That's a nice tidy set up with the rear locker, low veg. oil and veg. oil on set up. Cool idea with the locking diff AND LSD, you don't see nor hear of that very often. I think your asking price is fair and am a little surprised no one has jumped on this yet.
Donaldson # G 065433 . It's in there without any metal cutting, but it's very,very tight.I got the idea from a shop i know that installs them vertically, but that means cutting a hole and having three quarters of it hanging out and right where the tire sprays dirt on it.BTW i can deliver almost anywhere, but only after getting a cash deposit