Intake manifold questions

toolmanmike said
LD4B if you can find one. 1500-5000+ rpm range

I ran one of those when
I pulled my 318 out of my 1976 dodge van and built a 360
For it back in the late 1970’s. J or X heads, aftermarket pistons and towing cam, headers and a 650 Holley. She ran and towed great.