Edelbrock part #9658 Pushrods are designed for small-block Ford 289-302 V-8 engine applications. These one-piece pushrods are manufactured from high quality 4130 Chromoly steel tubing that has been surface hardened for maximum durability. They have precis Product Features:6.43 in. Length0.312 in. Diameter4130 Chromoly Steel MaterialBlack Oxide FinishMade In The USA