3.187"OD, ID 1.875"-2.25" taper, height 1"-3/4", fits 2.6875 Hole This grommet is made for inline tube to our specifications and materials. This is made for us out of the right kind of rubber so that will not degrade with exposure to the different fuel types. All orders ship in 24 hours. Manufacturing lines for over 25 years making 27,000 different lines. These are the details that separate the first place cars from the rest. We have the highest quality parts in the market place, period. Our parts are developed by people in the United States who know these cars. Thank you for over 3 decades in the automotive business!