9705-18-45 Head bolt kit

For those working on vintage iron, this Colony head bolt kit is an essential component for a proper restoration. These bolts are designed in the original OEM style with a traditional parkerized finish, providing that authentic look for your classic flathead. This kit is specifically tailored to fit 1939–1973 45-inch Sidevalve models equipped with aluminum heads. When you're sealing up a top end, using high-quality fasteners is non-negotiable to prevent leaks and ensure even clamping pressure. Colony has long been the gold standard for vintage Harley-Davidson hardware, and this kit lives up to that reputation. It is sold as a complete kit, providing all the necessary bolts to secure your cylinder heads properly.