Autolite 2526 Spark Plug Box/4

This item is brand-new, factory sealed.

(4) Autolite 2526 Spark Plugs - Copper Resistor Fits 1981-1985 Mazda RX-7 1.1L
Mixture of nickel and copper-glass seal that bonds the insulator, terminal post and center electrode together, assuring full voltage Chromium-nickel alloy ground electrode resists gap erosion Copper-core center electrode sheathed in high chromium-nickel alloy for superior heat dissipation and durability Longer insulator nose provides a longer path to control fouling deposits