Top 10 Best Outboard Spark Plugs [2022]

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We have a list of Outboard Spark Plugs for you to look at. Our experts has found 57934 number of feedback online for "Outboard Spark Plugs" and shortlisted them for you to choose from. This suggestions is created for those looking for their ideal Outboard Spark Plugs.

On selected products for the Best Outboard Spark Plugs you will see ratings. The rating matrix we have generated is based on user ratings found online. Look at the possible choices before choosing the Outboard Spark Plugs that suits you best.

Best Outboard Spark Plugs

Outboard Spark Plugs Reviews

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NoProductScoreAction
14 Wire Set Marine Spark Plug Wire Lead9.4Buy Now On Amazon
2NGK 4838 Pack of 4 Spark Plugs BP8H-N-109.2Buy Now On Amazon
3Quicksilver 816761Q14 Spark Plug Wire Kit9Buy Now On Amazon
4Boat Motor Genuine Made in Japan OEM Spark Plug 94701-00217 94702-00217 for Yamaha Outboard NGK (2129) B7HS10 Suzuki Mercury Mercruiser Engine8.6Buy Now On Amazon
5Quicksilver 97182Q NGK BUHW-2 Surface Gap Spark Plug8.6Buy Now On Amazon
6ENA Set of 4 Spark Plug Ignition Diagnose Engine Tester 6-12V Compatible with Automotive Car Lawn Mower Truck Chainsaw Motorcycle8.4Buy Now On Amazon
7Sierra International 18-5227-1 Premium MagForce 9" Marine Spark Plug Wire Lead for Mercury/Mariner Outboard Engines8.4Buy Now On Amazon
8NGK 5126 Spark Plug - B8HS-108.2Buy Now On Amazon
9YAMAHA OEM 2006-2013 F115 Outboard Oil Change 10W30 FC 4M Lower Unit Gear Lube Drain Fill Gasket NGK Spark Plugs LFR6A-11 Primary Fuel Filter Maintenance Kit8.2Buy Now On Amazon
10Quicksilver 97180Q NGK BUHW Surface Gap Spark Plug8.2Buy Now On Amazon

Table Of Content:

1. 4 Wire Set Marine Spark Plug Wire Lead

  • Boat Wire Technology Plug Wire Kit Fits the Following Vehicles: The ignition spark plug wire set fits for Johnson Evinrude 90, 115 HP 4 cyl | Please check the fitment before placing orders, thanks.
  • Replace OE Number: Plug wire set boat premium wire replacement part number 18-8839, 9-28092 | Great replacement for a proper fit and easy installation, quality materials used, meets or exceeds OEM standards, 100% rigorously tested before shipping.
  • Excellent Function: The spark plug wire is used as the medium between the ignition coil and the spark plug, to power the engine, it can pass the high voltage fire divided by the distributor to the spark plug, and then push the engine to rotate | Damage to the spark plug wire of the engine will cause the engine to misfire, the phenomenon that causes the engine to shake, timely replacement of damaged spark plug wires can extend the life of the engine and reduce fuel waste.
  • OEM Design, Direct Fit: Made of premium silicone and equipped with stainless steel terminals, the pure silicone protective cover provides maximum thermal protection | Even though this is not a genuine original equipment spark plug wire, but it works even better and lasts longer at a much lower price | Save time and hundreds of dollars by replace spark plug wire assembly parts yourself | Packing include 4 spark plug wire.
  • Customer Service: You will get 24-months service, hassle-free return and money back policy, buy with confidence! If you have any questions, please contact us by email, we will reply you within 12 hours.

2. NGK 4838 Pack of 4 Spark Plugs BP8H-N-10

  • Pack of 4
  • Genuine OEM NGK parts
  • Tip material: Nickle with V-groove

3. Quicksilver 816761Q14 Spark Plug Wire Kit

  • Complete set of spark plug wires with boots at spark plug end
  • Tailored to reach correct plug location
  • Designed for efficiency, endurance and durability in a marine engine environment
  • Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive.

4. Boat Motor Genuine Made in Japan OEM Spark Plug 94701-00217 94702-00217 for Yamaha Outboard NGK (2129) B7HS10 Suzuki Mercury Mercruiser Engine

  • OEM Made in Japan by Genuine Factory that supplied to Yamaha
  • For Yamaha Outboard part number: 94701-00217, 94702-00217, 94703-00217
  • Details about NGK b7hs-10: Thread diameter: 14mm, Thread reach: 12.
  • For Suzuki PN: 09482-00269, 09482-00532, For Mercruiser 33-41263B, 33-41263M, Mercury 41263B 41263M
  • Boat Motor for Outboard Engine

