MSD Ignition 5561 | Street Fire Spark Plug Wire Set for Chevy Big Block Socket

MSD 5540 Street Fire spark plug wire set. Features 8mm black wires, fits Chevy big block engines, ensures reliable spark delivery, sold as a set.

MSD 5560 Street Fire spark plug wire set. Features 8mm black wires, fits Chevy small block socket-style engines, ensures reliable spark delivery, sold as a set.

MSD 5551 Street Fire spark plug wire set. Features 8mm black wires, fits Chevy big block HEI engines, ensures reliable spark delivery, sold as a set.

MSD 5530 Street Fire spark plug wire set. Features 8mm black wires, fits Chevy small block engines, ensures reliable spark delivery, sold as a set.

MSD 5550 Street Fire spark plug wire set. Features 8mm black wires, fits Chevy small block HEI engines, ensures reliable spark delivery, sold as a set.