NGK V-Power Spark Plug Box of 4 (ZGR5A) 1980-nissan-280zx-esi4671131 Retard Timing- detailed instructions on

Retard Timing- detailed instructions on integrating with MSD

The unique direct-port pattern assures you perfect nitrous-fuel distribution

750 body diameter

So after hours of designing and dyno testing

NGK V-Power Spark Plug Box of 4 (ZGR5A) 1980-nissan-280zx-esi4671131 Retard Timing- detailed instructions onNGK V Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V cut nickel alloy center electrode and concave ground electrode of NGK's V Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal