NGK R5671A-7 Racing Spark Plugs #4091

NGK racing spark plugs are built to withstand the severe mechanical and thermal shock associated with high-revving, high-compression engines. NGK racing plugs feature electrode materials-precious metals like platinum or gold/palladium--for greater durability and low voltage requirements. Fine-wire center and ground electrodes provide better sparking and enhanced ingnitability. And, the special arrangement of insulator noses improves throttle response! So, what's firing your race car to the winner's circle? Whether you're a weekend warrior or an expert racer, rocket your way to victory with racing spark plugs from NGK--the people who spark winners!

Choice of Single, 4 Pack, 32 Plugs, 64 Plugs or 120 Case

14mm Thread

.750" Reach

Gasket Seat

Non-Resistor

Non-Projected Tip

Copper Electrode

5/8" Socket