Pre 66 intake bolt modifications info neeed.

YY1 said
$75 swap meet price to buy an edelbrock performer intake to fit late heads.

...or $50 going price for factory iron intake.

or are you re-drilling a late intake to fit early heads?

I have new alum heads going on a LA
Intake is a medium rise 2x4 offy new
If I want to convert To 2x4 set up this intake will work for me.