COMP Cams Push Rods 8400-1 With a 17% increase in stiffness over standard .080? wall pushrods, Hi-Tech .105" Wall Pushrods feature seamless chromemoly tubing that ensures even greater strength and durability. To ensure the same oil flow as standard pushrods, the .105 Hi-Tech Pushrods have the same diameter oil holes. Available in lengths from 6.250? to 8.200?, they are OD ground for consistency and black-oxide finished with laser-etched length and part number for easy identification. Hi-Tech 6.250" Long, .105" Wall, 5/16" Diameter Pushrod COMP Cams Hi-Tech .105" Wall Pushrod, 5/16" Diameter, 6.250" Length, Single Piece COMP Cams Pushrod Hi-Tech 5/16in 6.250in