The Voluntary Sector Initiative is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn more

Top 10 Mercury Outboard Spark Plug Change of 2020 – Consumer Guide & Reviews

Rank No. #2
NGK 2173 Standard Spark Plug - BUZHW-2, 1 Pack
  • 98% pure copper core increases heat dissipation for more reliable starts and prevents spark plug from overheating
  • High-grade alumina silicate ceramic insulator for superior strength and heat transfer
  • Cold-rolled threads to prevent cross-threading and damage to cylinder heads
  • Trivalent plating eliminates need for anti-seize and corrugated ribs prevent flashover
  • Quantity: 1 per package
Rank No. #4
NGK BU8H Standard Spark Plug, One Size
  • Solid copper core for greater spark
  • Longer insulator nose prevents fouling
  • Corrugated ribs on insulator prevents flashover
  • Zinc dipped shell prevents corrosion
  • Triple gasket seal eliminates combustion gas leakage
Rank No. #5
Rank No. #6
NGK 3481 Pack of 4 Spark Plugs (DCPR6E)
  • Pack of 4
  • Genuine OEM NGK spark plugs
  • Consult owners manual for proper part number identification and proper installation
Rank No. #7
NKTECH NK-HS2 Inductive Hour Meter for Gas Engine Lawn Mover Marine ATV Motorcycle Boat Snowmobile Dirt Bike Outboard Motor Generator Waterproof Hourmeter (Black)
  • NK-HS2 Inductive Hour Meter for Marine, ATV, Motorcycle, Boat, Dirt Ski Track the Service Life of Your Vehicle-Oil Changes, Valve, Adjustments, Spark Plugs, etc.
  • Records and Displays to 9,999.9 Hours. Stand-by Time up to over 20,000 hours. Hour Glass Symbol Appears and Flashes on/off to Indicate Counting Time.
  • Automatic Roll Over Resolution 0.1 Hour. 100% epoxy encapsulated casing resists water, shock, stand fire of 85℃.
  • Easy Installation-peel & stick, no wiring necessary, or attach with enclosed hardware.
  • No Battery Required-connects to spark plug wire. Works on Any Gas Engine.
Rank No. #9
ARES 11008-3/8-Inch Drive by 5/8-Inch Magnetic Swivel Spark Plug Socket - 4-Inch Swivel Extension Permits Access to Most Confined Areas
  • SPECIFICATIONS: This ARES Magnetic Swivel Spark Plug Socket is 3/8-inch drive by 5/8-inch and 4 inches long. Constructed of durable, heat treated Chrome Vanadium Steel, it also features Chrome plating for easy cleanup and a professional look.
  • DESIGN: This spark plug has 360 degree swivel action for maximum flexibility. The interior magnet retains and protects the spark plug for easier installation, and the knurled grip on the shaft helps you keep a tight grip to minimize the possibility of slipping in the middle of a job.
  • MADE TO LAST: The interior magnet won't wear out over time like traditional rubber gaskets, so this spark plug socket can provide years of reliable use.
  • RELIABLE | EFFECTIVE | EFFICIENT: Users trust ARES to be quality tools. You are backed by our Performance Assurance. If you have any issues with your ARES magnetic swivel spark plug socket, simply contact customer service for troubleshooting help, parts, replacement, or refund.
  • ASPCA BUSINESS AMBASSADOR: We are proud to be part of the ASPCA Business Ambassador Program. If you have a pet, you realize they are more than a pet, they are part of the family. With your support, we're proud to help this great organization.
Rank No. #11
Quicksilver 13686Q NGK BU8H Semi-Surface Discharge Design Spark Plug, 1-Pack
  • NGK BU8H surface gap plugs feature a semi-surface discharge design to improve ignition and burn off any carbon before it can build up to foul the plug
  • 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
  • The copper core aids in heat removal to keep the spark plug operating efficiently
  • Spark plugs are easy to change with common spark plug sockets.
Rank No. #12
ARES 11012-3/8-Inch Drive by 5/8-Inch Magnetic Swivel Spark Plug Socket - 10-Inch Swivel Extension Permits Access to Most Confined Areas
  • SPECIFICATIONS: This ARES 5/8-inch Magnetic Swivel Spark Plug Socket is 3/8-inch drive and 10 inches long. Constructed of durable, heat treated Chrome Vanadium Steel, it also features Chrome plating for easy cleanup and a professional look.
