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Boating & Marine > Marine Engine Parts > Spark Plugs & Tune Up Kits >

SelocCounterman Engine Parts Finder - Boating & Marine
For the mechanic or do-it-yourselfer, we offer parts from Sierra, Arrowhead, Arco, and more for most outboard motors and inboard engines. Our engine parts include starters, water pumps, manifolds, mufflers, alternators, starters, spark plugs, carburetors, solenoids, tilt and trim motors, and more. Seloc Counterman makes finding the right part easy.

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NGK 6422 BPR7HS Standard Plug

New! NGK 6422 BPR7HS Standard Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Nickel electrodes

$2.49
Sierra Spark Plug Wire Set For Mercury Marine, Sierra Part #18-8804-1

Sierra Spark Plug Wire Set For Mercury Marine, Sierra Part #18-...

Key Features
  • Sierra Part #18-8804-1

  • Mercury Marine spark plug wire set

$39.99
Aqua Power Complete Performance Marine Tune-Up Kit

Aqua Power Complete Performance Marine Tune-Up Kit

Key Features
  • Includes cap, rotor, points, and condenser

  • For Mercruiser V-6 engines with:

  • Thunderbolt IV ignition systems

$28.99
Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part #18-8810-1

Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part...

Key Features
  • Sierra Part #18-8810-1

  • Wiring/plug set

  • For Mercury Marine/OMC engine

$38.99
Sierra Spark Plug Boot For Chris-Craft Engine, Sierra Part #18-5752

Sierra Spark Plug Boot For Chris-Craft Engine, Sierra Part #18-...

Key Features
  • Sierra Part #18-5752

  • Spark plug boot

  • For Chris-Craft engine

$4.24
NGK 4323 BR6FS Standard Plug

New! NGK 4323 BR6FS Standard Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Nickel electrodes

$3.99
Sierra Wiring Plug Set For OMC Engine, Sierra Part #18-8816-1

Sierra Wiring Plug Set For OMC Engine, Sierra Part #18-8816-1

Key Features
  • Sierra Part #18-8816-1

  • Wiring plug set

  • For OMC engine

$11.69
Sierra Spark Plug Wire Kit For Mercury Marine Engine, Sierra Part #18-5225

Sierra Spark Plug Wire Kit For Mercury Marine Engine, Sierra Part...

Key Features
  • Sierra Part #18-5225

  • Spark plug wire kit

  • Designed for Mercury Marine engine

$32.99
Sierra Distributor Cap For Mercury Marine/OMC/Volvo Engine Sierra Part #18-5361

Sierra Distributor Cap For Mercury Marine/OMC/Volvo Engine Sierra...

Key Features
  • Sierra Part #18-5361

  • Distributor cap

  • For Mercury Marine/OMC/Volvo engine

$8.04
NGK 3481 DCPR6E Standard Plug

New! NGK 3481 DCPR6E Standard Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Nickel electrodes

$4.99
Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part #18-8803-2

Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part...

Key Features
  • Sierra Part #18-8803-2

  • Wiring/plug set

  • For Mercury Marine/OMC engine

$49.99
Sierra Tuneup Kit, Sierra Part #18-5279

Sierra Tuneup Kit, Sierra Part #18-5279

Key Features
  • Sierra Part #18-5279

  • Tuneup kit

$29.99
Sierra Tune-Up Kit For Mercury Marine Engine, Sierra Part #18-5281

Sierra Tune-Up Kit For Mercury Marine Engine, Sierra Part #18-...

Key Features
  • Sierra Part #18-5281

  • Tune-up kit

  • For Mercury Marine engine

$31.99
Sierra Wiring/Plug Set For Mercury Marine Engine, Sierra Part #18-8833-1

Sierra Wiring/Plug Set For Mercury Marine Engine, Sierra Part #18...

Key Features
  • Sierra Part #18-8833-1

  • Wiring/plug set

  • For Mercury Marine engine

$34.99
Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5006

Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5006

Key Features
  • Sierra Part #18-5006

  • Tuneup kit

  • For OMC engine

$19.99
Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part #18-8800-1

Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part...

