using the Sport Quattro oil pan. There is a front aluminum tube which goes right under the front of the engine. The Sport Quattro oil pan casting has been rebated for this tube. Its also shallower than the 3B or the AAN. And has internal baffles cast into it.

But, I got caught by surprised when the 3B oilpan was resting on the front crosstube when I got it back up against the bell housing. Bummer.

I have use for it (3B).

You think you've got it all set then wham.

the other bits from the rallycar engine.

Having to flip coins to determine which rare factory part to try next.