DENSO IX24B 5376 Iridium Spark Plug — Iridium Iridium Spark Plug - IX24B

Features Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves 360° laser welding of electrode provides a seal that resists wear even in the worst conditions Ground electrode features a tapered cut and U-groove that form a large volume area for the flame's center Specs Center Electrode Type Fine Wire Ground Electrode Shape Grooved Ground Electrode Shape Taper Cut Heat Range 8