Autolite 3923 Copper Core Spark Plugs - 1 Pack

The Autolite 3923 Copper Core Spark Plug delivers reliable ignition performance and value for everyday driving. Built with a solid copper core, it provides better conductivity and heat control, supporting smooth engine starts and consistent combustion. Ideal for replacing a single worn or fouled plug, this OEM-quality spark plug is compatible with a wide range of older and modern engines.

🔧 Solid copper core improves heat dissipation 🔧 Nickel alloy tip for durability and spark stability 🔧 Pre-gapped for quick installation 🔧 Reduces fouling and misfires 🔧 Trusted performance for budget-conscious maintenance

✅ Automotive plug replacements ✅ Small engine or single-cylinder repairs ✅ Applications requiring Autolite 3923

Brand: Autolite Part Number: 3923 Material: Copper Core, Nickel Alloy Tip Thread Size: 14mm Reach: 19mm Seat Type: Gasket Use Case: Automotive

Dependable spark starts here with Autolite Copper Core performance 🔧