This article was originally posted by Ryoga on TercelOnline.com, and was edited and republished here with permission. It explains what steps are needed to put a First Gen 5E-FE that can be found in a 92-95 Paseo into a 91-94 Tercel. The benefits of this swap include an 18 hp increase (about 20% more power), a 16 valve head versus the 12 valve head, more aftermarket support for the engine, and