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Multiple models matched. Select your model to confirm fit.

Primer bulb

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

Carburetor rebuild Kit

Primer bulb

Throttle linkage

Huayi carburetor rebuild kit

Carburetor Assembly

Carburetor Assembly

Carburetor assembly

Carburetor kit-major

Carburetor Assembly

Carburetor assembly

Gskt-carb insulato
A carburetor is your mower's fuel mixer — when it fails, you're stuck. Troy-Bilt mowers are built tough, but carburetors clog from stale fuel and debris. That's why we stock genuine OEM Troy-Bilt carburetors and rebuild kits designed to match your exact model. Clean, reliable fuel delivery means easy starts and consistent power all season long.
Summer's here, and your lawn isn't waiting. Genuine Troy-Bilt Lawn Mower Parts from Repair Clinic restore your mower to factory performance — no guessing, no compatibility headaches.
Find your model number on the equipment tag, then search Repair Clinic to confirm the exact carburetor fit. Don't waste another weekend troubleshooting — order today.
A stuck or clogged carburetor is the #1 culprit. Stale fuel leaves varnish inside the carb, blocking fuel flow to the engine. If cleaning doesn't work, a genuine OEM Troy-Bilt carburetor replacement or rebuild kit restores that fuel-to-air balance your mower needs to fire up. Primer bulbs wear out too — cheap to replace and often the real fix.
Look for the equipment tag or model decal on your mower frame — usually on the side or under the seat. Write down the full model number, then enter it into Repair Clinic's search bar. We cross-reference it against Troy-Bilt's OEM carburetor specs, so you get the exact match. No mixing up part numbers, no wrong shipments.
Rebuild kits work great if the carburetor body is sound — they replace gaskets, O-rings, floats, and jets that wear out. Kits cost less but take time. A new OEM carburetor is faster and backed by Troy-Bilt's engineering. If your mower is older or the carb is cracked, new is your best bet for reliability.
Absolutely. Ethanol fuel gels up in off-season storage, and old gas turns to varnish. This clogs your carb jets and bowl. Always drain fuel before winter or add fuel stabilizer. Genuine Troy-Bilt parts and regular maintenance prevent expensive repairs down the line.


Ensure your Troy-Bilt Lawn Mower runs smoothly with genuine OEM carburetor parts from Repair Clinic. Lawn mower carburetors are important for mixing air and fuel properly, ensuring efficient engine performance. Use our model number lookup tool to find the exact carburetor part for your Troy-Bilt mower, and benefit from same-day shipping, our Price Match Guarantee, and No-Hassle 365-Day Returns. If you need installation guidance, visit our Lawn Mower Repair Help page. Browse other Lawn Mower Carburetor Parts for more solutions.
Troy-Bilt usually places the model number on an equipment tag or decal attached to the mower deck, frame, or engine housing. Check the side of the deck first, then look under the seat or near the engine if the tag is not easy to spot. Record the complete model number, including letters, numbers, and hyphens, because similar Troy-Bilt mowers can use different parts. Punch it into the search bar to sort the catalog down to parts made for your model. This filters the full Troy-Bilt lawn mower parts selection, not just one part category, so you can quickly identify parts that match your complete unit. That means fewer wrong orders and a faster repair.

Repair Clinic pairs step-by-step written repair guides with matching video walkthroughs so Troy-Bilt Lawn Mower owners and technicians can work at their own pace. Common-symptom articles, part testing videos, and exploded-view diagrams round out the online reference material. Use the model number lookup to match the exact OEM part before you order.

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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.