Originally Posted by x1/9-rally
So I'm working on a friend's 1963 Mercury Monte Claire that needs a motor but I can't find a 390 anywhere, so I found a Ford 400m for cheap and I was wondering what it would take for me to force in this motor in a weekend or two. Anybody know?
the 400m really isnt even close to the 390. i would find an engine of the same class to fit in it. i believe the 390 is an FE engine but dont quote me on it. see if you cane find something of the same class and go from there. i dont even think the 400m will bolt to the existing transmission.