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Briggs and Strartton in-line fuel filter with 40 micron rating and 1/4" inlet & outlet. If the engine does not start then the fuel filter may be clogged and not allowing enough fuel to enter the carburetor.

Briggs & Stratton in-line fuel filter. The filter screen is on the large side of the housing. The port on the large side goes to the fuel tank while the port on the small side of the housing goes to the carburetor.

Briggs & Stratton in-line fuel filter. If the fuel filter is clogged, it will restrict the flow of fuel to the carburetor. As a result, the engine may not start.

Fuel filter & fuel line kit. If the fuel filter and fuel line are clogged, they will restrict the flow of fuel to the carburetor. As a result, the engine may not start.

In-line fuel filter

In-line fuel filter

5 pack of Fuel Filter 691035

Fuel filter & hose kit

Fuel filter, 29hp

Fitting-fuel filter w

Fuel strainer

Fuel Strainer, For Models 190000, 235400, 245400 & V-Twin engines w/9-quart fuel

Glass bowl-fuel filter

Fuel filter

Fuel filter
A dirty fuel filter starves your Simplicity mower's engine of gas, causing hard starts, sputtering, and loss of power mid-mow. Genuine OEM fuel filters trap debris before it reaches the carburetor, protecting your entire fuel system. Repair Clinic delivers exact-fit replacements that support proper fit and performance.
If your mower hesitates on hills, dies under load, or won't start on the first pull, a clogged fuel filter is often the reason. Replace it quickly with an genuine part matched to your model. Shop all Simplicity lawn mower fuel filter parts and get your mower back to full output.
Pro tip: Change your fuel filter annually, or more often if you use old gas or store your mower with a full tank during winter.
Replace your fuel filter every season or every 100 operating hours—whichever comes first. If you mow frequently or store fuel for long periods, change it more often. A preventive fuel filter swap before mowing season costs far less than repairing a carburetor clogged with rust and varnish.
Most OEM Simplicity fuel filters are not designed to be cleaned or reused. Once saturated with sediment and debris, they lose effectiveness. Cartridge filters may be blown out with compressed air as a temporary measure, but replacement is always the proper fix for reliable operation.
A clogged filter forces the fuel pump to work harder, which can damage the pump prematurely. Your engine runs lean, overheats, and loses power. In extreme cases, the engine may stall completely. Ignoring fuel filter maintenance leads to expensive carburetor cleaning or replacement.
Check your owner's manual for the fuel system diagram, or look at the fuel line routing from the tank to the carburetor. In-line filters sit in the clear tubing; cartridge filters screw into the tank or pump. Have your model number ready and we'll identify the exact filter your mower needs.


Ensure your Simplicity Lawn Mower operates smoothly by replacing worn or clogged fuel filters with genuine OEM parts from Repair Clinic. Fuel filters are vital for maintaining clean fuel flow, preventing debris from entering the engine and causing performance issues. Use our model number lookup to find the exact replacement fuel filter for your Simplicity mower. Enjoy the convenience of same-day shipping, No-Hassle 365-Day Returns, and our Price Match Guarantee. For installation guidance, visit our Lawn Mower Repair Help page. Browse other Lawn Mower Gasket and Seal Parts for additional maintenance solutions.
On Simplicity lawn mowers, look for the model number on a label under the seat, on the mower frame near the blade deck, or on the engine housing. Clean away grass and dirt if the label is hard to read, and copy the number exactly, including letters, numbers, and any hyphens. Enter it in the model number search to pull up the parts matched to your unit. The model number identifies the entire mower, so it narrows the full Simplicity parts catalog to parts built for your specific machine, not just fuel system parts. That means fewer wrong orders and a faster repair.

Regular filter replacement is one of the simplest ways to keep your Simplicity Lawn Mower running efficiently. Repair Clinic stocks OEM filters for a wide range of appliances, ready to ship, along with installation videos and part diagrams. Use the model number lookup to confirm the exact filter for your unit, then order a few to keep on hand for scheduled service intervals.

Repair Clinic has five ways for you to stop your lawn mower from leaking gas. Before we get to those, let's review how the gasoline you pour into the tank powers the mower.

Why does your lawn mower battery keep dying? Repair Clinic has done the research and this article will provide some answers, starting with what a battery's purpose is on a gas-powered lawn mower.

What's causing that black smoke to billow out of the engine? There are three likely reasons and they are all related to how a gas-powered lawn mower engine operates.