Trans Dapt Performance Products Distributor Accessories
Trans-Dapt's Vacuum Advance Cover mounts over the factory unit and can be used with most standard vacuum diaphragms. Double-sided tape ensures fast, secure installation.
Trans-Dapt's GM HEI Cap Cover easily snaps over top an OE wire retainer to hold down wires for superior protection from arc-through and cross fire.
Vacuum Advance Cover Mounts with 2-Sided Adhesive
Vacuum Advance Cover
GM HEI Ignition Cap Cover Snaps Over Top OE Wire Retainer
GM HEI Ignition Cap Cover