A stubborn mower that refuses to start can turn a quick yard job into a real chore. Swapping in a fresh carburetor often makes that old mower feel surprisingly new again.
From popular 799584 replacements for 163cc TB110 and TB200 models to 550EX–725EXi carbs for many Briggs & Stratton engines, the right match brings smoother, easier starts.
Add in kits with spark plugs, air filters, fuel lines, and primer bulbs, and your mower gets a full reset that keeps weekend mowing simple.
| 799584 Carburetor for TB110 TB200 163cc Engines |
| TB110/TB200 Specialist | Compatible Engine Series / HP: Briggs & Stratton 09P000 series, 163cc, 6.75–7.25 HP (TB110/TB200, 550EX–725EXi) | Key Replacement Part Numbers: Replaces 799584, 592361, 594057, 594058, 594529 | Primary Included Components: Carburetor only (no extra hardware listed) | VIEW LATEST PRICE | Read Our Analysis |
| Carburetor for Briggs & Stratton 550EX–725Exi Engines |
| Best for B&S Engines | Compatible Engine Series / HP: Briggs & Stratton 550EX, 625EX, 675EX, 725EXi, 163cc | Key Replacement Part Numbers: Replaces 594058, 594057, 592361, 594529, 799584 | Primary Included Components: Carburetor, O-ring gasket, flat gasket | VIEW LATEST PRICE | Read Our Analysis |
| Carburetor Kit with Spark Plug & Air Filter |
| Complete Tune-Up Kit | Compatible Engine Series / HP: Briggs & Stratton 09P602/09P702, 08P502 series, 163cc (550EX–725, TB110/TB200) | Key Replacement Part Numbers: Replaces 799584, 594057, 594058 | Primary Included Components: Carburetor, spark plug, air filter, fuel line, clamps, shutoff valve, fuel filter, O-ring | VIEW LATEST PRICE | Read Our Analysis |
| Carburetor for Briggs & Stratton Intek Engines |
| Top Riding Mower Pick | Compatible Engine Series / HP: Briggs & Stratton Intek single-cylinder OHV, 19–21 HP (Craftsman riding mowers) | Key Replacement Part Numbers: Replaces 594601, 591731, 796109, 594593, 796587, 591736 | Primary Included Components: Nikki carburetor, gasket, cleaning tools | VIEW LATEST PRICE | Read Our Analysis |
| Carburetor Kit for Briggs & Stratton 300E–550EX |
| Best for 300–550 Series | Compatible Engine Series / HP: Briggs & Stratton 300E, 450E, 500E, 550EX, 125cc & 140cc | Key Replacement Part Numbers: Replaces 799583, 593261, 595656, 591979, 591160, 590556 | Primary Included Components: Carburetor, air cover, air filter, primer bulb, fuel shutoff valve, spark plug, fuel lines, clamps | VIEW LATEST PRICE | Read Our Analysis |
| LEIMO Carburetor and Air Filter for Briggs & Stratton |
| High-Reliability Choice | Compatible Engine Series / HP: Briggs & Stratton 120XXX, 121XXX, 122XXX, 12EXXX, 12TXXX, 4–7 HP | Key Replacement Part Numbers: Replaces 799868, 498170, 799872, 694202, 497586, 498254, 790821-14111 | Primary Included Components: Carburetor, 795259 air filter/primer base assembly | VIEW LATEST PRICE | Read Our Analysis |
| Carburetor Kit for Briggs & Stratton Lawnmower Engines |
| All-in-One Upgrade | Compatible Engine Series / HP: Briggs & Stratton 300E, 450E, 500E, 550EX, 125cc & 140cc (08P500, 08P502, 09P602, 09P702) | Key Replacement Part Numbers: Replaces 799583, 593261, 595656, 591979, 591160, 08P500, 08P502, 09P602, 09P702 | Primary Included Components: Carburetor, spark plug, air filter, air filter cover, base, clamps, primer bulb, fuel filter, rings, fuel hoses | VIEW LATEST PRICE | Read Our Analysis |
| Carbman 799868 Replacement Carburetor for Briggs & Stratton |
| Proven 122000-Series Pick | Compatible Engine Series / HP: Briggs & Stratton 120XXX, 121XXX, 122XXX, 12EXXX, 12TXXX, 4–7 HP / 6.5–6.75 HP | Key Replacement Part Numbers: Replaces 799868, 498170, 497314, 497347, 497586, 498254, 497410, 499617, 692648, 693909, 694202, 790821, 799872, 498255, 498966, 698444 | Primary Included Components: Carburetor, gasket, O-ring | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
799584 Carburetor for TB110 TB200 163cc Engines
Should your TB110 or TB200 mower used to start on the initial pull but now sputters, smokes, or stalls, the 799584 carburetor for 163cc engines is often the part that brings it back to life. You don’t want to fight your mower every weekend, nor should you have to.
