273 adjustable rocker arms

Jadaharabi said
What would it cost for the machine work to have this done?

...a few pic's of the process.. Offset bored, threaded, and spot faced.

7/16 adjuster installed... this one is right at 1.6:1

Looks like I can do them for about $10 a rocker, $160/set. (you supply the cleaned rockers and adjusters)