1st gen Sephia 1994-1997
100% 1st gen protege, Everything mazda except outer body panel.
2nd gen Sephia 1998-2001 & 1st gen Spectra 2000-2003
Modifed 2nd gen Protege suspension.
Kia Engine, Mazda Trans, Mazda Brakes.
Unfortunatly the brake rotors are the rotors used on the 1st gen Protege 1.6 instead of the slightly larger brakes from the 1.8. the Calipers are I don't know whos they are.
2nd Gen Spectra 2004.5-up (New body style)
100% Hyundai Elantra, 138hp 2.0 DOHC, The outer body was restyled to match the KIA style.
Hyundai took over KIA in 1999, All new KIA cars are Hyundai.
The Last Kia vehicle to use a mazda engine was the Spotage (2.0 dohc).
The Sephia stoped using the mazda engine in 1997.