I machine adapters for the RGT B series engines among many others, but I don't think the H151 will be compatible unless they were made with a RH side starter.
The 3.9 and 4.5 ISB/QSB RGT commonrail 4BT's are pretty nice little motors. They aren't hard to find at all new or used, they just cost significantly more than a $500 6.5 or $1500 6BT or 4BD1T/2T.
Adapters are available for the RGT engines and the industrial Cummins ECM's can be tuned...
I don't think many people will be swapping the newest diesel engines into anything. The 2007 and later engines don't really have anything going for them over previous models. They have proven less efficient and more failure prone.
The 5.0 Nissan diesel could be a success or it could be a huge...
I have to say that is the cleanest 6.2/6.5 swap I've ever seen! I certainly appreciate your workmanship.
Personally, I couldn't agree less that the GM diesels are "better engines than their reputation allows". I have quite a bit of diesel engine experience yet not even close to the time some...
There have been a few recent threads about this, thought I'd dredge this up and comment that adapters are available to do this, to bolt a 4BT directly to an FJZ80 automatic.
The 80 series transmission is a huge consideration as is the wiring involved with some of the options and whether or not...