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Champion CCH415 Copper Plus Small Engine Spark Plug RN9YC

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

CCH415
05/31/2036 11:42 PM
Sale Price

$3.83

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Champion CCH415 Copper Plus Spark Plug (also known as RN9YC) is a premium small engine spark plug engineered for reliable performance in lawn mowers, chainsaws, trimmers, outboard motors, and other outdoor power equipment. This resistor plug features a copper core center electrode that provides superior heat control and extended service life.

Key Features:

  • Copper core center electrode for accurate heat range control and longer plug life
  • 14mm thread diameter with 3/4 inch reach and 13/16 inch hex head
  • Projected tip design for improved ignitability
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • SAC-9 semiconductor resistor for EMI and RFI suppression
  • Gap range: 0.029 to 0.035 inches

Installation Specifications:

  • Torque specs for cast iron heads: 26-30 lb-ft
  • Torque specs for aluminum heads: 18-22 lb-ft

This application-specific spark plug meets or exceeds all original equipment specifications and is cross-referenced with numerous OEM part numbers including NGK BPR6ES, Denso W20EXRU, and ACDelco R42XLS. Engineered specifically for the repair and maintenance environment, the Champion 415 delivers dependable performance and proven durability for small engines.

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Couldn't be more pleased!

I found the part I need for my boat at Boatplicity and placed the order. The price was fair and I received the part in just a few days. It was exactly the part I needed and worked great. I would recommend Boatolicity for all your boating needs.

So far so good Quick and easy to order

Great Price ! Thanks!!

Great product. Accurate website description. Fits perfectly. 5 stars for sure

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