Nope. All the threads into the engine block are SAE threads, and most if not all are coarse threads. However, some of the studs have coarse threads into the block and fine threads on the exposed end.
The SPC gives the pan bolts at P/N 100749, which TRF has cross-referenced to HU856. Then the standard hardware catalogue gives HU(0)856 as 5/16 UNC.