Manley 25156-8 4130 Chrome Moly Swedged End Pushrods 7/16" x 8.900" 0.165" Wall

Designed for demanding street and race engine builds, these pushrods deliver the rigidity and dimensional consistency required to maintain precise valvetrain geometry at elevated RPM and under high spring loads.

Manley's swedged-end design provides a smooth, precision-formed tip radius that ensures optimal contact with the rocker arm and lifter. Each pushrod is heat-treated and black oxide finished for enhanced durability and corrosion resistance. Exacting length control and excellent concentricity make these a trusted choice for serious engine builders across a wide range of V8 applications.

Key Features:

• Material: 4130 Chrome Moly steel tubing
• Diameter: 7/16" (0.4375")
• Length: 8.900"
• Wall Thickness: 0.165" (heavy-duty)
• End Style: Swedged ends with meticulously formed exact radii
• Finish: Heat-treated and black oxide finished
• Excellent concentricity and closely controlled length for consistent valvetrain performance
• Engineered to resist deflection under high valve spring loads and extreme RPM conditions

Manley Performance has been a benchmark manufacturer of high-performance valvetrain components since 1966, trusted by professional engine builders in drag racing, road racing, and performance street applications.