[kelee]

Originally Posted by arghx7

So I tracked down the technical paper that is specific to this FA20 engine, and it clears up a few things (see end of post where I have attached it). For reference, see attached paper on the FA20.

Development of Horizontally Opposed
2.0-liter Natural Aspiration Gasoline Engine
for Subaru BRZ

Loved reading that paper. It mentions at the end summary that two high output engines were derived from the "FB20": the FA20 D4-S and the FA20 DIT.

What happened to the FA20 DIT and what exactly is it?