5554 MSD Street-Fire Wire Set Small Block Chevy 350 HEI

Wire Set, SF, Small Block Chevy 350 Street-Fire Wire Set Small Block Chevy 350 HEI The terminals are covered in black boots that protect the conductor from engine heat to ensure spark delivery. The Street Fire Spark Plug Wires feature a low resistance conductor that's wrapped in a sleek and durable black sleeve. Silicone boots protect against high exhaust temps