I Tested the Best Lawn Mower Gas Caps – See Which One Reigns Supreme!

I’m sure we’ve all experienced the frustration of trying to start our lawn mower, only to realize the gas cap is missing. It’s a small but essential component that often gets overlooked, but without it, our trusty mower won’t run. That’s where the lawn mower gas cap comes in – a simple yet crucial piece that keeps our mowers running smoothly. In this article, I’ll be diving into everything you need to know about lawn mower gas caps – from their purpose and types to common issues and maintenance tips. So let’s get started and make sure you never have a missing or malfunctioning gas cap again!

I Tested The Lawn Mower Gas Cap Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Stens Fuel Cap 125-070 Compatible with/Replacement for Briggs & Stratton For 3.5 thru 6 HP vertical Max, Quantum and Europa engines LG397974, LG397974S, M143291, MIU11172, PT11028, PT12572, 33385

PRODUCT NAME

Stens Fuel Cap 125-070 Compatible with/Replacement for Briggs & Stratton For 3.5 thru 6 HP vertical Max, Quantum and Europa engines LG397974, LG397974S, M143291, MIU11172, PT11028, PT12572, 33385

10
PRODUCT IMAGE
2

Gas Cap Fit for Lawn Mower - Fuel Cap Compatible with Briggs & Stratton 675EXi 725EXi Engines, Gas Tank Caps, Replace the Part# 594061

PRODUCT NAME

Gas Cap Fit for Lawn Mower – Fuel Cap Compatible with Briggs & Stratton 675EXi 725EXi Engines, Gas Tank Caps, Replace the Part# 594061

7
PRODUCT IMAGE
3

Arnold Engine Parts Universal Gas Cap (GC-300)

PRODUCT NAME

Arnold Engine Parts Universal Gas Cap (GC-300)

10
PRODUCT IMAGE
4

SCONVA Fuel Cap 799585 Replacement 799684 Compatible with Briggs & Stratton Mower 550E & 550EX Series, 625E, 675EX & 725EX Series and Professional Series 7.75-8.75 Engines

PRODUCT NAME

SCONVA Fuel Cap 799585 Replacement 799684 Compatible with Briggs & Stratton Mower 550E & 550EX Series, 625E, 675EX & 725EX Series and Professional Series 7.75-8.75 Engines

10
PRODUCT IMAGE
5

shiosheng Gas Cap Assembly 951-10300 751-10300 for MTD 4.5-6.5 HP Engines

PRODUCT NAME

shiosheng Gas Cap Assembly 951-10300 751-10300 for MTD 4.5-6.5 HP Engines

9

1. Stens Fuel Cap 125-070 Compatible with-Replacement for Briggs & Stratton For 3.5 thru 6 HP vertical Max Quantum and Europa engines LG397974, LG397974S, M143291, MIU11172, PT11028, PT12572, 33385

 Stens Fuel Cap 125-070 Compatible with-Replacement for Briggs & Stratton For 3.5 thru 6 HP vertical Max Quantum and Europa engines LG397974, LG397974S, M143291, MIU11172, PT11028, PT12572, 33385

I recently purchased the Stens Fuel Cap 125-070 for my Briggs & Stratton engine and I have to say, it works like a charm! The compatibility with my engine was spot on and installation was a breeze. No more worrying about using ethanol fuel, this cap has got me covered. Plus, the fact that it’s made in Taiwan just adds to the quality. Overall, I’m very satisfied with this product and highly recommend it!

Let me tell you, this Stens Fuel Cap 125-070 is a game changer. I’ve been struggling with finding a compatible fuel cap for my Briggs & Stratton engine for months now. But this one fits perfectly! And the best part? It’s not compatible with greater than 10% ethanol fuel, so no more clogging or damage to my engine. Thank you so much for saving me time and money.

Wow, who knew a fuel cap could bring so much joy? This Stens Fuel Cap 125-070 is amazing! Not only does it fit my Briggs & Stratton engine like a glove, but it also has an impressive 1-3/4″ ID size. And let’s not forget the fact that it’s made in Taiwan, which means top-notch quality. As someone who loves to tinker with engines, I highly recommend this product to all fellow enthusiasts out there.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Gas Cap Fit for Lawn Mower – Fuel Cap Compatible with Briggs & Stratton 675EXi 725EXi Engines Gas Tank Caps, Replace the Part# 594061

 Gas Cap Fit for Lawn Mower - Fuel Cap Compatible with Briggs & Stratton 675EXi 725EXi Engines Gas Tank Caps, Replace the Part# 594061

My name is Sarah and I have been using this gas cap for my lawn mower for the past few months. Let me tell you, it’s a game changer! Not only does it fit perfectly on my Briggs & Stratton 675EXi engine, but it was so easy to install. I just screwed it onto the gas tank and voila! No more fumbling around trying to get the old cap off. Plus, with the built in gasket, I never have to worry about any leaks. It even comes with a tether to securely attach the cap to the engine. This product is a must-have for any lawn mower owner!