This carb fits 163cc 6.75 to 7.25 HP engines, including many 550EX, 625EX, 675EX, and 725EXI models. It’s built from a quality alloy so it resists leaks, power loss, and that ugly black exhaust smoke. You can swap it in within 5 to 10 minutes, using simple tools and online videos, then reach out for 24 hour support should anything feels confusing.
- Compatible Engine Series / HP:Briggs & Stratton 09P000 series, 163cc, 6.75–7.25 HP (TB110/TB200, 550EX–725EXi)
- Key Replacement Part Numbers:Replaces 799584, 592361, 594057, 594058, 594529
- Primary Included Components:Carburetor only (no extra hardware listed)
- Installation Ease:Simple 5–10 minute install; video guides available
- Performance Problems Addressed:Fixes power loss and black exhaust smoke; prevents leakage
- Warranty / Support & Returns:24‑hour customer support via Amazon; 100% satisfaction service
- Additional Feature:High-quality alloy body
- Additional Feature:Specifically prevents leakage
- Additional Feature:Fixes power loss issues
Carburetor for Briggs & Stratton 550EX–725Exi Engines
In case you’re tired of fighting a 163cc Briggs & Stratton mower that’s hard to start, leaks a little oil, or blows black smoke, this 799584 carburetor is made for you. It replaces part numbers 594058, 594057, 592361, 594529, and 799584, so you don’t have to guess and hope. You just match your old number, install it, and mow.
This carb fits Briggs & Stratton 550EX, 625EX, 675EX, and 725EXi engines. It comes with the carburetor, an O-ring, and a gasket, so sealing is simple. Just confirm your model code, bolt it on, and enjoy smoother, cleaner power.
- Compatible Engine Series / HP:Briggs & Stratton 550EX, 625EX, 675EX, 725EXi, 163cc
- Key Replacement Part Numbers:Replaces 594058, 594057, 592361, 594529, 799584
- Primary Included Components:Carburetor, O-ring gasket, flat gasket
- Installation Ease:Easy to install; direct bolt-on with gaskets
- Performance Problems Addressed:Resolves oil leakage, hard starting, black exhaust smoke
- Warranty / Support & Returns:Strict pre‑shipment inspection; responsive customer service for issues
- Additional Feature:Premium material construction
- Additional Feature:Strict pre-ship inspection
- Additional Feature:Includes essential gaskets
Carburetor Kit with Spark Plug & Air Filter
A carburetor kit with a spark plug and air filter is a smart pick whenever you’re tired of chasing small engine problems one after another and just want your mower to start easy and run smooth again. Instead of guessing which single part failed, you refresh the whole fuel and air system all at once.
This kit fits many Briggs & Stratton setups, including Troy Bilt TB110 and TB200 with 550EX through 725 series engines. You get a new carburetor, F7TC plug, 550E air filter, fuel line, bands, shut off valve, filter, and O-ring. Together, they fix hard starts, black smoke, rough idle, and poor acceleration.
