Speedmaster 1-254-006 7.170" Chromoly Pushrods 5/16" 0.080" Wall One-Piece DNA Set

The Speedmaster 1-254-006 DNA® One-Piece Pushrods are engineered for high-performance engines running aggressive, high-lift camshaft profiles. Manufactured from 4130 chromoly steel and heat-treated for maximum durability, these pushrods deliver consistent valve train geometry and reliable power transfer under demanding conditions.

Key Features:

• 7.170" length for precise valvetrain geometry
• 5/16" diameter with a 0.080" minimum wall thickness for superior rigidity and high-RPM stability
• Constructed from 4130 chromoly steel — one of the strongest alloys used in performance pushrod applications
• Heat-treated for use with guideplates, ensuring proper alignment and reduced wear
• One-piece DNA® construction eliminates weak points found in multi-piece designs
• Black oxide finish provides corrosion resistance and a clean, professional appearance
• Designed specifically for high-lift camshaft applications where stock pushrods may flex or fail

Speedmaster's DNA® One-Piece Pushrods are an ideal upgrade for performance street and racing engines that demand reliable valvetrain components. The combination of chromoly steel construction, heat treatment, and thickened walls makes these pushrods a direct upgrade over factory units in high-stress applications.