The NGK Spark Plugs MR8BI-8 Iridium Spark Plug is designed to deliver reliable ignition, consistent performance, and extended service life. Its fine iridium tip supports a stable spark under demanding operating conditions, helping promote strong acceleration, fuel efficiency, and dependable engine operation. This spark plug is manufactured by NGK Spark Plugs and is identified by manufacturer and vendor part number 91360.
Feature: Fine iridium tip provides excellent durability and maintains a consistently stable spark.
Feature: Trivalent metal plating helps resist corrosion and reduces the risk of seizing during installation or removal.
Feature: Ultra-small-diameter center electrode lowers the voltage required for ignition and may help extend ignition system component life.
Feature: Enhanced metal shell plating provides improved corrosion resistance for long-term durability.
The NGK Spark Plugs MR8BI-8 model is intended as a direct replacement for applications specified for this plug design. Confirm vehicle, engine, equipment, and manufacturer fitment requirements before installation to ensure the correct heat range, reach, and ignition specifications. Install according to the equipment manufacturer’s recommended procedures and torque specifications. This product is supplied as an individual spark plug and carries NGK Spark Plugs manufacturer and vendor part number 91360.
Features:
- Fine iridium tip for high durability and a consistently stable spark
- Trivalent metal plating for superior corrosion resistance and reduced seizing
- Supports responsive acceleration, fuel efficiency, and dependable engine durability
- Ultra-small-diameter center electrode reduces voltage requirements and helps extend ignition system life
- Enhanced metal shell plating provides improved anticorrosion performance
- Model: MR8BI-8
- Brand: NGK Spark Plugs
- Manufacturer Part Number: 91360
- Vendor Part Number: 91360