8 Pack ACDelco R42TS Copper Spark Plugs 19354426

The Genuine GM ACDelco R42TS Spark Plug is designed for reliable ignition and efficient combustion in a wide range of GM vehicles. Featuring a copper core and nickel alloy electrode, it ensures consistent spark, effective heat dissipation, and resistance to fouling. Ideal for engines requiring conventional spark plugs, the R42TS provides smooth operation and dependable cold-start performance for long-lasting engine efficiency.

Features & Benefits:

🔧 Copper core ensures strong spark and optimal heat transfer

🔧 Nickel alloy electrode resists fouling and corrosion

🔧 Pre-gapped for quick and accurate installation

🔧 Provides smooth idle and reliable cold-start performance

Specifications:

Brand & Part Number: ACDelco R42TS

Material: Copper Core with Nickel Alloy Electrode

Thread Size: 14mm

Reach: 0.46 in. (11.7mm)

Gap: Pre-gapped (~0.035 in.)

Keep your engine running smoothly with ACDelco R42TS spark plugs!

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