IRIDIUM SPARK PLUG

You don’t have to choose between high performance and long life in your iridium spark plug. Bosch Iridium is engineered to deliver both. Bosch original equipment design, materials and processes represent the best of OE technology. The ultra fine wire design and laser welded tapered ground electrode deliver optimum performance, while the iridium center electrode and platinum ground electrode help it to go the distance. Unlock the performance in your engine with Bosch Iridium Spark Plugs. Electrode Type: Fine Wire Center Electrode Core Material: Iridium Electrode Tip Material: Platinum Insulator Type: Ribbed Thread Size (IN): 0.551 Inch Thread Size (MM): 14 Millimeter Reach: 0.688 Inch Seat Type: Tapered Wrench Diameter: 5/8 Inch Quantity: Single Features 360 Degree Continuous Laser Welded Iridium Center Electrode Featuring Ultra Fine Wire Design Copper Core Ground Electrode. Large, Copper Core Center Electrode Tapered Ground Electrode With Laser-Welded, Iridium-Platinum Alloy Inlay Nick