Empower your engine's performance with EMPI 21-7020 Steel Cylinder Shims, precisely measuring 90.5/92mm with a thickness of .010"/0.25mm. This set includes four shims, designed to provide a perfect fit for your Bug, Ghia, or Baja application, ensuring a snug and reliable seal for your cylinder heads. Crafted with the quality and durability synonymous with the EMPI brand, these shims are an essential component for any engine build or rebuild. The part number, 21-7020-0, confirms the authenticity and accuracy of the product, guaranteeing a seamless installation process. Enhance your vehicle's power and efficiency with this indispensable set of cylinder shims.