The DENSO IW24 Iridium Spark Plug, manufacturer part number 5316 and vendor part number 5316, is engineered for dependable ignition performance in high-temperature automotive applications. Its iridium electrodes provide exceptional durability and allow for a fine electrode design that helps reduce voltage requirements while promoting consistent, efficient firing. The plug is designed for compatible engines requiring the DENSO IW24 model and should be selected according to the vehicle or equipment manufacturer’s specified fitment.
Feature: Iridium electrode construction withstands temperatures up to 4,000°F for reliable performance under demanding operating conditions.
Feature: Fine 0.4 mm electrode design helps lower required firing voltage and supports improved ignition performance.
Feature: 360-degree laser-welded electrode construction creates a secure seal that resists wear in severe environments.
Feature: Tapered-cut ground electrode and U-groove design create a larger flame-center area for dependable combustion.
Before installation, verify that the DENSO IW24 model and part number 5316 match the engine application, required heat range, and manufacturer recommendations. Proper fitment and installation are essential for maintaining ignition reliability and preventing damage to the plug or engine. This DENSO spark plug is suited for replacement applications where long service life, stable ignition, and resistance to demanding temperatures are required.
Features:
- Iridium electrode construction withstands temperatures up to 4,000°F
- Fine 0.4 mm electrode design helps reduce firing voltage requirements
- 360-degree laser-welded electrode seal resists wear in severe conditions
- Tapered-cut ground electrode and U-groove create a larger flame-center area
- Designed for compatible applications requiring the DENSO IW24 spark plug, part number 5316