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Primer bulb

Carburetor for 2-cycle engine. If the carburetor is clogged, the engine won't get enough fuel. As a result, the engine may not start or may run rough.

Two cycle engine carburetor. If the engine runs rough, the carburetor may be restricted. The carburetor can often be cleaned or rebuilt, but sometimes it may need to be replaced.

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.

Choke knob

Carburetor Assembly

Zama carburetor rebuild/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.

Carburetor

AC3.1 Carburetor

Replacement carburetor assembly

Carburetor rebuild Kit

Primer bulb

Carburetor

Bulb-primer

Carb asm
If you expect the engine on your Troy-bilt mower, snowblower, or hand-held power equipment to run smoothly, you need the carburetor to be in good shape. That's an easy challenge now that you've found Repair Clinic. We stock genuine MTD carburetors and carburetor parts that match all Troy-bilt models and we can ship the parts to you quickly. Just enter the full model number of your Troy-bilt equipment, or the equipment's engine, into our website's search bar, then select "Carburetor" from the part category filter. The resulting list will be all the parts that are compatible with your engine, including the right carburetor, carburetor repair kit, primer bulbs, choke lever, and governor rod.Use the online parts finder and model number lookup for exact part identification. In addition to our huge inventory of replacement parts, Repair Clinic provides free access to an exhaustive repair help library. Our instructional videos, articles, and model-specific schematics will guide you through repairing all of your outdoor power equipment, heating and cooling products, and home appliances. With a little help from Repair Clinic, doing-it-yourself is easier and more affordable than ever.
Troy-Bilt appliances and equipment have specific repair considerations. Below are the most important questions customers ask about Troy-Bilt parts.
Wear from age and heat is the #1 cause. Electrical surges, contamination, and mechanical stress also shorten carburetor life. Regular maintenance and using genuine OEM Troy-Bilt parts extend service intervals significantly.
Look for a data plate or label on your Troy-Bilt unit — location varies by product type but is typically on the door frame, back panel, or inside the access panel. Enter the full model number in our search to match the exact OEM carburetor for your unit.
Some aftermarket parts work, but genuine OEM Troy-Bilt parts support proper fit and performance and guarantee exact fit. Aftermarket alternatives can vary in voltage, dimensions, and durability — OEM is the safer choice for critical parts.


Ordering Troy-Bilt parts online is simple and helps you find genuine OEM parts. 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 Troy-Bilt 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 Troy-Bilt repair resources for troubleshooting guides and installation videos.
Troy-Bilt places model information on a product identification label, often on the equipment frame, engine housing, or cooling shroud. On walk-behind equipment, check near the blade deck or rear frame; on other outdoor power equipment, look around the engine or handle area. The model number identifies the complete Troy-Bilt unit, not just its carburetor, so have it ready before ordering. Type it into our model number lookup and the catalog narrows to parts made for your unit. You can then review the full selection of compatible parts with less guesswork, helping you order the correct part and get your equipment running again sooner.

From symptom-based troubleshooting articles to step-by-step video walkthroughs, Repair Clinic's online repair library has the guidance Troy-Bilt owners and technicians need. Part testing videos help verify a component before you swap it, wiring diagrams give the electrical reference, and written repair guides cover each step of the installation. Use the model number lookup to find the exact OEM part.

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