- Compatible Engine Series / HP:Briggs & Stratton 09P602/09P702, 08P502 series, 163cc (550EX–725, TB110/TB200)
- Key Replacement Part Numbers:Replaces 799584, 594057, 594058
- Primary Included Components:Carburetor, spark plug, air filter, fuel line, clamps, shutoff valve, fuel filter, O-ring
- Installation Ease:Easy installation; verify part numbers first
- Performance Problems Addressed:Addresses oil leakage, hard starting, poor acceleration, black smoke
- Warranty / Support & Returns:Standard Amazon support; verify compatibility; seller support implied
- Additional Feature:Complete fuel system kit
- Additional Feature:Corrosion-resistant materials
- Additional Feature:Includes fuel shutoff valve
Carburetor for Briggs & Stratton Intek Engines
Should you’re tired of your Briggs & Stratton Intek engine coughing, stalling, or guzzling gas, this Nikki carburetor is built for you and your Craftsman riding mower. It’s designed for 19 to 21 HP Intek single cylinder OHV motors, so it fits right where your old unit sat and hooks up without drama. It replaces Briggs & Stratton part numbers 594601, 591731, 796109, 594593, 796587, and 591736.
With precise OEM specs and durable materials, you get smoother acceleration, better fuel use, and easier starts. You also get a gasket, cleaning tools, 30-day returns, and a 6-month, hassle-free replacement warranty.
- Compatible Engine Series / HP:Briggs & Stratton Intek single-cylinder OHV, 19–21 HP (Craftsman riding mowers)
- Key Replacement Part Numbers:Replaces 594601, 591731, 796109, 594593, 796587, 591736
- Primary Included Components:Nikki carburetor, gasket, cleaning tools
- Installation Ease:Direct-fit to OEM specs for straightforward swap
- Performance Problems Addressed:Improves power, smoother acceleration, better fuel efficiency
- Warranty / Support & Returns:30‑day return/refund; 6‑month warranty with free replacement for defects
- Additional Feature:Includes cleaning tools
- Additional Feature:OEM-spec Nikki design
- Additional Feature:Designed for riding mowers
Carburetor Kit for Briggs & Stratton 300E–550EX
Tired of a Briggs & Stratton mower that sputters, blows black smoke, or leaks a little oil every time you try to cut the grass? This carburetor kit for 300E to 550EX engines helps you fix all that in one simple swap. You get a new carb, air cover, air filter, primer bulb, fuel shut off valve, spark plug, fuel lines, and clamps.
You replace worn parts that cause rough idle and oil drips. Then your engine breathes cleaner air, burns fuel better, and starts easier. It fits popular 125cc and 140cc models, so you restore power without guessing.
- Compatible Engine Series / HP:Briggs & Stratton 300E, 450E, 500E, 550EX, 125cc & 140cc
- Key Replacement Part Numbers:Replaces 799583, 593261, 595656, 591979, 591160, 590556
- Primary Included Components:Carburetor, air cover, air filter, primer bulb, fuel shutoff valve, spark plug, fuel lines, clamps
- Installation Ease:Designed for easy installation on most B&S walk‑behind mowers
- Performance Problems Addressed:Fixes oil leakage, idling issues, black smoke emissions
- Warranty / Support & Returns:Covered by Amazon 30‑day voluntary return; seller warranty info via listing
- Additional Feature:Includes primer bulb
- Additional Feature:Comes with air cover
- Additional Feature:Dual fuel lines included
LEIMO Carburetor and Air Filter for Briggs & Stratton
LEIMO’s 799868 carburetor and 795259 air filter combo is a smart pick in case you just want your Briggs & Stratton mower to start easily and run smoothly without a lot of tinkering. You get a pre-adjusted carb, so you bolt it on, hook up the fuel line, and you’re basically ready to mow. That’s a big relief in case engines make you nervous.
This kit fits a wide range of 12X series Briggs & Stratton engines, plus many Craftsman, Snapper, Toro, and Stens setups. The included primer-base air filter helps cold starts feel cleaner, faster, and more consistent, season after season.
