Top 10 Best Mercruiser Spark Plugs

of November 2024
1
Best ChoiceBest Choice
Tune Up Kit with NGK BPR6EFS Spark Plugs Distributor Cap, Rotor and Spark Plug
RPS
RPS
10
Exceptional
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2
Best ValueBest Value
Set of 8 Spark Plugs For Mercruiser 305 350 454 5.0L 5.7L 7.4L Boat
KB Diesel Performance LLC
KB Diesel Performance LLC
9.9
Exceptional
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3
RPS Tune Up Kit with Distributor Cap and Rotor and Spark Plug Wires Mercruiser
RPS
RPS
9.8
Exceptional
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4
Quicksilver 816336Q NGK BPR6EFS Standard Spark Plug, 1-Pack
Quicksilver
Quicksilver
9.7
Exceptional
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5
Mercruiser Thunderbolt V8 DISTRIBUTOR CAP ROTOR SPARK PLUG WIRES KIT SET 5.0
RPS
RPS
9.6
Exceptional
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6
Quicksilver 898264001 AC Delco MR43T Spark Plug
Quicksilver
Quicksilver
9.5
Excellent
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7
AC Iridium Spark Plugs for Fuel Injected MERCRUISER, Volvo Penta, PCM, INDMAR
AC
AC
9.4
Excellent
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8
distributor cap, rotor, spark plug wires tune up kit for Mercruiser 5.0 5.7 MPI
RPS
RPS
9.3
Excellent
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9
ACDelco MR43LTS Specialty Marine Spark Plug (Pack of 1)
ACDelco
ACDelco
9.2
Excellent
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10
NGK 3623 Pack of 4 Spark Plugs
NGK
NGK
9.1
Excellent
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About Mercruiser Spark Plugs

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Tune Up Kit with NGK BPR6EFS Spark Plugs Distributor Cap, Rotor and Spark Plug Wires Mercruiser 3.0L LX Replaces 811635Q2 816761Q14

Tune up kit for Volvo Penta and Mercruiser 3.0 engines, 1991 and up. Quality Made in USA 8mm wires, includes coil wire. Brass terminal marine grade distributor cap.. Kit includes four NGK BPR6EFS sparks plugs, distributor cap, rotor and wires. Dielectric grease included. Replaces 811635Q2 816761Q14.

Set of 8 Spark Plugs For Mercruiser 305 350 454 5.0L 5.7L 7.4L Boat

RPS Tune Up Kit with Distributor Cap and Rotor and Spark Plug Wires Mercruiser 3.0L LX Replaces 811635Q2 816761Q14

Cap, rotor and wires for Volvo Penta and Mercruiser 3.0 engines, 1991 and up. Quality 8mm wires, includes coil wire. Quality brass terminal cap. Dielectric grease includes. Replaces 811635Q2 816761Q14.

Quicksilver 816336Q NGK BPR6EFS Standard Spark Plug, 1-Pack

NGK BPR6EFS Standard plugs are pre-gapped to your engine manufacturers specifications. Check your engine owners manual for the correct spark plug and use only the plug as recommended by your engines original equipment manufacturer. NGK Trivalent metal plating also provides superior anti-corrosion in the marine environment and anti-seizing for easier removal. This NGK standard plug features a copper core to promote heat dissipation and more efficient spark plug operation and a removable terminal. Replace all the engine plugs at the same time.

Mercruiser Thunderbolt V8 DISTRIBUTOR CAP ROTOR SPARK PLUG WIRES KIT SET 5.0 5.7 7.4 8.2 350

New distributor cap, rotor, and spark plug wires for Mercruiser V8 engines with Thunderbolt ignition.. Fits 5.0, 5.7, 7.4, 8.2 engines with Thunderbolt ignition system.. 8mm plug wires. Distributor cap is J1171 certified and has quality brasscopper contacts. Includes new bolts, gasket, and drain for cap. Dialectic grease included for wires.. Replaces Mercruiser 's 805759Q3 84-816608Q61.

Quicksilver 898264001 AC Delco MR43T Spark Plug

Made by AC Delco with nickel alloy tip, copper core and ribbed suppressor seal for durability and performance. Check your engine owners manual for the correct spark plug and use only the plug as recommended by your engines original equipment manufacturer. Nickel-chrome alloy sheathing on the ground and center electrodes help resist wear from spark erosion and the corrosive environment of the combustion chamber. Dont just clean used spark plugs, replace them with new plugs for better performance. Replace all the engine plugs at the same time.

AC Iridium Spark Plugs for Fuel Injected MERCRUISER, Volvo Penta, PCM, INDMAR 5.0, 5.7, 6.2 Engines

Set of 8 Iridium spark plugs compatible with 41-993 spark plugs. Fits 1997 and newer GM 5.0, 5.7, 6.2 engines. Compatible with Crusader PCM RP030010, Mercruiser 33-8M2018369, Volvo Penta 21467472 3858996. Fits Mercruiser 5.0 MPI, 350 MAG, Black Scorpion 1997 and newer. Fits Volvo Penta 5.0, 5.7 GXI, OSI, GI, 1997 and newer.

distributor cap, rotor, spark plug wires tune up kit for Mercruiser 5.0 5.7 MPI MAG and Volvo Penta 5.0 5.7 GI GXI

New spark plug wire set, distributor cap and rotor kit for Mercruiser and Volvo Penta 5.0, 5.7, 6.2 V8 fuel injected engines with the flat top distributor cap. Quality 8mm wires, includes coil wire and dielectric grease. Note spark plug wires have straight ends and will replace 90 degree ends.. Cap has quality brass terminals.

ACDelco MR43LTS Specialty Marine Spark Plug (Pack of 1)

Made by AC Delco with nickel alloy tip, copper core and ribbed suppressor seal for durability and performance. Check your engine owners manual for the correct spark plug and use only the plug as recommended by your engines original equipment manufacturer. Dont just clean used spark plugs, replace them with new plugs for better performance. Replace all the engine plugs at the same time. Fit type Vehicle Specific.

NGK 3623 Pack of 4 Spark Plugs

Pack of 4 Spark Plugs. Genuine NGK Spark Plugs. Copper core. Corrugated ribs. Triple-Gasket sealing process.
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