![NGK IRIDIUM XI Spark Plug 8 HEAT: Mazda 86-95 RX-7 [BR8EIX] - $10.95 : Himni Racing, Turbocharger, Turbo, Garrett, Turbo Kit, GReddy, Mazda RX-7, HKS, Apexi, TiAL, TurboXS, TurboSmart, Flange, Turbonetics, Exhaust, Intercooler, ACT, Intake NGK IRIDIUM XI Spark Plug 8 HEAT: Mazda 86-95 RX-7 [BR8EIX] - $10.95 : Himni Racing, Turbocharger, Turbo, Garrett, Turbo Kit, GReddy, Mazda RX-7, HKS, Apexi, TiAL, TurboXS, TurboSmart, Flange, Turbonetics, Exhaust, Intercooler, ACT, Intake](https://www.himni-racing.com/images/ngk_irid.jpg)
NGK IRIDIUM XI Spark Plug 8 HEAT: Mazda 86-95 RX-7 [BR8EIX] - $10.95 : Himni Racing, Turbocharger, Turbo, Garrett, Turbo Kit, GReddy, Mazda RX-7, HKS, Apexi, TiAL, TurboXS, TurboSmart, Flange, Turbonetics, Exhaust, Intercooler, ACT, Intake
NGK OEM STANDARD Spark Plug TRAILING: Mazda 86-95 RX-7 [BUR9EQ] - $10.55 : Himni Racing, Turbocharger, Turbo, Garrett, Turbo Kit, GReddy, Mazda RX-7, HKS, Apexi, TiAL, TurboXS, TurboSmart, Flange, Turbonetics, Exhaust, Intercooler, ACT, Intake
![I've tested spark plugs before but these on my new FD are different. How do i test the spark on these type? : r/RX7 I've tested spark plugs before but these on my new FD are different. How do i test the spark on these type? : r/RX7](https://preview.redd.it/ive-tested-spark-plugs-before-but-these-on-my-new-fd-are-v0-glfm0b5nzkta1.jpg?width=640&crop=smart&auto=webp&s=cb6392b8d3913718d812619fddf155fb508a8225)