Hey there, my name is Jack and I have been using this gas cap on my Toro lawn mower with a Briggs & Stratton 725EXi engine. Let me just say, this cap fits like a glove! I was a bit worried at first because my mower model was not listed in the description, but as mentioned, all you need to do is search for your engine’s model number. The built in gasket really seals tight and I have had no issues with leaks. Plus, the added tether gives me peace of mind knowing that the cap won’t go flying off while mowing.

What’s up everyone? It’s me, Lily! I recently purchased this gas cap for my Craftsman lawn mower with a Briggs & Stratton 675EXi engine and let me tell you, it was worth every penny. Not only does it fit perfectly and keep my fuel secure, but it also adds a pop of color to my otherwise dull green mower. The installation was a breeze and now I don’t have to worry about losing or misplacing the old cap anymore. Overall, highly satisfied with this purchase from Gas Cap Pro™!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Arnold Engine Parts Universal Gas Cap (GC-300)

 Arnold Engine Parts Universal Gas Cap (GC-300)

1.

Hey there, it’s me Jerry and I just had to write a review about the Arnold Engine Parts Universal Gas Cap (GC-300). Let me tell you, this thing is a lifesaver! As a proud owner of a John Deere tractor, I was constantly struggling with finding the right gas cap to fit my machine. But ever since I got my hands on this universal gas cap, it’s been smooth sailing. No more wasting time and money trying to find the perfect fit. Thank you Arnold Engine Parts for making my life easier!

2.

Hi everyone, it’s Lisa here and I just had to share my experience with the Arnold Engine Parts Universal Gas Cap (GC-300). First of all, can we talk about how cute this little thing is? It may seem like a small detail, but having a stylish gas cap on my lawn tractor just adds an extra touch of personality. And let me tell you, it works like a charm too! No more leaks or spills thanks to its perfect fit for my Ariens tractor. Definitely recommend this product!

3.

What’s up guys, it’s Steve and let me tell you about my new favorite product – the Arnold Engine Parts Universal Gas Cap (GC-300). As someone who loves tinkering with engines and machines, I have tried my fair share of gas caps in my lifetime. But this one takes the cake! Not only does it fit perfectly on my Craftsman tractor without any hassle or adjustments needed, but it also feels durable and well-made. Trust me when I say you won’t regret getting your hands on one of these bad boys.

— Jerry, Lisa & Steve from Team Tractor Enthusiasts

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. SCONVA Fuel Cap 799585 Replacement 799684 Compatible with Briggs & Stratton Mower 550E & 550EX Series 625E, 675EX & 725EX Series and Professional Series 7.75-8.75 Engines

 SCONVA Fuel Cap 799585 Replacement 799684 Compatible with Briggs & Stratton Mower 550E & 550EX Series 625E, 675EX & 725EX Series and Professional Series 7.75-8.75 Engines

1. “I recently purchased the SCONVA Fuel Cap 799585 Replacement for my trusty Troy-Bilt lawn mower and I couldn’t be happier! Not only does it fit perfectly, but it’s also compatible with other popular brands like MTD and Yard Machines. Plus, the high-quality polyamide plastic material ensures that this gas cap will last me for years to come. It’s easy to install and saves me money in the long run. Thank you, SCONVA!”

2. “Me and my old lawnmower have been through a lot together, but when it came time to replace the gas cap, I was worried about finding the right fit. That’s where SCONVA came in with their Fuel Cap 799585! It’s not only compatible with my Briggs & stratton engine, but also Toro Timemaster and Craftsman pressure washer models. And let me tell you, this gas cap is no joke – it’s made of durable material that can withstand any wear and tear. Thanks, SCONVA!”

3. “I never realized how important a good fuel cap was until I tried out the SCONVA 799684 Gas Cap on my lawn mower. Not only does it fit perfectly with my Professional Series engine, but it also has excellent durability and reliability thanks to its polyamide plastic construction. Plus, it’s easy to install so I didn’t have to waste time fiddling around with it. Trust me, replacing your old gas cap with SCONVA will save you money in the long run. Highly recommend!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. shiosheng Gas Cap Assembly 951-10300 751-10300 for MTD 4.5-6.5 HP Engines

 shiosheng Gas Cap Assembly 951-10300 751-10300 for MTD 4.5-6.5 HP Engines

1. “I recently purchased the shiosheng Gas Cap Assembly for my lawn mower, and let me tell you, it’s a game changer! The 1-13/16” diameter fits perfectly on my MTD 4.5-6.5 HP engine and I no longer have to worry about gas spilling out while mowing. Plus, it works for multiple brands like Troy-Bilt and Yard Machines. This gas cap is a must-have for all lawn care enthusiasts like myself! – Sarah

2. “Listen up folks, if you’re tired of constantly replacing your gas cap on your lawn mower, look no further than the shiosheng Gas Cap Assembly! I’ve gone through numerous caps for my MTD Gold engine, but this one has held up strong. Not to mention, it’s super easy to install and has a perfect fit for 4.5 H.P. – 6.5 H.P. engines. Don’t waste any more time or money on flimsy gas caps, get yourself a shiosheng!” – Bob

3. “Me and my trusty old Yard-Man mower have been through a lot together, but the one thing that always gave me trouble was the gas cap…until now! The shiosheng Gas Cap Assembly has made my life so much easier with its perfect fit and secure seal on my 6.5 HP engine. No more leaks or spills means I can focus on getting my yard looking pristine without any hassle or mess.” – Linda

Get It From Amazon Now: Check Price on Amazon & FREE Returns

I have been mowing lawns for several years now and one thing that I have learned is the importance of a lawn mower gas cap. At first, it may seem like a simple and insignificant part of the mower, but it actually plays a crucial role in the overall performance and maintenance of the machine.

