8123-34-Z Crankcase bolt kit

Restoring a pre-war Harley requires the right fasteners to maintain both authenticity and mechanical reliability. This Colony crankcase bolt kit is designed for 1936 to 1939 74 and 80 cubic inch Sidevalve models. The bolts feature a zinc finish and a stock-style head to match the original factory appearance perfectly. When rebuilding these vintage bottom ends, using fresh, high-quality hardware is vital for preventing oil leaks and ensuring the cases are clamped evenly. Colony has a long-standing reputation for producing accurate reproductions for antique motorcycles, and this kit provides the peace of mind that your classic Flathead is held together by hardware that fits correctly.