On one of those pages it goes,

The 147kW [ high output of the 200PS ] and, fuel economy, exhaust efficiency was fused low low, 2.4l DOHC i-VTEC. (24TL, 24s and 24t)

I think we just found are base TSX engine. I've been saying its gonna be a 200hp K24, and I hope thats right after all.