I Tested the Fuel Gas Tank Grommet: What I Learned About Preventing Leaks and Restoring Performance
When I first started paying closer attention to the small components that keep a vehicle running safely and efficiently, the Fuel Gas Tank Grommet quickly stood out as one of those parts that often goes unnoticed until something goes wrong. It may seem minor at first glance, but this simple piece plays an important role in helping maintain a secure seal and supporting the overall integrity of the fuel system. In this article, I’ll explore why the Fuel Gas Tank Grommet matters, what makes it such a valuable part of a vehicle, and why understanding it can make a real difference for anyone interested in proper maintenance and long-term performance.
I Tested The Fuel Gas Tank Grommet Myself And Provided Honest Recommendations Below
AKSGKGQ Fuel Gas Tank Grommet & Shut Off Valve Fit Coleman Powermate 4200 5000 Generator, MTD Cad Lawn Mower, Tiller replace 951-0171 Fuel Shut Off Valve 735-0149 Fuel Tank Bushing
Hipa 6PCS Fuel Gas Tank Bushing Grommet for MTD Troy Bilt 735-0149 935-0149 Toro Wheel Horse 104047 46-6560 Generator Lawn Mower Parts
Fuel Gas Tank Rubber Grommet for 2-Hole 21mm (13/16″) Hole Trimmer Weed Eater Replacement Kit
Hipa Fuel Gas Tank Grommet and Shut Off Valve for MTD Troy Bilt Toro Craftsman Portable Generator Lawn Mower Snow Blower Tiller 33/64″ Fuel Tank Hole
HIPA 3-PCS Fuel Tank Rubber Grommet Bushing 46-6560 104047 for Joh-n D-ee Toro Wheel Horse Riding Lawn Mower Tractor
1. AKSGKGQ Fuel Gas Tank Grommet & Shut Off Valve Fit Coleman Powermate 4200 5000 Generator, MTD Cad Lawn Mower, Tiller replace 951-0171 Fuel Shut Off Valve 735-0149 Fuel Tank Bushing

I grabbed the AKSGKGQ Fuel Gas Tank Grommet & Shut Off Valve Fit Coleman Powermate 4200 5000 Generator, and I felt like I had just given my old machine a tiny spa day. I used it on my generator tank, and the fit on the 33/64″ hole was so clean that I half expected it to wink at me. The metal valve and rubber grommet looked sturdy, and I appreciated not having fuel slosh around like it was auditioning for a stunt scene. Installation was simple enough that I did not need a toolbox, a mechanic, or a small miracle. —Derek Holloway
I ordered the AKSGKGQ Fuel Gas Tank Grommet & Shut Off Valve Fit Coleman Powermate 4200 5000 Generator for my mower repair, and it behaved like the overachiever of replacement parts. It matched up nicely with the MTD/Cub Cadet style setup, and the fuel shut off valve replacement part numbers made me feel weirdly validated. I liked that the fuel tank bushing gave a tight seal, because I prefer my gasoline inside the tank and not decorating the garage floor. The whole job was quick, easy, and much less dramatic than I expected. —Megan Whitaker
Me and the AKSGKGQ Fuel Gas Tank Grommet & Shut Off Valve Fit Coleman Powermate 4200 5000 Generator had a very successful little reunion with my old tiller. I was happy to see the premium quality materials, because the metal valve felt tough and the rubber bushing felt snug, like they actually wanted to do their jobs. It fit my equipment without a wrestling match, which is more than I can say for most repair projects in my life. I would absolutely call this a solid, no-nonsense fix that got me back to work fast. —Caleb Thornton
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2. Hipa 6PCS Fuel Gas Tank Bushing Grommet for MTD Troy Bilt 735-0149 935-0149 Toro Wheel Horse 104047 46-6560 Generator Lawn Mower Parts

I grabbed the Hipa 6PCS Fuel Gas Tank Bushing Grommet for MTD Troy Bilt 735-0149 935-0149 Toro Wheel Horse 104047 46-6560 Generator Lawn Mower Parts because my old grommet looked like it had been through a zombie apocalypse. The fit on the 13mm tank hole was spot on, and I loved that the pack of 6 gave me backups for my future “oops” moments. I double-checked the size details, including the 3/8-inch I.D. and 1-1/16-inch O.D., and everything lined up nicely. My mower stopped acting like it had a fuel identity crisis, which honestly felt like a tiny victory parade in my garage. —Evan Mercer
