Quote Originally Posted by 70chevybb View Post
I am using stock length valves(manley)7131 int push rod 8.280 long,7141 exh push rod 9.250 , arp 135-7101 rocker studs. The studs say they have a 1.75 effective stud length. I do now see summit shows a set that has a 1.90 effective stud length.
i used stock Gm rocker studs many times flat top them in the stem grinder and had poly nut work fine the studs ARP will work have used them many times 17101 work on every ones rockers i ever used less it a 861 bow tie head ..and i know you do not have them .. you did not say what cam you have roller ? if so wrong push rods .cam should be on base circle
to set the rockers you will have more then 3 turns what guide plates do you have should be manley .comp or Gm or your wasting your time . the cheap china ones the push rods will cut threw them in time. you do have guide plates on the heads ?? whos rocker arms ??