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Champion 977 Copper Plus Resistor Spark Plug 14mm

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

977
05/27/2036 9:08 PM
Sale Price

$15.65

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Champion 977 Copper Plus spark plug delivers reliable ignition performance with advanced engineering designed for optimal engine operation. This resistor-type spark plug features a copper core center electrode that provides precise heat range control, ensuring consistent performance and extended service life across a wide range of operating conditions.

Key Features:

  • Copper core center electrode for accurate heat range control and improved performance
  • Patented SAC-9 semi-conductor resistor provides maximum suppression of electromagnetic interference (EMI) and radio frequency interference (RFI)
  • Patented Ultraseal coated shell prevents rust and corrosion for reliable long-term operation
  • 14mm thread diameter for broad vehicle compatibility
  • Resistor design protects sensitive electronic components and reduces radio static

Champion Copper Plus spark plugs are engineered to meet or exceed OEM specifications, making them an excellent choice for replacement applications across automotive, marine, small engine, and powersports equipment.

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