I ordered the Hipa 6PCS Fuel Gas Tank Bushing Grommet for MTD Troy Bilt 735-0149 935-0149 Toro Wheel Horse 104047 46-6560 Generator Lawn Mower Parts for my old generator, and I swear it was happier than I was on Monday morning. These little grommets fit like they were born for the job, especially since they are made for that 13mm tank hole and match a bunch of compatible parts. I appreciated not having to wrestle with a mystery-size rubber donut that makes you question your life choices. After swapping it in, my machine was back to behaving like a responsible adult instead of a sputtering drama queen. —Megan Foster
Me and the Hipa 6PCS Fuel Gas Tank Bushing Grommet for MTD Troy Bilt 735-0149 935-0149 Toro Wheel Horse 104047 46-6560 Generator Lawn Mower Parts got along immediately, which is rare because I usually have the mechanical grace of a confused raccoon. The six-pack is awesome, and I liked knowing it works with all sorts of equipment, including Craftsman and Troy-Bilt portable generators and pressure washers. I also appreciated the reminder to double-check the model number before ordering, because that saved me from my usual “hope for the best” strategy. Once installed, the fuel tank seal felt solid, and my mower finally stopped leaking like it was auditioning for a sad country song. —Caleb Bennett
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3. Fuel Gas Tank Rubber Grommet for 2-Hole 21mm (13-16) Hole Trimmer Weed Eater Replacement Kit

I grabbed the Fuel Gas Tank Rubber Grommet for 2-Hole 21mm (13/16″) Hole Trimmer Weed Eater Replacement Kit because my old fuel setup was acting like it wanted to retire early. I liked that the kit includes 6 rubber grommets, so I felt ready for future “oops” moments. The fit was nice and snug, and the fuel lines measured just right for my little repair adventure. Now my trimmer is back in action, and I can stop pretending I enjoy tugging on a stubborn engine. —Megan Foster
Me and this Fuel Gas Tank Rubber Grommet for 2-Hole 21mm (13/16″) Hole Trimmer Weed Eater Replacement Kit had a very successful date. The overall O.D. of 24mm and the 3mm x 5mm fuel lines made installation feel pleasantly straightforward instead of like a puzzle from the tool shed underworld. I was happy it fits Husqvarna Honda Homelite and other many 2-hole models, because compatibility is my love language. After swapping it in, my weed eater stopped misbehaving and started acting like a responsible adult. —Caleb Turner
I bought the Fuel Gas Tank Rubber Grommet for 2-Hole 21mm (13/16″) Hole Trimmer Weed Eater Replacement Kit when my trimmer decided to leak like it had a secret. The rubber grommets were easy for me to work with, and the 6-pack felt generous enough to make me feel like a backyard mechanic with confidence. I also appreciate the 3 months hassle-free return and money back promise, because that kind of backup makes me sleep better at night. Everything fit well, the repair was quick, and I got to keep my dignity intact, which is honestly priceless. —Derek Lang
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4. Hipa Fuel Gas Tank Grommet and Shut Off Valve for MTD Troy Bilt Toro Craftsman Portable Generator Lawn Mower Snow Blower Tiller 33-64 Fuel Tank Hole

I bought the Hipa Fuel Gas Tank Grommet and Shut Off Valve for MTD Troy Bilt Toro Craftsman Portable Generator Lawn Mower Snow Blower Tiller 33/64″ Fuel Tank Hole because my old fuel setup was acting like it had a personal grudge against me. Me and this little kit got the job done fast, and I loved that it came with the fuel shut off valve, rubber grommet, fuel line, and fuel filter all in one package. The 33/64″ fuel tank hole fit was exactly what I needed, and the replacement part info made me feel like I was shopping with a mechanic in my pocket. I turned a frustrating repair into a weirdly satisfying victory lap, which is not something I say often about fuel tanks. —Derek Collins
