Replacement For Holley 108-201 Gasket Assortment for Holley 4160 carburetor Rebuild Compatible With Holley 2300 4150 4160 4500 Carburetor Gasket Assortment The carburetor gasket is made of rubber, which is durable and long-lasting to use Material thickness 1.5 mm, blue style Note: Please make sure your carburetor's model and to check this 108-200 or 108-200 rebuild kit fits your carburetor before you order 108-201 fuel bowl gasket Replacement For Holley 108-201 Gasket Assortment for Model 4160