318 MRL Stroker

They do make a magnum 6-pack manifold...
A lot easier than pulling everything apart

No....magnum heads have a very limited intake manifold selection.....now if you have EQ heads with a LA intake pattern...you would be good to go...

Unless Indy has one of there base that that accept many different tops.

Modman Intakes?

http://www.indyheads.com/images/price.2015.12.pdf

appears there is one....$2140 dollars complete with carb and linkage.....