need new pushrods for a friends build, 5/16" ball / cup with around 9.35" overall length. So i checked online, summit lists comp 7432-16 as 3/8" diameter, 9.4" OAL, 5/16" ball / cup --> that´ll work. Ok, shop here has these available, today i got these.....to find out that the pushrods have 3/8"...