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

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 gasket and diaphragm kit. If the engine runs rough, then the carburetor may need to be cleaned, rebuilt, or replaced.

Carburetor rebuild Kit

Walbro 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 rough. It is often possible to repair the carburetor if it is clogged.

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Replacement carburetor kit
A clogged or worn carburetor is one of the most common reasons a Husqvarna mower won't start or runs rough. Genuine OEM carburetor parts from Repair Clinic restore fuel flow and engine performance without guesswork. We stock diaphragms, main jets, float needles, primer bulbs, and complete carburetor repair kits engineered to exact Husqvarna specifications.
Don't settle for aftermarket repairs. Quality OEM parts preserve your mower's performance and helps support proper fit and performance. Find your Husqvarna lawn mower carburetor parts by model number below.
If your mower won't start, runs inconsistently, dies under load, or lags during acceleration, the carburetor is often the culprit. Husqvarna carburetors are prone to fuel varnish and debris buildup, especially after off-season storage. A repair kit with gaskets, seals, and jets typically solves these issues without replacing the entire unit.
OEM repair kits contain the gaskets, diaphragms, seals, jets, and float needle springs needed to restore your specific carburetor model. They're engineered to Husqvarna tolerances and typically cost far less than a full carburetor replacement while delivering the same reliability.
You can replace individual parts like jets or needles if that's your only issue. However, when you're already into the carburetor, swapping gaskets and seals prevents future fuel leaks and starting problems. Most Husqvarna owners find a complete kit more economical long-term.
Check your mower's nameplate — usually located on the chassis near the engine or under the seat. It shows the model number, engine type, and serial date. Use this to confirm your exact carburetor assembly before ordering. Repair Clinic's parts lookup tool narrows results by model to ensure a compatible fit.


Keep your Husqvarna lawn mower running efficiently by replacing a faulty carburetor promptly. 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. If your Husqvarna lawn mower carburetor is failing — showing symptoms like reduced performance, unusual noise, or complete non-operation — replacement is typically the fastest fix. Browse our full library of Husqvarna repair resources for troubleshooting guides and installation videos.
On Husqvarna lawn mowers, the model number is commonly printed on a nameplate attached to the chassis near the engine, under the seat, or on the engine housing. Clean off grass and dirt so you can read the complete model and serial information, and copy the number exactly as shown, including letters, numbers, and any hyphens. This number identifies the entire mower, not just its carburetor, so it is the key to matching every associated part to your specific unit. Type it into our model number lookup and the catalog narrows to parts made for your mower. That means fewer wrong orders and a faster repair.

When something goes wrong with your Husqvarna Lawn Mower, Repair Clinic's online repair help is the fastest way to sort out the cause. Diagnostic articles cover the symptoms you are seeing, part testing videos verify the failed component, and step-by-step written and video guides cover the installation. Use the model number lookup to confirm the exact OEM part before you order.

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.