9643-16-Z Head bolt kit

For the high-performance KH models of the mid-fifties, this Colony head bolt kit provides the necessary hardware for a secure top-end assembly. This kit is designed to fit 1954 to 1956 KH models, offering a durable zinc finish that looks great and resists the elements. These fasteners are built to handle the demands of the 55-cubic inch side-valve engine, ensuring your heads stay properly torqued during high-speed runs. Sold as a kit, this set is a straightforward replacement for original hardware that may have seen better days. It is an essential item for any mechanic or restorer working on these classic, larger-displacement K-series motorcycles.