5328 Denso Iridium Power Series Spark Plug, Sold individually NP5328
Denso Premium Class Iridium Spark Plug is designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures which provides better throttle response and acceleration.
Specifications:- 14 mm thread size
- 18 mm reach
- 16 mm hex size
- Tapered seat
- Resistor type
- Removable terminal nut
- 0.4 mm Iridium center electrode
- Tapered cut U-groove ground electrode
- 0.028 in. gap
- 24 heat range
- Replaces OE part number IT24.
- Five-rib design prevents flashover while decreasing voltage loss
- Copper glass seal bonds the center electrode and insulator together for a gas-tight seal
- Platinum center electrode utilizes platinum to shrink the surface area of the center electrode tip for maximum firing performance and minimum voltage requirements
- Platinum ground electrode resists gas and electrical erosion and corrosion extending service intervals to 60,000 miles
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