Sierra 18-8815-1 Premium 4" Spark Plug Wire for Johnson, Evinrude SOLD EACH, 1 Wire; Premium Marine Wire Leads.; Magnetic Suppression Core.; Manufactured for your specific application.; Kevlar core for maximum durability and long life.; Durable stainless steel wound conductor for maximum horsepower and engine performance.; Premium silicone jacketing and boots for the ultimate in high temperature protection.; Superior RFI suppression for the most sensitive electronic system.; Corrosion resistant stainless steel spark plug and distributor terminals for maximum conductivity.; Application For Johnson and Evinrude Outboard Engines; 4" Spark Plug Wire; Replaces OEM 0582365;