10 Best Lawn Mower Spark Plugs for a Perfect Cut

Discover the best lawn mower spark plugs to boost your mower's performance and keep your yard lush and green. Power up your gardening game today.
10 Best Lawn Mower Spark Plugs for a Perfect Cut

Top Quick Picks For You

Best Bang for Your Buck

Briggs & Stratton Spark Plug

Briggs & Stratton Spark Plug

The Briggs & Stratton 591868 offers great quality as a genuine OEM part and maintains a high rating at a competitive price, making it a top choice for value.

Best for High Performance

Autolite Xtreme Start

Autolite Xtreme Start

The Autolite Xtreme Start Iridium spark plug is designed for maximum performance and efficiency, with features that enhance starting speed and fuel efficiency.

Best for Easy Installation

Tecreddy RC12YC

Tecreddy RC12YC

The RC12YC spark plugs are user-friendly with a direct replacement design that simplifies the installation process, making it a perfect option for easy replacements.

Best for Durable Lifespan

YIGUCS Spark Plug

YIGUCS Spark Plug

The RC12YC Spark Plug is made from high-quality materials that guarantee durability and long service life, ensuring reliable performance for extended use.

Best Lawn Mower Spark Plugs

When it comes to keeping your lawn pristine, the heart of your mower lies in an often-overlooked component: the spark plug. These small yet mighty elements ignite the power behind each cut, ensuring your grass remains lush and vibrant. In this guide, we’ll explore the best lawn mower spark plugs that can enhance performance, boost efficiency, and elevate your outdoor experience to a whole new level.

Best Bang for Your Buck: Briggs & Stratton Spark Plug

Briggs & Stratton 591868 Spark Plug Replaces 799876, Grey
GoodNot So Good
Easy to installInconsistent part markings
Reliable performanceRequires careful validation
Good value for moneyMay need extra research

When it comes to finding the best lawn mower spark plugs, the Briggs & Stratton 591868 truly stands out .

We've dubbed it the "Best Bang for Your Buck," and for good reason !

This genuine OEM part is a dependable choice that ensures your engine remains in top shape .

Installation is a breeze, which is always a plus when you're in a rush to get to mowing .

While it may require a bit of validation and extra research due to inconsistent markings, the reliable performance and competitive pricing make it a no-brainer for anyone looking to maximize their engine life .

Trust us; your mower will thank you!

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Price history for Briggs & Stratton Spark Plug on Amazon

Best for High Performance: Autolite Xtreme Start

Autolite Xtreme Start Iridium Lawn & Garden Spark Plug Automotive Replacement, XST458DP
GoodNot So Good
Reliable performanceHigher initial cost
Quicker engine startsLimited availability
Enhanced fuel efficiencyNot universally compatible

When it comes to keeping your lawn in tip-top shape, we recommend the Autolite Xtreme Start Iridium spark plug for its outstanding performance .

Dubbed the "Best for High Performance," this spark plug delivers maximum efficiency with a design that ensures faster engine starts—up to 26% quicker than standard plugs !

Its iridium-enhanced finewire tip and anti-corrosive nickel-plated shell make it a durable choice for any season or weather .

Plus, enjoy better fuel efficiency and lower emissions, making your outdoor work both effective and eco-friendly .

Just be ready for a slightly higher initial investment, as it might be a bit harder to find!

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Price history for Autolite Xtreme Start on Amazon

Best for Easy Installation: Tecreddy RC12YC

RC12YC Spark Plugs for Champion Briggs and Stratton 491055 491055S 692051 792015 491055T 5066 Kohler 25 132 12-S JD M78543 531308128 Lawn Mower Engine
GoodNot So Good
Compatible with multiple brandsInitial unfamiliar brand
Convenient 4-packMay require adjustment
Premium quality materialsLimited gap size options

We’re excited to spotlight the RC12YC spark plugs as our pick for "Best for Easy Installation" !

These spark plugs truly shine when it comes to user-friendliness, featuring a direct replacement design that guarantees a hassle-free installation .

Whether you're a seasoned DIYer or a weekend warrior, you'll appreciate how effortlessly they fit into various lawn mower models, including popular options from Briggs & Stratton and Kohler .

With a convenient 4-pack, you'll always have spares on hand, saving you both time and money .

Crafted from premium-quality materials, these plugs promise longevity and stable performance that keeps your mower running smoothly .

So, gear up for an easy replacement experience with the RC12YC; your lawn will thank you!

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Price history for Tecreddy RC12YC on Amazon

Best for Durable Lifespan: YIGUCS Spark Plug

RC12YC Spark Plug 491055 (Pack of 10) Fit for Briggs & Stratton Spark Plug Replace 491055S 491055T 72347GS 72347 805015 M78543
GoodNot So Good
Compatible with multiple brandsMay have quality control issues
Durable high-quality materialsPotential compatibility mistakes
Fast heating performanceReported short lifespan

The RC12YC Spark Plug has earned our title of "Best for Durable Lifespan," and for good reason !

Crafted from high-quality materials, this spark plug is built to endure, ensuring you can power through your yard work with confidence .

We love its compatibility with numerous brands like Champion, John Deere, and Briggs and Stratton, making it a versatile choice for many .

Plus, its copper core electrodes guarantee rapid heating and efficient combustion .

Just a friendly reminder to double-check your model before purchasing to avoid any compatibility hiccups !

With an impressive 4.4-star rating, the RC12YC is ready to keep your mower running smoothly.

