnect the fuel lines with pliers or a clamp tool and then pull out the old filter. Install the new filter into the housing and reattach the fuel lines to complete your repair.

The Oil Seal is a manufacturer-approved rubber part which provides a seal between the crankcase and crankshaft by attaching around the axle shaft on the crankhouse housing. Installation is rated as "Medium" difficulty and requires a screw driver, wrench set and seal puller. A broken seal will cause a leak, and the part must be replaced. R...Read moreefer to your make, model and diagram to ensure you're choosing the right part. This part comes in black and gray.

This starter pulley, also known as a recoil starter pulley, is sourced from the original manufacturer for use in outdoor power equipment. It includes the starter rope and plastic spool to hold the rope. Over time the rope may fray, tear, or the plastic spool may break. A faulty starter pulley will lead to difficulties pulling and retracti...Read moreng the rope, and starting the equipment. To replace the faulty parts, ensure the equipment is off and disconnected from power. Remove the starter housing/cover and remove the old spool and rope. Wind the rope around the new spool and tie a knot to secure it in place. Place the new spool and rope inside the starter mechanism and feed the end of the rope out of the hole in the housing. Reattach the starter cover to complete the repair.

This rewind starter spring or as it is also known, recoil spring, rewinds the pull robe back into the starter housing of your engine. The spring is made of metal, silver colored, and sold individually. Over time, you may notice that you are having trouble retracting your pull cord, which could be a symptom of the rewind starter spring f...Read moreailing due to fatigue or wear. Replacing this part is a repair our customers found easy. Locate and replace the start spring inside the starter housing; no special tools are required for this job.

This starter clutch is an authentic OEM replacement part used in small outdoor power engines. Each package includes one clutch and one ball bearing. The starter clutch allows the engine to start by engaging the crankshaft to spin the engine and initiate combustion. Once the engine starts the clutch disengages to prevent over spinning. Ove...Read morer time the clutch may fail due to worn-down bearings, or damage to the clutch body, resulting in hard starting or failure to start. To replace it, first, disconnect the spark plug for safety. Then, remove the engine cover to access the starter clutch. Remove the clutch from the crankshaft, and thoroughly clean the mounting shaft. Install the new clutch by screwing it onto the crankshaft, then reassemble the engine cover and reconnect the spark plug.

Kit-Carb Overhaul

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.

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 is a genuine manufacturer-sourced part which is designed for use on lawn and garden equipment. It is an identical replacement for a missing or a damaged clamp that is used to secure the hose. Keep in mind this high-quality product is made of durable metal and is sold individually. Please make sure to check the appropriate diagrams for your model for the correct location and application of this hardware.

This part is an OEM from the Briggs & Stratton manufacturer. The carburetor body gasket is made for use with many small engines. The cardboard composite item is fitted onto the carburetor, providing protection from friction and leakage. The gasket is sold individually. However, it is also included with the carburetor assembly (297684). A ...Read morescrewdriver, pair of pliers and a nutdriver are often helpful with the removal and installation.

This replacement rewind starter is an authentic high quality item designed for use with Briggs and Stratton engines commonly utilized on Toro lawn and garden equipment. This is the complete starter assembly that allows user to easily pull-start the engine. It includes a plastic housing, starter pulley, starter spring, pull rope with a gri...Read morep and the hardware to secure this assembly. To complete this repair you will need a wrench.