Vacuum Pump Drive Hub
This hub gets welded to the vacuum pump drive snout and allows you to drive/power a Waterman mechanical fuel pump when used in conjunction with a billet front timing case cover.
98-02 Vacuum Pumps Generally have a longer vacuum pump "snout" and internal threads.
94-97 Vacuum Pumps Generally have a shorter vacuum pump "snout" with a smooth shaft.
Please select which "snout style" you need above.