My 95 DOHC only has 1 o2 and the 96 my Boy pulled the engine out of only had 1 also. AS far as I know the BODIs had 1 o2 and the OBDIIs had 2. The Part# on mine is (K03Y OBDI). The other # on it under the BOSCH logo is (0 261 230 894).

Hope this helps, Dennis

95 Sportage, gone but not forgotten.
98 Jeep TJ, 4" Zone springs with RC Long arms, Ford 8.8", 4.56 gears & Detroit locker rear, D30, 4.56 & Detroit Trutrack front.