was based on the EA82,  with two cylinders added to the back. ER27: 2672cc SOHC , 145 hp@5200 found in the  1987-1991 Subaru XT EG The ( Japanese : Subaru EG33 ) engine  was a direct replacement for the ER found in the Subaru  XT sports car. Replacing it was the Subaru Alcyone SVX so