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Champion 121 RV8C Copper Plus Spark Plug Marine

Manufacturer

Champion

<h3>Champion: A Legacy of Engine Performance</h3><p>For decades, <strong>Champion</strong> has been one of the most trusted names in engine ignition and maintenance. Born from a commitment to precision engineering, Champion has earned its reputation by delivering reliable, time-tested replacement parts that keep engines running at their best — whether on the road, on the water, or in the backyard.</p><h3>World-Class Spark Plug Technology</h3><p>Champion's story is inseparable from the spark plug. The brand helped pioneer modern ignition technology, and today its spark plug lineup remains a go-to choice for automotive technicians and DIY mechanics alike. Champion <a href="/120-champion-spark-plug-7212">spark plugs</a> are engineered to deliver consistent ignition performance across a wide range of engine types, from daily-driver commuter cars to high-demand power sport machines. Whether you're tuning up a classic V8 or maintaining a small-displacement four-cylinder, Champion offers a plug designed to match your engine's specific requirements.</p><p>Beyond the plug itself, a reliable ignition system depends on every component working in harmony. Champion's <a href="/120-champion-spark-plugs-spark-plug-boot-kit-23507">spark plug boot kits</a> provide the complete solution — protecting ignition wires and ensuring a secure, interference-free connection between the plug and the ignition system. These kits are especially popular for vehicle owners who want a thorough tune-up rather than a partial fix.</p><h3>Marine and 2-Cycle Engine Solutions</h3><p>Champion's expertise doesn't stop at automotive ignition. The brand also serves boaters and marine enthusiasts with products formulated for the unique demands of water-based engines. Champion <a href="/120-champion-2-cycle-outboard-oil-200042">2-cycle outboard oil</a> is designed to protect outboard motors running in demanding marine conditions, helping to minimize wear, reduce deposits, and extend engine life. It's a natural extension of Champion's core philosophy: give every engine — regardless of application — the quality it deserves.</p><h3>Built for Every Engine, Every Application</h3><p>What sets Champion apart is the breadth of its coverage. From passenger vehicles to boats, lawn and garden equipment to power sport machines, Champion engineers products with real-world performance in mind. The brand's catalog of over 800 products means that regardless of what you drive, ride, or operate, there's a Champion part designed to keep it running at peak efficiency.</p><p>Whether you're doing a routine tune-up or a full ignition system overhaul, Champion's combination of heritage, innovation, and comprehensive coverage makes it a brand worth turning to first.</p>

Part Number

121
06/01/2036 12:56 AM
Sale Price

$3.99

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Champion RV8C spark plug delivers reliable ignition performance with focused spark energy and built-in RFI suppression to protect sensitive marine electronics. This copper plus spark plug is engineered specifically for marine applications including inboard, I/O, outboard motors, and personal watercraft.

Key Features:

  • Triple-coated shell provides excellent corrosion resistance in harsh marine environments
  • Triple-seal assembly offers industry-leading durability and leak prevention
  • Precision-rolled threads ensure proper fit and conform to all manufacturer specifications
  • SAC-9 RFI suppressor protects radio and navigation equipment from interference
  • Copper core center electrode for optimal heat transfer and conductivity
  • Made in USA with Champion's proven quality standards

RFI Suppression Technology:

The RV8C features Champion's SAC-9 resistor suppressor, constructed from strontium carbonate, aluminum oxide, and copper oxide powders. This resistor design effectively limits Radio Frequency Interference without compromising ignition performance, ensuring your onboard electronics operate without disruption.

Application Notes:

Consult your engine owner's manual to verify the correct spark plug specification for your application. Using the proper plug type is essential for optimal engine performance and reliability.

Products specifications

Type

Copper Plus

The floor mats I purchased for my car work like a dream. They were just as described in the listing. The shipping was also pretty quick. I just wish the price was about $20 cheaper. Other than that I was completely satisfied.

It was quick and straight to the point without a whole lot of dialogue.

Low prices, Fast shipping and great service!

Quick and efficient, Thank You!

Lowest price, timely delivery.

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