Autolite XP3923 Iridium XP Spark Plug, Pack of 1 019495307211 Fits1'' or 7/8'' (25mm or

Fits1'' or 7/8'' (25mm or 22mm) rails

Smooth surface reduces writing fatigue

All drawers consists English dovetail construction with two pull-out knobs in top drawer

is Made in the USA

Uses 1x 40W Type B (E26) Candelabra Base bulb (not included)

Autolite XP3923 Iridium XP Spark Plug, Pack of 1 019495307211 Fits1'' or 7/8'' (25mm orIridium enhanced platinum alloy 0. 6mm finewire center electrode for improved ignitibility performance Patented V trimmed platinum sidewire technology resists wear OE equivalent design is engineered for every engine to ensure the right plug for your vehicle Designed for better overall durability with virtually no gap erosion for longer plug life Attached motor seat gasket and terminal nut Autolite Xtreme Performance Iridium Spark Plugs are