Arp Carburetor Stud - 5/16-18 and 5/16-24 in Thread - 1.7 / 2.05 in Long - Hex Nuts - Drilled - Stainless - Natural - Kit-300-2424--Notes: Drilled, Use w/Moroso 64927 Dual return Spring Bracket State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO