GM SB and BB Compatible ProSeries Ready to Run Tach Drive Distributor - Black Cap with Fixed Collar

Description: BluePrint TACH DRIVE Pro Billet Ready to Run Distributors Features and Benefits: Computer-Controlled Compatible: No Trigger Style: Magnetic Advance Type: Vacuum and mechanical Cap Style: Male/HEI Mechanical Tach Drive: Yes Slip Collar: No Distributor Gear Material: Melonized Steel Ignition Box Required: No Distributor Gear Rotation: Standard Distributor Cap Color: Black Housing Material: Billet Aluminum Housing Finish: Natural Marine Use: No Quantity: Sold individually This distributor contains a tach drive provision for Corvettes, and certain other GM applications.  WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov