Intended for racing use only. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability.

NGK Racing plugs bring ultra-high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications.

NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world.

Quantity 8 - NGK R5671A-8 4554 V Power Racing Turbo Nitrous Supercharged Spark Plugs 

this part is in stockStatus: In Stock

this is a brand new partCondition: New

Center Electrode Core Material Copper Core

Center Electrode Tip Material Nickel w/ V-groove

Ground Configuration Standard

Ground Electrode Core Material Nickel Core

Ground Electrode Quantity 1

Ground Electrode Tip Design Standard

Hex Size 5/8 in

Insulator Height 50.50 mm

Manufacturer Heat Range 8

Part Number R5671A-8

Pre-Gap Size .032 in

Reach .75 in

Resistance 1 Ohms

Seat Type Flat

Stock Number 4554

Thread Diameter 14.00 mm