Ignition

NGK

NGK - BR10EG Spark Plugs (Box of 4)

NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition...

NGK

NGK BUR7EQP + BUR9EQP Platinum Spark Plug Mazda RX-7 FC3S FD3S Leading + Trailing Set

These are the lower / leading spark plugs for the Mazda RX-7 Rotary Engine 13B.Safe for Stock port / Street ported motors.We recommend using the NGK BUR9EQP for trailing for basic bolt-ons. NGK Laser Platinum® spark plugs provide high ignitability...

NGK

NGK BUR9EQP Platinum Spark Plug RX-7 FC3S FD3S Upper Trailing (4-Plugs)

These are the Upper / Trailing spark plugs on the 13B Rotary engines.Safe for Stock Port / Street Ported motors.Some people prefer using BUR9EQP for Leading and Trailing spark plugs. NGK Laser Platinum® spark plugs provide high ignitability and...

NGK

NGK BUR7EQ V-Power Spark Plug RX-7 FC3S FD3S Lower Leading 13B (4-Plugs)

These are the lower / leading spark plugs for the Mazda RX-7 Rotary Engine 13B.Safe for Stock port / Street ported motors. NGK V-Power spark plugs are commonly used in many high performance engines.  These are the only spark plugs with the V-Groove...

NGK

NGK BUR9EQ V-Power Spark Plug RX-7 FC3S FD3S Upper Trailing 13B (4-Plugs)

These are the Upper / Trailing spark plugs on the 13B Rotary engines.Safe for Stock Port / Street Ported motors.Some people prefer using BUR9EQ for Leading and Trailing spark plugs. NGK V-Power spark plugs are commonly used in many high performance...