Champion 946 Copper Spark Plug QC12YC - 4 Pack

The Champion 946 Copper Spark Plug (QC12YC) is designed for reliable ignition, smooth engine operation, and efficient combustion. Featuring a copper core and nickel alloy electrode, it ensures consistent spark, effective heat dissipation, and resistance to fouling. Ideal for automotive and small engine applications, the QC12YC provides dependable cold starts, improved fuel efficiency, and long-lasting performance across a variety of vehicles and equipment.

Features & Benefits:

🔧 Copper core ensures strong spark and optimal heat dissipation

🔧 Nickel alloy electrode resists fouling, corrosion, and wear

🔧 Pre-gapped for quick and precise installation

🔧 Provides smooth idle and reliable cold-start performance

Specifications:

Brand & Part Number: Champion 946 (QC12YC)

Material: Copper Core with Nickel Alloy Electrode

Thread Size: 14mm

Reach: 0.75 in. (19mm)

Gap: Pre-gapped (~0.030 in.)

Ensure reliable ignition and optimal engine performance with Champion 946 Copper Spark Plugs!

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