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Champion CCH592 Copper Plus Small Engine Spark Plug RJ12C

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

CCH592
05/31/2036 11:42 PM
Sale Price

$4.37

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Champion CCH592 (RJ12C) Copper Plus spark plug is a dependable OE-type replacement plug designed for small engines and power equipment. This conventional spark plug features nickel alloy electrodes and a copper core center electrode that provides increased conductivity and heat control for optimal performance and extended service life.

Key Features:

  • Copper core center electrode for improved conductivity and heat dissipation
  • Nickel alloy ground and center electrodes with efficient wear characteristics
  • Built-in resistor for reduced electromagnetic interference
  • Corrosion-resistant zinc-plated shell for durability
  • Heat range 12 for reliable ignition across various operating conditions
  • Pre-gapped to 0.030 inches (0.75mm) for quick installation

Specifications:

  • Thread diameter: 14mm (M14x1.25)
  • Reach: 9.5mm (3/8 inch)
  • Hex size: 13/16 inch (21mm)
  • Seat type: Gasket seat
  • Resistor type: SAC9
  • Torque specs: Cast iron heads 26-30 lb-ft, aluminum heads 18-22 lb-ft

This spark plug is commonly used in lawn mowers, garden equipment, marine engines, and various small engine applications. It cross-references to Autolite 258/308, NGK BR6S, and John Deere AM39011, making it a versatile replacement option for multiple brands.

Good service and quick shipping

These peeps were great.Very fast shipping and very fair price. Would buy from them again and again!!!

The ordering process was simple and the tire was shipped quickly. My overall experience was great and I would order from Motorsport.com again!

Only complaint is with UPS-paid for 2 day shipping, but evidently that does not include weekend. Ordered Wed night, THM processed on Thurs morning promptly. Didn't receive item till Monday. Other than that, A+ for THM.

Amazing prices and shipping rates

It was great and quick

Easy, fast GREAT!!!!!

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