Idler arm too short?

would replacing it with this MOOG K7041 idler arm from a B-Body work?

https://www.rockauto.com/en/catalog....2l+440cid+v8,1078961,steering,idler+arm,7328

it looks like it has some more clearance, and looks like it would mount the same?

No. You just need the correct one or figure out what causing the correct one to point upward.