4pcs 9 inch Spark Plug Wire set with 10mm lead wire designed for use with OMC outboard engines.This set is compatible with models ranging from 10 to 235HP, including those from the 1980s and 1990s.The wires are engineered as direct replacements for OEM part numbers 582134, 582135, and 582365.Constructed with copper and other materials, the wires provide electrical conductivity and resistance to marine environmental conditions.The 9-inch length ensures proper fitment and stable connections between the ignition coil and spark plugs.Designed to operate under a 105℃ rating, these wires support consistent ignition performance in various operating conditions.Suitable for outboard engines with 80-115, 120, 125, and 140 horsepower configurations.Installation requires no modifications, allowing for straightforward replacement.