I need a vented gas cap and Summit has three listed as being vented. Can anyone who has an original vented cap on their GS tell me which of the following looks most like the originals? Danchuk 140 - Danchuk Replacement Venting Gas Caps Gas Cap, Steel, Chrome, 1953-1957 Chevrolet, Passenger Car DCK-140 RESTOPARTS Supplied BR01997 - RESTOPARTS® Supplied Fuel Caps Fuel Tank Cap, Vented, Steel, Zinc Plated, Buick, Cadillac, Chevy, Oldsmobile, Pontiac OPG-BR01997 RESTOPARTS Manufactured CH26529 - RESTOPARTS® Manufactured Fuel Caps Fuel Tank Cap, Steel, Natural, Buick, Cadillac, Chevy, Oldsmobile, Pontiac OPG-CH26529