Interest in Performance Parts for slants?
You can get what ever piston you want from Venolia or JE. They even come with rings.
I ordered a felpro gasket kit and a custom head gasket the same day, the head gasket came 3 days later.
Why do you need head gaskets in quantities? How many head gaskets do you go through a year?
Would it not be better to wait an extra week for a cam ground for your build? I have had some great motors with Hughes and Erson cams and all it took was a phone call.
WIll