MSD Ignition VW Type 1 Billet Distributor Features: Accurate Within 1deg. At Any RPM Maintenance Free Magnetic Pick Up Billet Aluminum Housing Easy To Adjust Mechanical Advance Assembly 24 Different Advance Curves Must Be Used With MSD 6/7 Series Ignitions Use MSD PN 31939 For Spark Plug Terminals/Boots Height: 18.00 Width: 7.00 Length: 7.00 Weight: 4.30 lbs Vehicle Type: 2717