UPDATE: Still Available.
(10/23/2018) The modern engine fits well. Lots of extra ‘cage’ surrounding this one.
https://www.facebook.com/marketplace/item/397437377860728/
“1949 Willys CJ3a. Has a 4.3 liter 2006 Chervolet fuel injected engine with less than 12000 miles. T90 3 speed transmission, Ford Ranger Steering box.”