
https://elibrary.mel.org/validate?url=h ... Fdb%3DCHLL
C4535896486 as your DL #
They have many schematics/books.
It's not working for me at the moment so perhaps another DL# would be of use.
Time for a lexus v8 in there

They made some for the UN peacekeepers in the early 90's but the war sort of... finished so they donated them to the Tokyo Ambulance service, who get rid of their vehicles once they reach 100000km so a year or two. lol. so there are some factory lwb hightop v8 hiaces out there. They're pretty sweet!
It also shows that it can be done, google it and you might find a "kit" lol.
Nothing like solving small problems by creating a big fun one!