Home / Autolite 3924 Copper Core Spark Plug - 1 Pack
Autolite 3924 Copper Core Spark Plug - 1 Pack
$12.77
Free shipping on all orders.
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The Autolite 3924 Copper Core Spark Plug 1 Pack is designed to deliver reliable ignition, efficient combustion, and enhanced engine performance for automotive applications. Built with Autolite's trusted engineering, this spark plug ensures optimal firing and consistent performance under various driving conditions.
Features & Benefits:
🔧 Designed for reliable ignition and efficient fuel combustion
🔧 Copper core provides excellent conductivity and heat transfer
🔧 Durable construction resists fouling and wear
🔧 Optimized for consistent performance in a variety of engines
Specifications:
Brand & Part Number: Autolite 3924
Quantity: 1 Pack
Plug Type: Copper Core Spark Plug
Thread Size: 14mm
Reach: 19mm (3/4 in)
Heat Range: 6
Seat Type: Gasket
Resistor: Yes
Choose Autolite 3924 spark plug for dependable ignition performance and efficient engine operation—order today!
Shipping Info
Free shipping on every US order. In-stock parts typically ship within 1 business day from Texas.
Returns
30-day returns on unused parts in original packaging. Wrong or defective items are replaced or refunded. See the return policy.
How do I confirm this part fits?
Match the brand and part number to your vehicle, or use the Parts Finder on the homepage. Contact us before ordering if you are unsure.
Are these parts new?
Yes. TXN Supply Co sells new parts from trusted OEM-quality brands — not remanufactured cores.
How fast will my order ship?
In-stock orders ship within 1 business day. Delivery time depends on your ZIP; most US addresses arrive in 2–5 business days.
What is your return policy?
Unused items can be returned within 30 days in original packaging. Customer-initiated returns may include a restocking fee and return shipping.
