Chrome Moly 4130 5/16" Pushrods RB - New

High performance Chrome Moly ball to ball type "RB" engine pushrods. Made from aircraft quality 4130 alloy 5/16" seamless tubing with a .065 wall thickness, these are Nitrocarborized (heat treated) for strength and wear resistance, which can be noted by the black finish. These are supplied in factory "RB" (413/426/440) engine lengths of 9.295" long. Great for larger cams & performance applications. Ball size on these is 5/16".