Customers can save up to $140 off with the new MSD Pro-Billet Ignition Bundles for small-block Chevrolet, big-block Chevrolet, and Ford small-block engines! These packages include Pro-Billet distributor, the new Ultra 6AL ignition box, plus a Blaster 2 coil. Kits also include timing tape for trouble-free installation. A complete ignition upgrade is one click away with MSD Pro-Billet Ignition Bundles!\nThe housing is machined from a billet of 6061-T6 aluminum on a state-of-the-art CNC machine producing exact tolerances. For high rpm stability, a .500" steel shaft is supported by a sealed ball bearing and a long sintered bushing. This shaft also receives a QPQ coating for friction reduction and resistance to corrosion.