Edelbrock aluminum heads and arp bolts?

93project

Active Member
Apr 21, 2009
549
52
38
El Paso, tx
I have some aluminum edelbrock heads and they suggest the uber expensive 254-3708 12point head bolts. Can the 154-3601 be used? Are they stepped from 7/16" to 1/2" and can I use the washers that come with Arp or buy the Edelbrock bushings?