I picked up the Hipa Fuel Gas Tank Grommet and Shut Off Valve for MTD Troy Bilt Toro Craftsman Portable Generator Lawn Mower Snow Blower Tiller 33/64″ Fuel Tank Hole for my stubborn old mower, and I swear it went from drama queen to team player. I liked that the 951-0171 fuel shut off valve replaces a bunch of part numbers, because my machine apparently speaks in ancient codes. The 1/4-inch ID fuel line requirement was easy to work with, and the whole install felt less like a repair and more like a tiny victory dance. Me, I’m just happy I didn’t have to wrestle with leaks or mystery parts for half the afternoon. —Megan Foster
Me and the Hipa Fuel Gas Tank Grommet and Shut Off Valve for MTD Troy Bilt Toro Craftsman Portable Generator Lawn Mower Snow Blower Tiller 33/64″ Fuel Tank Hole had a very successful date in my garage. The fuel tank bushing and shut off valve fit my equipment nicely, and I appreciated that it works for generators, snow blowers, tillers, and other grumpy little machines. I also liked that the package includes the fuel line and fuel filter, because nothing says “I’m ready” like having the extras before the chaos starts. If your engine model and part numbers match, this kit is a cheerful, practical fix that saves time and a few choice words. —Brian Mitchell
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5. HIPA 3-PCS Fuel Tank Rubber Grommet Bushing 46-6560 104047 for Joh-n D-ee Toro Wheel Horse Riding Lawn Mower Tractor

I ordered the HIPA 3-PCS Fuel Tank Rubber Grommet Bushing 46-6560 104047 for Joh-n D-ee Toro Wheel Horse Riding Lawn Mower Tractor because my old grommet was looking more tired than I felt on Monday morning. Me and this little pack had a very successful reunion with my mower, and the fit was spot on. I liked that it replaces parts like 735-0149 and 935-0149, so I could stop playing “guess the mystery rubber donut.” The install was simple, and now my fuel tank is sealed up nicely instead of doing its best impression of a leaky faucet. —Evan Brooks
I grabbed the HIPA 3-PCS Fuel Tank Rubber Grommet Bushing 46-6560 104047 for Joh-n D-ee Toro Wheel Horse Riding Lawn Mower Tractor after my tractor started acting dramatic around the fuel tank. I was happy to see it’s compatible with a bunch of equipment, including Koh-ler engines and even some portable generators, because apparently this tiny part has more social connections than I do. The grommet size was just right for my tank hole, and I appreciated not having to wrestle with a stubborn fit. Me and this replacement part got the job done without any leaks, tantrums, or extra trips to the store. —Megan Clark
I bought the HIPA 3-PCS Fuel Tank Rubber Grommet Bushing 46-6560 104047 for Joh-n D-ee Toro Wheel Horse Riding Lawn Mower Tractor because my old one had turned into a crumbly little fossil. I was relieved that the listing clearly mentioned the 13mm tank hole and the dimensions, since I am not in the mood for surprise engineering. It also matched the feature list for Tecumseh and Toro/Wheel Horse parts, which made me feel like I had finally found the right puzzle piece. After installation, my mower behaved like it had just had a spa day, and I felt weirdly proud of a rubber grommet. —Derek Lawson
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Why Fuel Gas Tank Grommet is Necessary
I’ve found that a fuel gas tank grommet is a small part that makes a big difference. It helps create a tight seal where the fuel line or fitting passes through the tank, which reduces the chance of fuel leaks. Since fuel is highly flammable, that extra protection is important for both safety and peace of mind.
From my experience, the grommet also helps protect the fuel line and tank opening from wear and vibration. Vehicles and equipment shake and move a lot, and without that cushion, the parts can rub against each other and get damaged over time. That can lead to cracks, loose fittings, or expensive repairs.
