Hello,
Both the pinned "How to build a 4.0l OHV for power" write up and the TECH pages suggest that using a Ford 4.0l SOHC oil pan (with it's built-in girdle) will offer a strength improvement to any 4.0l OHV engine.
Can any Ford SOHC 4.0l (Ranger, Sportrack, Exploerer, Mountaineer, Mustang)...