NGK Iridium IX Spark Plug GR4IX (6 Pack) for CHEVROLET G10 VAN BASE 1969-1969 4.1L/250

Engine L6, Engine Size 4.1L/250 Engine Family GM inline 6-cylinder Fine wire Iridium center electrode ensures high durability and a consistently stable spark Iridium alloy has an extremely high melting point, perfect for today's high-performance engines Sold In 6 Pack