907142 Bushing kit, cam & gear shaft 52-56 k models

Restoring the valvetrain on a vintage 1952 to 1956 K or KH model requires precision, and this complete cam and gear shaft bushing kit provides all the essential components in one package. It is designed to replace OEM kit 25579-52, ensuring your classic flathead timing chest is tight and quiet. The kit is comprehensive, including nine roll pins, six cam gear shims, and a full array of bushings such as the 25601-37A cam gear bushings, the 25586-37 and 25588-37 outer bushings, and the 25593-52 cam cover bushing. It also covers the idler and intermediate gear bushings with parts 25595-52 and 25785-30A. Using these high-quality replacements helps maintain proper oil pressure and gear mesh for these legendary early Sportster predecessors.