3/8in Moly Pushrods - 8.575in Long

The 3/8in Moly Pushrods - 8.575in Long from MANLEY represent a critical upgrade for engine builders and performance mechanics seeking reliability in high-RPM applications. Pushrods are the mechanical link between your camshaft and rocker arms, transmitting precise valve timing commands under extreme pressure and temperature. These 8.575-inch units are engineered for small-block engines where exact length ensures proper valve geometry, preventing binding, excessive clearance, or unwanted valve float during aggressive cam profiles.

Constructed from chromoly steel with a 3/8-inch diameter and 0.080-inch wall thickness, these pushrods deliver the strength-to-weight ratio essential for modern performance engines. The Swedged end design—a tapered, precision-formed connection—reduces stress concentration at critical junction points, improving fatigue resistance and longevity under sustained high-load cycling. Chromoly's superior tensile strength compared to standard steel allows thinner walls without sacrificing durability, resulting in lighter overall weight that reduces valvetrain inertia and allows higher safe RPM limits. The set of eight ensures you have matched pairs for consistent valve operation across all cylinders.

These pushrods are ideal for enthusiasts upgrading to aggressive camshaft profiles, stroker builds, or forced-induction applications where standard components fail prematurely. Proper pushrod length is non-negotiable—measure your engine's specific geometry before purchase to confirm the 8.575-inch dimension matches your block, head, and rocker arm configuration. Installation requires precision checking with a dial indicator to verify zero lash at TDC; even slight mismatches compound into valve timing errors. MANLEY's reputation for OEM-quality valve train components makes these a trusted choice for serious engine builders prioritizing reliability over cost.