DENSO IW27 5317 Iridium Spark Plug — Iridium Iridium Spark Plug - IW27 Brand_Progressive Suspension Rivet link has been changed

Rivet link has been changed to a hollow end to facilitate easier installation

5 mm (1-29/32") Length 118 mm (4-41/64") Length 118

Made for Harley Dyna swingarm (could fit others)

Material Aluminum Riding Style Street Type Heat Shield Units Each Model Power Duals Product Name Liner Material Dura 2000™

DENSO IW27 5317 Iridium Spark Plug — Iridium Iridium Spark Plug - IW27 Brand_Progressive Suspension Rivet link has been changedFeatures Six times harder than platinum, iridium withstands temperatures up to 4,000F 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 Electrode Tip Material