Must be used with MSD Crank Trigger and MSD Ignition Hall-Effect sensor accepts 5-18 Volts continuous input Adjustable slip collar for tall deck race engines Supplied with Bronze distributor gear, PN 8471 Supplied with large diameter HEI style distributor cap and rotor O-ring seals can be added to modified blocks to improve oil pressure control Special oil tract improves lubrication to the distributor and cam gear Shaft is guided by a sealed ball bearing and an extra-long sintered bushing Oversized polished steel shaft with a QPQ coating for friction reduction CNC machined billet aluminum housing
