MSD Pro-Cap - Fits MSD Pro Mag Only 57950BK Comes with bright finish

Comes with bright finish

cam drive system

Bump Steer Adjustable

Every car or truck has unique mechanical and acoustical properties

MSD Pro-Cap - Fits MSD Pro Mag Only 57950BK Comes with bright finishTo go with the huge power of the Pro Mag 44, MSD developed a huge cap and rotor, the Pro Cap! The Cap has a big 5" terminal to terminal diameter which ensures spark delivery and prevents the chance of spark scatter occurring inside the cap. The entire assembly is injection molded from Dupont(R) Rynite? material for incredible strength and high dielectric properties. The Rotor features a deep skirt and thick vanes to stir up the air and even the rotor