Compare Maximum number of 4 items selected MSD Ignition Spark Plug Wire Set - 5550 Part #: 5550 Line: MSD MSD Ignition Spark Plug Wire Set 1 Year Limited Warranty Diameter (mm): 8mm Core Material: Copper Wire Color: Black Wire Separators Included: No Resistance (Ohm/ft): 500 Ohm/Foot Boot Color: Black Spark Plug Boot Material: Silicone Show More Show Less