Cant see much use for them personally.
To me, probably about the best combo is a big bore with a 3.79ish stroke.
Dont see many if any guys running W8/9 stuff with more than a 4 inch stroke. And most of the other heads are too small to need bigger than a 4 inch arm( if that even)


69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, 10.40 @127 1/4
1.41 best 60 foot
6.60 at 103.90 1/8