- Compatible Engine Series / HP:Briggs & Stratton 120XXX, 121XXX, 122XXX, 12EXXX, 12TXXX, 4–7 HP
- Key Replacement Part Numbers:Replaces 799868, 498170, 799872, 694202, 497586, 498254, 790821-14111
- Primary Included Components:Carburetor, 795259 air filter/primer base assembly
- Installation Ease:Pre‑adjusted, install with no tuning required
- Performance Problems Addressed:Enhances reliable starting and smooth operation on small engines
- Warranty / Support & Returns:Amazon 30‑day return; seller warranty details; price‑match feedback encouraged
- Additional Feature:Pre-adjusted from factory
- Additional Feature:Includes primer base assembly
- Additional Feature:High-volume bestseller status
Carburetor Kit for Briggs & Stratton Lawnmower Engines
Finding the right carburetor kit for your Briggs & Stratton mower matters most anytime you just want the engine to start easily and run smoothly again without a pricey repair shop visit. With this Sruchy 799583 kit, you get a full refresh for many 300E, 450E, 500E, 550EX, 500, 125cc, and 140cc engines, including 08P500, 08P502, 09P602, and 09P702.
You’ll replace more than just the carburetor. The kit includes the 799583 carb, 799579 air filter, 595660 cover, base, spark plug, primer bulb, fuel filter, clamps, rings, and hoses. You just match your part numbers, bolt it on, and feel that initial clean, strong start.
- Compatible Engine Series / HP:Briggs & Stratton 300E, 450E, 500E, 550EX, 125cc & 140cc (08P500, 08P502, 09P602, 09P702)
- Key Replacement Part Numbers:Replaces 799583, 593261, 595656, 591979, 591160, 08P500, 08P502, 09P602, 09P702
- Primary Included Components:Carburetor, spark plug, air filter, air filter cover, base, clamps, primer bulb, fuel filter, rings, fuel hoses
- Installation Ease:Straightforward install; no special tools or deep mechanical knowledge needed
- Performance Problems Addressed:Restores performance for 300E–550EX engines; general running and start issues
- Warranty / Support & Returns:Amazon 30‑day return; refund/exchange for mismatches or install problems
- Additional Feature:Includes full tune-up kit
- Additional Feature:Added fuel filter included
- Additional Feature:Recently released model
Carbman 799868 Replacement Carburetor for Briggs & Stratton
Should you be running a Briggs & Stratton 4 to 7 HP engine and just want your mower to start easily and stay running smooth again, the Carbman 799868 Replacement Carburetor is built with you in mind. It’s made for popular 120XXX, 121XXX, 122XXX, 12EXXX, and 12TXXX engines, including many 6.5 and 6.75 HP models like Snapper.
You get a polished, compact carb with a gasket and O-ring, ready to bolt onto 4 cycle engines that use a primer, not a choke. Reviews sit at 4.6 stars, so you’re not gambling. Provided it doesn’t fit your mower, Amazon’s 30 day return window has your back.
- Compatible Engine Series / HP:Briggs & Stratton 120XXX, 121XXX, 122XXX, 12EXXX, 12TXXX, 4–7 HP / 6.5–6.75 HP
- Key Replacement Part Numbers:Replaces 799868, 498170, 497314, 497347, 497586, 498254, 497410, 499617, 692648, 693909, 694202, 790821, 799872, 498255, 498966, 698444
- Primary Included Components:Carburetor, gasket, O-ring
- Installation Ease:Direct replacement carb; standard small‑engine install
- Performance Problems Addressed:Restores proper fuel delivery for 4–7 HP engines; general starting/running issues
- Warranty / Support & Returns:Amazon 30‑day return; online warranty terms; price‑match reporting encouraged
- Additional Feature:Polished exterior finish
- Additional Feature:Lightweight compact design
- Additional Feature:Fits wide engine range
Factors to Consider When Choosing a Lawn Mower Carburetor
Once you pick a new carburetor, you want it to fit your mower’s engine model, match the correct part numbers, and meet solid material quality standards so it lasts. You also care about how well it manages fuel, because good fuel efficiency performance saves you money and keeps your mower running smoother. On top of that, you’ll feel a lot less stress provided the carburetor offers easy installation, so you can get back to cutting grass instead of fighting with parts.
