The Flex-A-Lite 1 Inch Fan Spacer Kit helps you to correctly position a belt-driven cooling fan to ensure cooling performance and avoid damage to the fan. Required for all Flex-A-Lite belt-driven fan car parts, this aluminum spacer has a large load-bearing surface and is machined to a soft radius around the edges to reduce point loading and prevent stress cracking on the radiator fan center star. This automotive spacer kit features a 5/8-inch pilot hole and includes the bolts and washers needed to install the fan and fan spacer. You can use up to three 1-inch spacers to achieve the proper fan position. This auto parts spacer kit comes with a one-year manufacturer warranty, providing peace of mind for car enthusiasts who demand quality and reliability.