Roller LA cam in a Magnum?

http://www.forabodiesonly.com/mopar/showthread.php?t=274694

txstang84 seems to know about the Cam extention snout !

I have a magnum crate engine and it has the longer cam with the fuel pump provision. But it has the magnum roller.

You might also call chrysler's Hot Line 888.528.HEMI

Hope this helps.