5. Quicksilver 97182Q NGK BUHW-2 Surface Gap Spark Plug

  • NGK BUHW-2 surface gap plugs feature a tungsten center electrode and a solid terminal
  • Check your engine owner’s manual for the correct spark plug and use only the plug as recommended by your engine’s original equipment manufacturer.
  • NGK Trivalent metal plating also provides superior anti-corrosion in the marine environment and anti-seizing for easier removal.
  • Don’t just clean used spark plugs, replace them with new plugs for better performance
  • Replace all the engine plugs at the same time

6. ENA Set of 4 Spark Plug Ignition Diagnose Engine Tester 6-12V Compatible with Automotive Car Lawn Mower Truck Chainsaw Motorcycle

  • Universal fitment for all engines; cars, trucks, motorcycles, lawn mowers, chainsaws, boat motors and other types 2 or 4 stroke, single or multi-cylinder gasoline engines.
  • Must have diagnostic tool for any household, business, mechanic, industrial and commercial spark plug use in engine.
  • Tested to meet and exceed OE application, quality and performance
  • Test four spark plugs at once to save time
  • Durable shaft and flexible connector hose with transparent bulb.

7. Sierra International 18-5227-1 Premium MagForce 9″ Marine Spark Plug Wire Lead for Mercury/Mariner Outboard Engines

  • Kevlar core for maximum durability and long life AND Durable stainless steel wound conductor for maximum horsepower and engine performance.
  • Premium silicone jacketing and boots for ultimate high temperature protection AND Superior RFI suppression for the most sensitive electronic system.
  • Corrosion resistant stainless steel spark plug and distributor terminals for maximum conductivity
  • Replaces: Mercury 84-813715A1
  • Spark Plug Wire is 9 Inches in Length and the Ignition Wire’s Core is 7mm in Diameter
  • Fit type: Universal Fit

8. NGK 5126 Spark Plug – B8HS-10

  • Designed to operate over a much wider heat range than ordinary plugs
  • Resists carbon buildup and pre-ignition
  • High alumina ceramics for better heat transfer and electrical insulation
  • Solid copper core and nickel tipped electrode provide a longer plus life
  • Patented triple gasket sealing process eliminates the possibility of combustion gas leakage
  • Fit type: Vehicle Specific

9. YAMAHA OEM 2006-2013 F115 Outboard Oil Change 10W30 FC 4M Lower Unit Gear Lube Drain Fill Gasket NGK Spark Plugs LFR6A-11 Primary Fuel Filter Maintenance Kit

  • Genuine OEM Yamaha Parts
  • 4 Qt. – Yamalube 10W30 FC 4M Oil
  • Fits 2006-2013 F115 Outboard Models Only
  • Includes Oil, Oil Filter, Primary Fuel Filter, Gear Lube, Drain Gasket, Lower Unit Gaskets, NGK Spark Plugs.
  • Please confirm fitment prior to purchase

10. Quicksilver 97180Q NGK BUHW Surface Gap Spark Plug

  • NGK BUHW surface gap plugs feature a tungsten center electrode and a solid terminal
  • Check your engine owner’s manual for the correct spark plug and use only the plug as recommended by your engine’s original equipment manufacturer.
  • NGK Trivalent metal plating also provides superior anti-corrosion in the marine environment and anti-seizing for easier removal.
  • Don’t just clean used spark plugs, replace them with new plugs for better performance
  • Replace all the engine plugs at the same time

Outboard Spark Plugs Buying Guide


When it comes to finding Outboard Spark Plugs, be sure that you are making an informed decision with a busy mind. You may also find yourself second guessing your purchase when the time comes and wondering if this is worth all of the hassle!

If you find it tough to buy the perfect one for yourself, know that we’re with you. Many people have difficulty finding this kind of purchase as well!

Since you’re here, you are obviously curious about Turbo For 1.6 Miata Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides, ratings websites, word-of-mouth testimonials from friends and family members, online forums where users share their personal experiences, and product reviews specifically found all over the internet and YouTube channels. Products are probably best evaluated when they're examined in combination with each other by consumers - even competing brands should be reviewed side by side. Only thorough research will help you get the right product. But who has the time to sort through it all? Not you, that's for sure. That's why we've done all of the legwork and put together this list of top-performing Best Outboard Spark Plugs, making your search a whole lot easier. How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Outboard Spark Plugs currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.

    Top Outboard Spark Plugs brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
    1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Outboard Spark Plugs based on that.
    2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
    3. Customer Ratings: The hundreds of customers using the Outboard Spark Plugs before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
    4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Outboard Spark Plugs they used.
    5. Seller Rank: Now, this is interesting! You don’t just need a good Outboard Spark Plugs, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
    6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Outboard Spark Plugs before putting them on the list.
    7. Durability: Durability and reliability go hand to hand. A robust and durable Outboard Spark Plugs will serve you for months and years to come.
    8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Outboard Spark Plugs if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
    9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Outboard Spark Plugs on the market, the products that got mostly negative ratings get filtered and discarded.

    These are the criteria we have chosen our Outboard Spark Plugs on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

    Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Outboard Spark Plugs featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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