, ▁both ▁using ▁a ▁high - output ▁version ▁of ▁Old sm obile ' s ▁ 5 . 0   L ▁( 3 0 7   C ID ) ▁V 8 ▁engine : ▁▁ 1 9 8 3 – 1 9 8 4 ▁Old sm obile ▁Hur st / Old s ▁▁ 1 9 8 5 – 1 9 8 7 ▁Old sm obile ▁ 4 4 2 ▁ ▁Fif th ▁generation ▁( 1 9 8 8 – 1 9 9 7 ) ▁ ▁A ▁front - w heel - drive ▁C ut lass ▁Supreme ▁based ▁on ▁the ▁G M 1 0 ▁platform ▁( W - body ) ▁was ▁introduced ▁as ▁a ▁ 2 - door ▁not ch back ▁cou pe ▁mid - year ▁during ▁the ▁ 1 9 8 8 ▁production ▁run , ▁while ▁the ▁final ▁year ▁of ▁C ut lass ▁Supreme ▁R WD ▁coup es ▁were ▁still ▁being ▁produced . ▁ ▁This ▁new ▁F WD ▁model ▁shared ▁its ▁ ▁wheel base ▁with ▁the ▁Pont iac ▁Grand ▁Prix , ▁Bu ick ▁Reg al , ▁and ▁later ▁Che v ro let ▁L um ina . ▁ ▁The ▁ 1 9 8 8 ▁and ▁ 1 9 8 9 ▁models ▁were ▁ 2 - door ▁coup es . ▁ ▁This ▁body ▁style ▁proved ▁to ▁be ▁a ▁winner ▁for ▁NAS C AR ▁competition ▁and ▁it ▁visited ▁the ▁victory ▁circle ▁ 1 3 ▁times ▁between ▁ 1 9 8 9 ▁and ▁ 1 9 9 2 , ▁when ▁Old sm obile ▁ended ▁its ▁racing ▁program . ▁A