Home / Champion 104 Copper Plus Spark Plug RN4C - 4 Pack
Champion 104 Copper Plus Spark Plug RN4C - 4 Pack
$23.77
Free shipping on all orders.
Qty In Stock: 20
The Champion 104 Copper Plus Spark Plug RN4C 4 Pack is designed to deliver reliable ignition and optimal engine performance for automotive and small engine applications. Built for durability and consistent performance, these spark plugs help support efficient combustion and smooth operation in a variety of engines.
Features & Benefits:
🔧 Includes 4 Champion RN4C spark plugs for convenient replacement
🔧 Copper core for improved conductivity and heat dissipation
🔧 Designed for reliable starts and steady engine performance
🔧 Durable construction resists fouling and wear for long-lasting use
Specifications:
Brand & Part Number: Champion 104 (RN4C)
Quantity: 4 Pack
Plug Type: Standard Spark Plug
Thread Size: 14mm
Reach: 19mm (3/4 in)
Hex Size: 5/8 in (16mm)
Heat Range: 4
Seat Type: Gasket
Resistor: Yes
Choose Champion RN4C spark plugs for dependable ignition, efficient performance, and trusted quality—order this 4 pack 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.