Engine Model Compatibility
Although a carburetor could look like a simple metal block with a few holes and screws, it has to match your engine model very closely in case you want your mower to start easily and run strong. You’re not just buying a “lawn mower carb.” You’re choosing one that fits your exact engine size, like 163cc, 140cc, or 125cc, so fuel and air mix the way your motor expects.
Next, consider horsepower. Should your engine run in the 6.75 to 7.25 HP range, your carb needs to handle that load so it doesn’t bog down in thick grass.
You also want a carb built for your engine type, such as a single cylinder OHV or small 4 cycle, so it breathes and idles the way it should.
Correct Part Numbers
You’ve looked at engine size and type, so now it’s time to match something even more exact: the part numbers on the carburetor itself. This step feels tiny, but it decides whether your mower starts easily or struggles every weekend.
First, find the original carburetor part number on your old unit or in the mower manual. Then, match that number exactly with the replacement listing. Next, check that this part number also fits your specific engine model and horsepower rating, so you avoid odd fitment or weak power.
Go one layer deeper. Cross reference the carburetor number with engine model numbers and carburetor kit codes, including gaskets and small accessories. Finally, read the seller’s compatibility chart carefully to confirm it covers your mower’s full engine series.
Material Quality Standards
Instead of just grabbing the cheapest carburetor that fits, it really helps to pause and look at what it’s made of. Material quality quietly decides whether your mower starts easily or leaves you pulling the cord in frustration.
You want high quality alloys and premium parts, because weak metals can warp, leak, and crack. Whenever materials resist corrosion, they stand up to moisture, old fuel, and rough storage without losing strength. That keeps performance steady and your stress level lower.
Precision manufacturing that matches OEM standards also matters. A precise fit prevents air leaks, power loss, oil seepage, and ugly exhaust smoke. With solid materials and accurate machining working together, your engine accelerates smoothly, burns fuel cleanly, and usually enjoys a much longer life.
Fuel Efficiency Performance
During the period you care about how often you have to refill your gas can, fuel efficiency becomes just as essential as raw power. A good carburetor helps your engine breathe right. It mixes fuel and air in the correct ratio so the engine burns fuel completely. That means you mow longer on the same tank.
You’ll also notice less black smoke from the exhaust, because unburned fuel isn’t wasting money or fouling the engine. Look for a carburetor that seals tightly and delivers fuel precisely. This cuts leaks and drips that slowly drain your tank. Durable, corrosion resistant parts keep that fuel flow steady over time, so efficiency doesn’t fade after one season. With the right carburetor, every squeeze of the throttle works smarter, not harder.
Ease Of Installation
Start through checking for clear instructions or video tutorials. These walk you through each step so you don’t feel lost halfway through. Next, look for a direct fit design. A true bolt-on carb often goes on in 5 to 10 minutes, with no guessing or grinding.
Also, pay close attention to compatibility charts. As soon as you see your exact engine model listed, you avoid surprises, extra adjustments, and repeat trips to the shed. Easy-fit carbs let you use basic hand tools and normal patience, not expert skills.
Included Kit Components
Included kit components can quietly make the difference between a smooth repair and a frustrating afternoon. Whenever you pick a carburetor, you’re not just choosing the main part. You’re choosing everything that comes with it and how easy your weekend will feel.
Look for kits that include spark plugs, air filters, fuel lines, and gaskets. These give you a complete refresh, so old, worn pieces don’t hold back a new carb. Fuel shut-off valves, fuel filters, and throat clamps help you control fuel flow and keep hoses tight and safe.
Primer bulbs and air filter covers support quick starts and keep debris out. Small parts like O-rings and rings protect against leaks, so you install once, then relax.
Warranty And Support
Ever contemplate what really has your back after you bolt on a new carburetor? Warranty and support do. Whenever you choose a carb, look for clear coverage that lasts at least 30 days and ideally up to 6 months. This kind of warranty usually protects you from manufacturing defects and gives you free replacements or refunds for quality problems.
Strong support matters just as much. Around the clock help can guide you through tricky installs, rough idle issues, or fuel mix questions. Before you buy, you can even ask support to double-check compatibility with your mower. Many sellers also add voluntary return guarantees, so you can send a part back without stress while still keeping your legal rights.