My Account
Shopping Cart

Champion 8231 J6C Copper Plus Small Engine Spark Plug

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

8231
06/02/2036 3:24 PM
Sale Price

$3.76

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Champion J6C spark plug is a conventional spark plug with nickel alloy electrodes and a copper core center electrode that allows for increased conductivity and heat control. This Copper Plus spark plug is designed for small engine and marine applications, delivering dependable performance across a wide range of equipment.

Key Specifications:

  • 14mm thread diameter with 1.25mm thread pitch
  • 9.5mm (3/8") reach with gasket seat type
  • 13/16" (21mm) hex size with removable nut terminal
  • Pre-gapped at 0.030" (0.75mm)
  • Heat range 6, non-resistor type
  • Non-projected standard center electrode (2.5mm)

Installation Torque Specifications:

  • Cast iron heads: 26-30 lb-ft
  • Aluminum heads: 18-22 lb-ft

This spark plug is suitable for small engines, industrial/farm/agricultural engines, marine engines, chainsaws, blowers, chippers, weed trimmers, and various other powersports and outdoor power equipment applications. The nickel alloy construction provides reliable performance and durability for demanding operating conditions.

Quick and easy to order....I will let you know how the shipping and product quality is.....

Quick and easy. Amazon check out made very quick.

Hope those are S &amp; W gauges and they are as good as they look. Thanks

Fast and easy.. good support

Quick and easy

Autoplicity has a great selection of parts, great companies and great prices. Shipping was very fast and payment very easy. Will be shopping here in the future.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy