Despite the Toyota Corolla Altis being relatively new, many enthusiasts have started modifying different engines into their ride. In fact, after much inspiration from Thai 3SGTE Altis modders, I also changed my engine. Currently it is in progress, but looking good thus far.
3SGTE Altis from Thailand
The 3S-GTE is an in-line 4-cylinder 1998cc engine from Toyota, based on the 3S-GE