Closed chamber heads for 273 in S. Calif.

Richard Sweet said
Closed chamber head casting numbers that will work on my 273: 2465315, 2532080, 2536178, 2658920, 2658234, 4323302. Wanted in S. Calif. so I can see them or shipping won't be too much.
Thanks, Richard

What year are you working with? They will all work but some are 64/65 heads and will require a dedicated intake manifold or modifications .