  • DESIGN: This spark plug has 360 degree swivel action for maximum flexibility, and the 10-inch length gives you the extra reach you need for tight spots. The interior magnet retains and protects the spark plug for easier installation, and the knurled grip on the shaft helps you keep a tight grip to minimize the possibility of slipping in the middle of a job.
  • MADE TO LAST: The interior magnet won't wear out over time like traditional rubber gaskets, so this spark plug socket can provide years of reliable use.
  • RELIABLE | EFFECTIVE | EFFICIENT: Users trust ARES to be quality tools. You are backed by our Performance Assurance. If you have any issues with your ARES magnetic swivel spark plug socket, simply contact customer service for troubleshooting help, parts, replacement, or refund.
  • ASPCA BUSINESS AMBASSADOR: We are proud to be part of the ASPCA Business Ambassador Program. If you have a pet, you realize they are more than a pet, they are part of the family. With your support, we're proud to help this great organization.
Rank No. #13
Set (10pcs) NGK Standard Spark Plugs Stock 6431 Nickel Core Tip Surface Discharge Type 0.016in BU8H
  • Includes (10) BU8H Spark Plugs
  • Thread Size: 14mm, Thread Pitch: 1.25mm, Seat Type: Gasket, Reach: 12.7mm (1/2").
  • Hex Size: 13/16" (21mm), Terminal Type: Solid, Overall Height: ISO, Gap:.016" (0.4mm)
  • Material: Nickel, Type: Standard, Size: 2.5mm, Projection: Non-Projected
  • NGK standard plugs are constructed for longer life and optimum performance.
Rank No. #14
Rank No. #15
OEM Mercury 100 Hour Maintenance Kit for 40, 50, 60 HP EFI Outboards 8M0090558
  • SKU: 8M0090558
  • Sold Each
  • Please verify your own fitment
Rank No. #16
Docooler Digital Hour Meter Gauge LCD for Gasoline Engine Racing Motorcycle ATV Mower Snowmobile 0.1/99999Hrs - Blue
  • rand New Inductive Hour Meter for Marine,ATV,Motorcycle,Dirt,Ski Track the Service Life of Your Vehicle-Oil Changes,Valve,Adjustments,Spark Plugs,ect……
  • Easy Installation-peel&stick,no wiring necessary,or attach with enclosed hardware. No Battery Required-connecys to spark plug wire. Works on Any Gas Engine.
  • Records and Displays to 9,999.9 Hours.Stand-by Time up to over 20,000 hours. Hour Glass Symbol Appears and Flashes on/off to Indicate Counting Time.
  • Automatic Roll Over Resolution 0.1 Hour. 100% epoxy encapsulated casing resists water,shock,stand fireof 85 Celsius degree.
Rank No. #18
Sierra 18-2945-9 Drain Screw Gasket - Pack of 2
  • Used with the 3/8-16 drain/fill screw found on all Mercruiser and most Mercury/Mariner O/B's, along with most lower units and sea water pumps
  • Meets or exceeds the original drain screw gasket quality
  • Interchangeable with the following: Chrysler/Force/US Marine F8186, F50556, F8077, 12-19183, Evinrude/Johnson 307552, Mallory 9-60101, 9-60102, Mercruiser 12-20260B, 12-19183B, 12-20260, 12-19183, 12-191832, 12-191833, Mercury 12-191833, 12-20260, 12-19183, 12-191832
  • Fit specific, check part numbers to ensure proper fit
Rank No. #19
NGK (6630) UR4 V-Power Spark Plug, Pack of 1, One Size
  • Ngk spark plug
  • For Small engines
  • Pack contains 1 spark plug
  • Fit type: Universal Fit
Rank No. #20
discoGoods Waterproof Digital LCD Inductive Marine Motorcycle ATV Snowmobile Marine Boat Hour Meter
  • Rand New Inductive Hour Meter for Marine,ATV,Motorcycle,Dirt,Ski Track the Service Life of Your Vehicle-Oil Changes,Valve,Adjustments,Spark Plugs,ect
  • Easy Installation-peel&stick,no wiring necessary,or attach with enclosed hardware.No Battery Required-connecys to spark plug wire. Works on Any Gas Engine
  • Records and Displays to 9,999.9 Hours.Stand-by Time up to over 20,000 hoursHour Glass Symbol Appears and Flashes on/off to Indicate Counting Time
  • Automatic Roll Over Resolution 0.1 Hour. 100% epoxy encapsulated casing resists water,shock,stand fireof 85 Celsius degree
  • No Battery Required-connecys to spark plug wire

Last update on 2021-02-24 / Affiliate links / Images from Amazon Product Advertising API

We’ve made a buying guide of top 10 Mercury Outboard Spark Plug Change for our consumer to review. The reports above show ratings of the best overal, best cheap Mercury Outboard Spark Plug Change to buy in 2020.

If you think there is mislead information on any products and services, feel free to contact our experts at any time.