MSD Ignition 8569 Crank Trigger Distributor Features: Great For Ford Sheet Metal Intakes Billet Aluminum Housing Large Diameter Cap Wide Spaced Terminals Injection Molded Rynite Rotor Oversized Steel Shaft For Use On Ford 351C/460 cu. in. Engines Must Used With MSD Crank Trigger/Ignition Control Height: 18.00 Width: 7.00 Length: 7.00 Weight: 4.20 lbs Vehicle Type: Distributor