9725-20 Head bolt kit

For the purist restoring a pre-war Knucklehead, this Colony head bolt kit provides the authentic look of the original factory hardware. Specifically designed for 1936 to 1939 Knucklehead models, these bolts feature a parkerized finish, which was the standard for the era. This kit includes the required washers, ensuring a proper fit and even torque distribution across the cylinder heads. Colony's commitment to OEM-style reproduction means these bolts meet the exact specifications needed for these rare and valuable engines. Using parkerized fasteners is the only way to achieve a truly factory-correct appearance on a vintage rebuild. This kit is sold as a complete kit, providing all the hardware necessary to secure your heads with confidence and historical accuracy.