Key Features
  • Sierra Part #18-8800-1

  • Wiring/plug set

  • For Mercury Marine/OMC engine

$35.99
Sierra Plug Wire Set For Westerbeke Engine, Sierra Part #23-4501

Sierra Plug Wire Set For Westerbeke Engine, Sierra Part #23-4501

Key Features
  • Sierra Part #23-4501

  • Plug wire set

  • For Westerbeke engine

$39.99
Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra Part #18-8802-1

New! Sierra Wiring/Plug Set For Mercury Marine/OMC Engine, Sierra...

Key Features
  • Sierra Part #18-8802-1

  • Wiring/plug set

  • For Mercury Marine/OMC/Volvo engine

$44.99
Sierra Wiring/Plug Set For OMC/Volvo Engine, Sierra Part #18-8823-1

Sierra Wiring/Plug Set For OMC/Volvo Engine, Sierra Part #18-8823...

Key Features
  • Sierra Part #18-8823-1

  • Wiring/plug set

  • For OMC/Volvo engine

$64.99
Sierra Wiring Plug, Sierra Part #18-5227-1D

New! Sierra Wiring Plug, Sierra Part #18-5227-1D

Key Features
  • Sierra Part #18-5227-1D

  • Wiring plug

$19.99
NGK Laser Iridium Spark Plugs

New! NGK Laser Iridium Spark Plugs

Key Features
  • Iridium at fine-wire center electrode

  • Platinum at ground electrode

  • Spark plug with maximum performance

  • Protected against gap erosion

6 models to choose from
$13.99 - $17.99
NGK V-Power Spark Plugs

New! NGK V-Power Spark Plugs

Key Features
  • Economical performance over nickel spark plugs

  • Lower ignition system voltage requirements

  • Increased fuel economy

  • Resistant to electrical and chemical wear

5 models to choose from
$3.99 - $9.99
NGK 4363 PZFR5F-11 Laser Platinum Plug

New! NGK 4363 PZFR5F-11 Laser Platinum Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Platinum electrodes

$17.99
$16.99
NGK 4212 ILFR6GE Laser Iridium Plug

New! NGK 4212 ILFR6GE Laser Iridium Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Iridium center / platinum ground electrode

$19.99
NGK 5887 IZFR5G Laser Iridium Plug

New! NGK 5887 IZFR5G Laser Iridium Plug

Key Features
  • Plugs constructed for long life

  • Anti-corrosion and anti-seizing properties

  • Triple seals prevent leakage

  • Iridium center / platinum ground electrode

$17.99
Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5258

Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5258

Key Features
  • Sierra Part #18-5258

  • Tuneup kit

  • For OMC engine

$19.99
Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5251

Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5251

Key Features
  • Sierra Part #18-5251

  • Tuneup kit

  • For OMC engine

$22.99
Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5256

Sierra Tuneup Kit For OMC Engine, Sierra Part #18-5256

Key Features
  • Sierra Part #18-5256

  • Tuneup kit

  • For OMC engine

$30.99
Aqua Power Complete Performance Marine Tune-Up Kit..

Aqua Power Complete Performance Marine Tune-Up Kit

Key Features
  • Includes cap, rotor, points, and condenser

8 models to choose from
$12.99 - $74.99
Electronic Conversion Kits

Electronic Conversion Kits

Key Features
  • Easy to install

  • Performance not affected by oil, heat, or moisture

  • Not for use in OMC enfines w/shift assist module

  • Distributor cap and rotor not included

6 models to choose from
$129.99 - $174.99
Sierra Tuneup Kit For Volvo Engine, Sierra Part #18-5257

Sierra Tuneup Kit For Volvo Engine, Sierra Part #18-5257

Key Features
  • Sierra Part #18-5257

  • Tuneup kit

  • For Volvo engine

$36.99
CDI 7" Spark Tester Wire

CDI 7" Spark Tester Wire

Key Features
  • 7" extension wire

  • Use with CDI-5119766 spark gap tester

  • Set includes 4 wires

$29.99

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