Chevy Distributor Dist CrankTrigger ChevyV8 LP Black Must be used with an MSD 6, 7, 8-series ignition and crank trigger. MSD, Black, crank trigger, distributor, low-profile, racing, Chevrolet, Chevy, large cap, bronze gear, MSD Black Chevy Low-Profile Crank Trigger Distributor MSD BLACK low-profile Chevy racing distributor. The unique design of these distributors fit tight intake systems while still transferring the high voltage of the MSD racing ignition to the spark plugs. The high voltage carrying capabilities are the result of several features which have been designed into these low-profile distributors. This includes a large diameter cap with wide spaced terminals and an injection molded Rynite rotor with thick vanes to stir up the air inside the cap. The high dielectric Rynite base also prevents arcing to the billet housing Must be used with an MSD Crank Trigger and MSD Ignition Control Supplied with large diameter HEI style distributor cap and rotor Shaft is guided by a sealed ball bearing and an extra long sintered bushing Supplied with bronze gear Black anodized, CNC billet aluminum housing provides great strength and long lasting good looks Designed to fit low in the block to clear firewall and intake combinations Oversized polished steel shaft with a QPQ coating for friction reduction Special oil tract improves lubrication to the distributor and cam gear O-ring seals can be added to modified blocks to improve oil pressure control