NGK Spark Plug 2746, SKU 2-R5670-6

Featuring a 98% pure copper core and high-grade alumina silicate ceramic for improved throttle response, service life and performance.

The NGK Spark Plug 2746, SKU 2-R5670-6, features a 98% pure copper core and high-grade alumina silicate ceramic. This construction is designed to support improved throttle response, service life, and performance.

Cold-rolled threads help provide consistent thread formation, while trivalent plating offers a durable plated finish. Specialized ground electrode designs complete the plug’s performance-focused construction.

Designed for applications requiring NGK part number 2746, this spark plug combines carefully selected materials and manufacturing features for dependable service.

Features:

• Copper Core: Features a 98% pure copper core.
• Ceramic Insulator: Uses high-grade alumina silicate ceramic.
• Cold-Rolled Threads: Includes cold-rolled threads.
• Trivalent Plating: Features trivalent plating.
• Ground Electrode Design: Includes specialized ground electrode designs.