Does what it says on the tin!

ae86.eng is based off the 20v silvertop with ITBs seen in 4th(?) stage.
(https://www.youtube.com/watch?v=RKKM9hwsOtw)
bluetop.eng is based off the stock 16v bluetop engine.
(https://youtu.be/BCcAUhsxbnM)

Extract to LFS/data/engine