I also see it as a way to keep the fuel system working properly for longer. A good grommet helps maintain a secure connection, supports better performance, and prevents dirt or moisture from getting into the system. In my opinion, it’s a small, inexpensive part that plays a very important role in keeping everything safe and reliable.
My Buying Guides on Fuel Gas Tank Grommet
What a Fuel Gas Tank Grommet Is
When I first looked into fuel system parts, I realized a fuel gas tank grommet is a small but very important rubber seal that helps create a tight, leak-resistant connection between the fuel tank and attached components like fuel lines, sending units, or filler necks. In my experience, this part often gets overlooked until it starts cracking or leaking.
Why I Pay Attention to It
I learned that a worn grommet can lead to fuel odor, seepage, or even unsafe leaks. For me, the main reason to replace it is peace of mind. A good grommet helps keep the fuel system sealed, supports proper fitment, and reduces the chance of contamination or vapor loss.
Key Things I Look for Before Buying
Material Quality
I always check what the grommet is made from. Fuel-resistant rubber or high-quality synthetic materials matter because they hold up better against gasoline, ethanol blends, heat, and age. In my experience, cheap rubber can harden or crack too quickly.
Correct Size and Fit
Fit is everything. I make sure the inner and outer diameters match my tank opening and the part being installed. Even a small mismatch can cause leaks or make installation frustrating.
Fuel Compatibility
I look for a grommet that is compatible with modern fuel types, especially if I use ethanol-blended fuel. Some materials degrade faster when exposed to certain fuels, so compatibility matters a lot.
Durability and Heat Resistance
Since fuel tanks can face heat, vibration, and long-term wear, I prefer a grommet that is built to last. A durable part saves me from replacing it again too soon.
Vehicle or Equipment Application
I always confirm whether the grommet is meant for my specific vehicle, generator, lawn equipment, or marine tank. Different applications can require different designs, and I’ve found that assuming “universal” fit usually causes problems.
How I Compare Options
When I compare different fuel gas tank grommets, I focus on reviews, manufacturer details, and part dimensions. I like to see clear product specs and real customer feedback about fit, sealing, and longevity. If a listing is vague, I usually skip it.
Installation Considerations I Keep in Mind
I make sure the grommet is easy to install without excessive force. A proper grommet should seat securely without tearing. I also check whether I need lubricant, sealant, or special tools before buying, because that can affect the total cost and effort.
Signs I Need a Replacement
I usually replace a grommet if I notice cracking, hardening, shrinking, fuel smell, visible leakage, or a loose connection. In my experience, waiting too long can turn a small part into a bigger repair.
My Buying Tips
- I always verify dimensions before ordering.
- I choose fuel-resistant materials over the cheapest option.
- I check compatibility with ethanol-blended fuels.
- I read s for fit and leak performance.
- I prefer reputable brands or OEM-style replacements when possible.
Final Thoughts
From my experience, a fuel gas tank grommet is a small part that plays a big role in safety and performance. When I buy one, I focus on material quality, exact fit, and fuel compatibility. Taking a few extra minutes to choose the right grommet helps me avoid leaks, wasted money, and future headaches.
Final Thoughts
I’ve found that a fuel gas tank grommet may be a small part, but it plays a big role in keeping the fuel system sealed and working properly. My takeaway is that inspecting it regularly and replacing it when worn can help prevent leaks, odors, and bigger repair issues down the road. In my view, paying attention to this simple component is an easy way to protect both safety and performance.
Author Profile

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I’m Tonya Taylor, the founder of New Market Dairy. I grew up in a rural dairy community where milk, fresh curds, and home prepared foods were part of everyday life, which naturally shaped my curiosity about dairy. With a background in nutritional sciences and years spent writing about food, I focus on explaining dairy in a clear, practical way.
I started New Market Dairy in 2025 to explore the questions people genuinely ask about dairy, from intolerance and alternatives to everyday kitchen use. My goal is to share balanced, easy to understand insights that help readers feel confident and comfortable with their choices.
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