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Champion QL78YCSP Marine Spark Plug Shop Pack 938S (24-Pack)

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

QL78YCSP
06/02/2036 3:24 PM
Sale Price

$88.83

In Stock (10+)

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Usually delivered within 2 days

free shipping

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Champion QL78YCSP is a professional-grade shop pack containing 24 conventional spark plugs designed specifically for marine and small engine applications. This bulk pack is ideal for professional installers, marinas, and shops who need reliable spark plugs in quantity.

Key Features:

  • Conventional spark plug design with nickel alloy electrodes for dependable performance
  • Copper core center electrode provides increased conductivity and accurate heat control for extended service life
  • Built to ISO and SAE standards for proven reliability
  • Superior corrosion resistance for harsh marine environments
  • Resists fouling for consistent ignition

Specifications:

  • Thread Diameter: 14mm
  • Thread Reach: 12.7mm (0.5 inch)
  • Seat Type: Flat
  • Hex Size: 21mm
  • Tip Configuration: Projected
  • Terminal Type: Solid

OEM Cross-References: Replaces OEM part number 0437929. Also crosses to NGK BPZ8HS-10, NGK BPR8HS, and other equivalent part numbers.

Each shop pack contains 24 individual QL78YC spark plugs (Champion stock number 938S), providing excellent value for high-volume users.

Products specifications

Manufacturer Part Number

938S

Model Number

QL78YCSP

Quantity

24

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