Part Number: 1933, Carburetor Adapter KitPremium Material: The Carburetor Adapter Kit is made from quality aluminum, ensuring wear resistance, durability, and long term useSpecification: Carburetor Barrel: 2 Barrel; Carburetor Flange Type: 2 Barrel 4 Bolt; Overall Thickness: 1"; Diecast Aluminum AdaptersEasy Installation: The Carburetor Adapter Kit comes with Gaskets, Studs, Nuts and Washers for easy installationCompatibility: This carburetor adapter kit fits 4 bolt, 4 barrel carburetors to 4 bolt, 2 barrel intake manifolds or 4 bolt, 2 barrel carburetors to 4 bolt, 4 barrel intake manifolds and 1" thick with an center open, square bore to 2 barrel Specification: Application:Carburetor Flange (application): 2 barrel; Carburetor Bolt Pattern: 4 bolt (5 1/8inx 3 1/2in); Hose Mounting Flange: Square bore 4 barrel; Hose Bolt Pattern: 4 bolt (3 7/8inx3 3/4in)Carburetor Flange (application): 2 barrel; Carburetor Bolt Pattern: 4 bolt (5 1/8 inx3 1/2in); Hose Mounting Flange: Square bore 4 barrel; Hose Bolt Pattern: 4 bolt (5 5/8inx5 1/8in)Carburetor Flange (application): Square bore; Carburetor Bolt Pattern: 4 bolt (5 5/8inx5 1/8in); Hose Mounting Flange: 2 barrel; Hose Bolt Pattern: 4 bolt (5 1/8inx3 1/2in)Carburetor Flange (application): Square bore; Carburetor Bolt Pattern: 4 bolt (5 5/8inx5 1/8in); Hose Mounting Flange: Large 2 barrel; Hose Bolt Pattern: 4 bolt (3 3/4 inx 2in)Carburetor Flange (application): Square bore; Carburetor Bolt Pattern: 4 bolt (5 5/8inx 5 1/8in); Hose Mounting Flange: Small 2 barrel; Hose Bolt Pattern: 4 bolt (3 1/4 inx1 7/8 in) Size Chart: Package Size: 17cmx16.5cmx3.5cm/6.69inchx6.50inchx1.38inch Package Includes: 1 Set Carburetor Adapter Kit (As Picture) Note: Please allow slightly errors 1-2cm differences due to manual measurement.