The ACDelco GM R45 Spark Plug is designed for reliable ignition and smooth engine performance in a wide range of GM engines. 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 R45 provides dependable cold starts, improved fuel efficiency, and smoother engine operation.
★ Copper core enhances spark efficiency and heat dissipation
★ Nickel alloy electrode resists fouling, corrosion, and wear
★ Pre-gapped for quick and easy installation
★ Provides smooth idle and reliable cold-start performance
Brand & Part Number: ACDelco R45
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 R45 spark plugs! ★
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