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Small engine primer bulb. The primer bulb draws additional fuel into the carburetor to help start the engine.

Tecumseh carburetor repair kit. If the carburetor is clogged, the engine won't get enough fuel. As a result, the engine may not start or may run poorly.

Carburetor (bb76a a)

Kawasaki pump-priming bulb. Fits select Kawasaki FJ180V engines.

Briggs & Stratton Original Equipment 498260 Carburetor Overhaul Kit. If the carburetor is clogged, the engine won't get enough fuel. As a result, the engine may not start or may run poorly.

Primer bulb. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.

Primer bulb. The primer bulb draws fuel into the carburetor to make the engine easier to start.

Primer bulb

Primer repair kit

Walbro primer bulb. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.

Honda Carburetor (BB62W B). If the carburetor is clogged, the engine won't get enough fuel. As a result, the engine may not start or may run rough. The carburetor can often be cleaned or rebuilt, but sometimes it may need to be replaced.

Briggs & Stratton carburetor primer bulb. The primer bulb draws fuel into the carburetor to make the engine easier to start.

Small engine primer bulb with hose, large diameter. If the engine does not start the primer bulb may be defective and unable to draw additional fuel in to the carburetor to assist with starting the engine.

Purge bulb (or primer bulb) kit. The primer bulb draws fuel into the carburetor to make the engine easier to start. This replacement primer bulb features a smaller port. You will need to purchase a smaller fuel line.

Small engine carburetor. If the engine runs rough, then the carburetor may be restricted and unable to supply enough fuel and air mixture to the engine.
A clogged or worn carburetor is one of the most common reasons your mower won't start or runs rough. Genuine OEM carburetor parts from Repair Clinic keep fuel flowing smoothly and your engine running strong. We stock complete rebuild kits, individual jets, float needles, gaskets, and primer bulbs for virtually every lawn mower brand—because a proper carburetor repair beats guessing every time.
Whether you're dealing with a engine or a powerplant, the right carburetor parts make all the difference. Our lawn mower carburetor parts are tested and ready to restore reliable starting and consistent performance.
Find your mower's model number on the engine shroud or frame decal, then search Repair Clinic to get the exact carburetor parts you need.
Carburetors collect varnish and debris when fuel sits unused over winter or the mower sits idle. Clogged jets, stuck floats, and dried gaskets prevent proper fuel atomization, causing hard starts, rough idle, and stalling. A rebuild kit replaces all the wear items that cause these problems without buying an expensive replacement carburetor.
Rebuild kits bundle all gaskets, seals, jets, and needles you'll need for a complete restoration—economical and convenient for DIY repairs. Individual parts let you replace only what's worn. For most homeowners, a kit is the smarter choice because you fix everything at once and avoid repeat repairs.
Your mower's model number is the key. Look for a metal tag on the deck or engine frame—it usually shows the manufacturer (, etc.) and the engine model. Enter that into Repair Clinic's parts finder, and you'll see exact carburetors and rebuild kits engineered for your mower.
Cleaning helps temporarily, but worn gaskets and hardened seals won't seal fuel properly no matter how clean the carburetor is. A rebuild kit replaces those worn parts so your mower starts easily and idles smoothly for years. It's the real fix, not a band-aid.


Ordering lawn mower carburetor parts online is simple and gives you access to OEM options across every major brand. With same-day shipping on most in-stock items, you'll have your replacement part fast, minimizing downtime. Our model/part number lookup finds the exact OEM part for your unit, and every order is backed by our 365-day return policy and price-match guarantee. Browse our repair help section for troubleshooting tips, part testing guides, and step-by-step installation videos for your specific product.
Skip the guesswork on fit by starting with your lawn mower's model number, usually printed on a decal or metal tag on the engine housing, frame near the blade deck, or, on riding mowers, under the seat. Check the mower itself rather than relying on the engine model alone, since the unit model identifies the complete machine and its associated parts. Type it into our model number lookup and the catalog narrows to parts made for your unit, including carburetors, belts, blades, filters, and other repair parts. You get parts that fit the first time.

Whether you own a Lawn Mower or work on one professionally, Repair Clinic's online repair help covers what you need. Start with a symptom guide to narrow the likely cause, then use the model number lookup to confirm the correct replacement part. Written repair instructions and matching videos walk you through each step of the installation for a clean, first-time repair.

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.