5/16 Hi-Tech Pushrods - 6.300 Long

The 5/16 Hi-Tech Pushrods – 6.300 Long from COMP CAMS represent a critical upgrade for serious engine builders and performance mechanics tackling small-block applications. Pushrods are the mechanical link between a camshaft and rocker arms, and their design directly influences valvetrain stability, rpm capability, and overall engine reliability. These 16-piece sets are engineered for high-performance small-block engines where OEM steel components fall short under aggressive cam profiles, increased spring pressures, and elevated engine speeds. Whether you're building a street performance engine, prepping for competition, or restoring a classic with modern power, quality pushrods are non-negotiable.

COMP CAMS' Hi-Tech pushrods are constructed from chromoly steel with a 0.080-inch thick wall, delivering superior strength-to-weight ratio compared to standard pushrods. The 5/16-inch diameter and 6.300-inch length are precisely engineered to match popular small-block Chevrolet, Ford, and Pontiac applications. The heavier wall thickness reduces deflection under load, maintaining consistent valve timing across the entire rpm band and preventing the harmonic oscillation that can cause premature wear on valve seats and rocker arm pads. This design is particularly critical when running higher lift camshafts or stiffer valve springs—conditions where pushrod flex becomes a limiting factor in engine performance and longevity.

Mechanics and engine builders choose Hi-Tech pushrods for stroker builds, big-inch combinations, and any application exceeding 5,500 rpm where factory pushrods show measurable deflection. The 6.300-inch length suits most conventional small-block configurations, but always verify pushrod geometry during installation—improper length or angle introduces additional stress and accelerates component failure. Installation requires careful cleaning, proper oil gallery clearance inspection, and verification that rocker arm geometry remains within acceptable limits. These pushrods pair seamlessly with roller rocker arms, shaft-mounted rockers, and geometry-corrected cylinder heads, making them ideal for complete valvetrain upgrades where reliability under sustained high-rpm operation is essential.