DENSO Iridium Spark Plug, BP7ES, BP7EVX, BPR7EIX, BPR7ES, BPR7ES-11, U-Style, Cooler plug, Each, IW22
- Six times harder than platinum, iridium doesn’t melt in temperatures up to 4,F
- Because the plug’s iridium electrode can shrink to only .4mm, voltage requirements decrease while firing performance improves
- 36 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
- Use NGK reference chart to order and stock these plugs
- Sold each
