1.7 Ratio Rocker Arms, 3/8" Stud

Constructed from durable 8620 chromemoly steel, these rocker arms are built to withstand demanding use and flex minimally, ensuring consistent valve lift. They feature a precision ground roller tip for reduced friction and wear. Key specifications include a 1.7 rocker arm ratio, 3/8 in. stud size, and a self-aligning design for straightforward installation. The maximum spring diameter supported is 1.500 inches. These rocker arms are designed as a rail-type set, ensuring proper alignment and function within the valvetrain. This set is specifically designed for 1968-1989 Ford 289, 302, and 351 Windsor small block engines. Their robust construction and performance-oriented design make them a suitable upgrade for street performance applications where increased power and reliability are desired.