ACDelco R46SZ Copper Spark Plug - 8 Pack - 19355455 GM OEM

The ACDelco R46SZ Spark Plug is designed to provide reliable ignition, smooth engine operation, and long-lasting durability. Featuring a copper core and nickel alloy electrode, it ensures consistent spark, effective heat dissipation, and resistance to fouling. Ideal for conventional ignition systems, the R46SZ provides dependable cold starts, improved fuel efficiency, and smooth engine performance in a wide range of vehicles and equipment.

Features & Benefits:

🔧 Copper core ensures strong spark and efficient heat transfer

🔧 Nickel alloy electrode resists fouling, corrosion, and wear

🔧 Pre-gapped for quick and accurate installation

🔧 Provides smooth idle and reliable cold-start performance

Specifications:

Brand & Part Number: ACDelco R46SZ

Material: Copper Core with Nickel Alloy Electrode

Thread Size: 14mm

Reach: 0.46 in. (11.7mm)

Gap: Pre-gapped (~0.035 in.)

Ensure reliable ignition and optimal engine performance with ACDelco R46SZ spark plugs!

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