Operation Torquey-Pig

You could probably do really well with a custom cam, but this would work nicely, especially if you could add some 1.6:1 intake rockers.
Lunati Voodoo Camshafts 20200711
The 391 stroker I’ve been party to would probably make better use one of these instead of the comp XE274H it presently has. But It’s still no slouch in a porky 4x4, though.