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Price history for YIGUCS Spark Plug on Amazon

Briggs & Stratton Spark Plug

Briggs & Stratton 796112-2pk Spark Plug (2 Pack) Replaces J19LM, RJ19LM, 802592, 5095K by Briggs & Stratton
GoodNot So Good
High ratings from customersLimited availability
Compatible with many modelsMay require frequent replacement
Easy one-pull startOnly suitable for specific mowers

If you’re on the hunt for an exceptional spark plug, look no further than the Briggs & Stratton Spark Plug .

With an impressive 4.8-star rating from nearly 740 customers, it’s no wonder this little powerhouse ranks among the best .

We love that it’s compatible with a variety of lawn mower models, making it a versatile choice for many users .

The easy one-pull start feature is a game-changer, ensuring you get your yard work done with minimal fuss .

Just keep in mind that while its performance is stellar, you may find it requires more frequent replacements .

Grab it on Amazon and get back to mowing!

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Price history for Briggs & Stratton Spark Plug on Amazon

Champion Spark Plug

Champion Spark Plug for Craftsman (2 Pack) # 71G RC12YC-2pk
GoodNot So Good
Affordable priceLoose packaging
Genuine Champion qualityGapping may be needed
Works well in enginesLimited protection in shipping

When it comes to keeping your lawn mower running like a dream, the Champion RC12YC Spark Plugs truly deliver .

We appreciate that this package comes with two genuine spark plugs, ensuring you’re ready for those unexpected engine hiccups .

Priced affordably, they provide excellent value without compromising on quality .

With a solid rating of 4.7 stars from over 3,000 reviews, it's clear that fellow gardeners trust these plugs too !

While the bulk packaging may leave something to be desired, and you might need to check the gap size before installation, their performance in various engines makes it worth the effort .

Make sure to consult your owner's manual for the perfect fit!

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Price history for Champion Spark Plug on Amazon

Butom Spark Plug Lawn Mower Spark Plugs

Pack of 4 491055S Spark Plug for Champion RC12YC Briggs and Stratton 491055 491055S 692051 792015 491055T 5066 Kohler 25 132 12-S M78543 531308128
GoodNot So Good
Easy installationQuality may vary
Good valueGap issues reported
Compatible with multiple modelsNot a Champion brand

When it comes to keeping your lawn mower humming along, the Butom 491055S Spark Plug is worth considering .

We found that its easy installation makes it a favorite among DIY enthusiasts, and its compatibility with various models like JD and Kohler ensures you’ll find a match for your equipment .

With a solid rating of 4.5 stars, this spark plug delivers great value without breaking the bank .

However, it’s important to check your model and part numbers as quality can vary, and some users reported gap issues .

Overall, for an efficient lawn mowing experience, this plug definitely earns a spot on our list!

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Price history for Butom Spark Plug on Amazon

Briggs & Stratton

Briggs and Stratton 796112 Pack of 12 Spark Plugs (RJ19LM)
GoodNot So Good
Genuine OEM qualityConsult owner's manual
Pack of 12 savingsSmall item weight
Reliable first pull startLimited compatibility

When it comes to lawn maintenance, we can't stress enough the importance of using high-quality spark plugs, and the Briggs & Stratton OEM spark plugs certainly fit the bill .

This pack of 12 ensures you’re stocked up, making it a great investment for any lawn care enthusiast .

The genuine OEM quality provides reliable performance, often starting on the first pull—a reassuring feature when you’re eager to tackle that overgrown lawn .

Just remember to check your owner’s manual for the right fit .

While there are some compatibility limitations, this spark plug is a solid choice for lawn mowers and generators alike!

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Price history for Briggs & Stratton on Amazon

Briggs & Stratton Spark Plug

Briggs & Stratton Spark Plug For OHV Engines 5092K, Copper
GoodNot So Good
Genuine Briggs & StrattonOnly for selected engines
Quick installationLimited compatibility
Improves mower performanceMay require frequent replacement

When it comes to keeping your mower running smoothly, the Briggs & Stratton Spark Plug for OHV Engines (Part #496018S) is a true champion .

With quick installation and impressive performance improvements, we found that it truly revitalizes select OHV engines .

Its robust copper core and metal top ensure durability, although compatibility is limited to specific engines, so double-check before purchasing .

While it may require frequent replacement, the overall quality is worth it, especially with an impressive 4.7-star rating from over 2,200 users .

Trust us – this genuine part could be the spark your lawnmower needs for a lush lawn!

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Price history for Briggs & Stratton Spark Plug on Amazon

Briggs & Stratton Spark Plug Lawn Mower Spark Plugs

Briggs & Stratton 796112-4pk Spark Plug (4 Pack) Replaces J19LM, RJ19LM, 802592, 5095K
GoodNot So Good
High quality constructionCan be loose sometimes
Great value for priceLimited availability
Compatible with many enginesNot suitable for all models

When it comes to keeping your lawn mower running smoothly, the Briggs & Stratton spark plug is a top contender. Crafted with high-quality copper and a sturdy metal top, it ensures optimal performance and durability .

With an impressive 4.7-star rating from over 1,000 reviews, it’s clear that many homeowners trust this spark plug to power their mowing adventures .

While it offers great compatibility and value, we did notice it can be a bit loose at times, so make sure to check its fit in your specific model .

Overall, this is a solid choice for anyone serious about lawn care!

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Price history for Briggs & Stratton Spark Plug on Amazon

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