This is a New never opened 4 hole carb spacer kit. Transdapt 2431 Torque Swirl .just under 1 3/4 inch thick with 1 7/8 holes. Complete kit with spacer , studs , & washers with nuts. .Increases Low and mid range torque. FREE USPS shipping in USA . Any buyer outside the USA will pay shipping to their destination using EBAY international shipping program .