Pushrod Question

Looks like I'm going to need a pushrod around 7.375" long for the shaved head 360 build. Is there any reason that an LS pushrod like this would not work? About 330 lb of spring pressure over the nose. Do all 5/16" ball-ball pushrods have the same shape on the ends?

BTR LS CHROMOLY PUSHRODS .080" WALL , 5/16" DIAMETER, SET OF 16