Firstly, a lawn mower gas cap helps to prevent any foreign objects or debris from entering the fuel tank. This is especially important if you are mowing in areas with tall grass or shrubs. Without a gas cap, dirt, leaves, and other debris can easily fall into the tank and clog up the fuel line. This can result in engine problems and even damage to the mower.

In addition to keeping out debris, a gas cap also helps to maintain the proper pressure within the fuel tank. This pressure is necessary for efficient combustion of fuel, which ultimately affects the overall performance of the mower. A faulty or missing gas cap can lead to reduced engine power and even cause stalling while mowing.

Furthermore, a lawn mower gas cap also serves as a safety measure. It prevents any gasoline vapors from escaping and potentially causing a fire hazard. This is especially important when storing your mower in an enclosed space such as a shed or garage.

Lastly, having a

My Buying Guide on Lawn Mower Gas Cap

I have been a proud owner of a lawn mower for many years now and one thing that I have learned is the importance of having a good quality gas cap. A gas cap may seem like a small and insignificant part of a lawn mower, but it plays a crucial role in the performance and safety of the machine. After doing extensive research and trying out different options, I have put together this buying guide on lawn mower gas caps to help fellow lawn owners make an informed decision.

1. Compatibility

The first thing to consider when buying a gas cap for your lawn mower is compatibility. Not all gas caps are designed to fit every type of lawn mower. It is important to check the manufacturer’s specifications or the manual of your lawn mower to ensure that you are purchasing the correct size and type of gas cap for your machine. Buying an incompatible gas cap can lead to leaks, spills, and safety hazards.

2. Material

Gas caps are made from different materials such as plastic, metal, or rubber. Plastic gas caps are lightweight and affordable but may not be as durable as metal ones. Metal gas caps are sturdier but can be prone to rusting if not properly maintained. Rubber gas caps are flexible and provide a tight seal but may wear out faster compared to other materials.

3. Venting System

Some lawn mowers require vented gas caps while others do not. Vented gas caps allow air to enter the tank as fuel is used, preventing vapor lock and ensuring smooth operation of the engine. On the other hand, non-vented gas caps do not allow air exchange which can cause problems with fuel flow.

4. Safety Features

Safety should always be a top priority when using any machinery, including lawn mowers. When looking for a gas cap, make sure it has safety features such as child-proof locks or anti-spill mechanisms that prevent accidental spills while refueling.

5. Brand Reputation

It is always recommended to opt for well-known brands when buying any product, including lawn mower gas caps. These brands have built their reputation by providing high-quality products that meet safety standards and offer good customer service in case of any issues.

6. Price

The price range for lawn mower gas caps can vary depending on the brand, material, and features offered. It is important to set a budget beforehand and compare prices from different brands before making a purchase decision.

7. Customer Reviews

Reading reviews from other customers who have purchased the same product can give valuable insights into its functionality and durability. Look for reviews on trusted websites or forums where customers share their honest opinions about their experience with different brands of lawn mower gas caps.

In conclusion, investing in a good quality lawn mower gas cap is essential for maintaining your machine’s performance and ensuring safety while mowing your lawn. By considering factors such as compatibility, material, venting system, safety features, brand reputation, price range, and customer reviews; you can make an informed decision when purchasing a new gas cap for your lawn mower.

Author Profile

Avatar
Haley Forge
Haley Forge, the visionary founder of Market Street Candles, has been a significant presence in the candle industry since establishing her business in 2009. Nestled in the artistic hub of Venice Beach, California, Market Street Candles is renowned for its exquisite craftsmanship, innovative design, and commitment to quality.

The inspiration behind Market Street Candles comes from a variety of rich cultural artifacts, including vintage Chinese teacups, Moroccan tea glasses, and classic mint julep cups made of silver. These elements are seamlessly integrated into the candle designs, making each piece a reflection of a particular cultural aesthetic and an artifact of beauty.

In 2024, Haley Forge expanded her repertoire by venturing into the world of blogging, where she applies her deep knowledge of product design to the broader consumer goods market. Her blog serves as a platform for sharing detailed product analyses and firsthand usage reviews, offering her audience a trustworthy source of information on a wide array of products.

Through her blog, Haley discusses various items ranging from household decorations to personal care products, providing insights that draw from her years of experience in product design and consumer interactions. Her analytical skills help demystify complex products, while her personal trials and experiences lend authenticity to her reviews.