7804 45CI Sidevalve Cylinder Base Nuts (Colony), White Plated

When you are sealing up the bottom end of a classic Flathead, you need hardware you can trust. These Colony cylinder base nuts are designed for 45CI Sidevalve engines, including KH, KR, and Servi-Car models. They feature a clean white plated finish that looks great on a fresh build while providing durable protection against the elements. Sold as a set, these nuts are a direct replacement for OEM 7804. Colony is well-regarded for producing high-quality fasteners that meet or exceed original factory specifications, ensuring your cylinders stay firmly anchored to the cases through every heat cycle and providing the strength needed for high-performance vintage applications.