COMP Cams 7929-1 Hi-Tech 5/16" Diameter 6.800" Length Pushrod for Small Block Ford 289-302 Engines 5/16 inch diameter; 6.800 inch length Hi-Tech Pushrod for Small Block Ford 289-302 One-piece construction from 0.080 inch wall, seamless chromemoly Heat treated for extended durability and guide plate compatibility Precision formed and reinforced ends