Description Feuling 1235 Rocker Shafts for Twin Cam Models �� Key Features & Construction Over twice the strength of factory and competitor rocker shafts Precision-ground from 4140HT high-strength steel Gas-nitrided and final surface treated for superior wear resistance Engineered for long-term durability under extreme valvetrain loads �� Performance-Driven Design Developed after a rocker shaft failure during road racing a2019 Harley-Davidson® Road Glide at Laguna Seca (2020) Feuling sourced the best available materials and heat-treat processes Custom tooling adds a countersink relief for the bolt/nut head,eliminating the need to machine away the entire shaft end like the OEM design Results in greater structural integrity and reliability ⚙️ Application & Recommendations Direct stock replacement for Twin Cam engines Recommended for all Twin Cam models Especially ideal for engines running: High-lift camshafts Heavy valve spring pressures Designed for performance street, race, and high-load applications �� What’s Included Qty 4 – Feuling 1235 Rocker Shafts Twin Cam stock replacement set
