Dunno...ask DAN OLSON....looks to be his pan....http://olsonmotorsports.com/
that's a minor hydraulicing problem that they can tune out.
All is not lost, at least they know the heads were sealing.
That's a Mopar bellhousing pattern. Or it looks like it.
might want to consider sending the nitro mixer guy out for a drug test.:d:d
Flame out. Those connecting rods must be something special. One of them is missing the piston and pin, but still not broken.