1 0 5   hp ▁and ▁ 1 0 0   ft - l bs . ▁ ▁It ▁also ▁had ▁upgrad ed ▁bra kes ▁on ▁the ▁front ▁with ▁ 1 0 . 3 " ▁dis ks ▁vs . ▁the ▁ 9 . 5 " ▁on ▁the ▁ST D , ▁D X , ▁L X ▁and ▁SI ▁models . ▁ ▁The ▁ 1 9 9 1 ▁had ▁a ▁higher ▁ge ared ▁ste ering ▁ra ck ▁- ▁ 3 . 1 ▁turns ▁lock ▁to ▁lock ▁vs ▁ 4 ▁for ▁other ▁and ▁prior ▁models . ▁ ▁Si ▁Initial ly , ▁the ▁C iv ic ▁Si ▁h atch back ▁was ▁absent ▁from ▁the ▁line up , ▁with ▁only ▁the ▁CR X ▁Si ▁offered ▁for ▁the ▁ 1 9 8 8 ▁model ▁year . ▁That ▁changed , ▁however , ▁for ▁ 1 9 8 9 , ▁and ▁the ▁C iv ic ▁Si ▁h atch back ▁was ▁re int rodu ced , ▁along ▁with ▁a ▁ 3 - hp ▁upgrade ▁for ▁the ▁D 1 6 ▁engine ▁across ▁all ▁Si ▁tr ims ▁( making ▁ 1 0 8   hp , ▁ 1 9 8 8 ▁CR - X ▁Si ▁ 1 0 5   hp ). ▁This ▁was ▁the ▁sport iest ▁US ▁market ▁C iv ic , ▁only ▁available ▁as ▁a ▁h atch back . ▁The ▁engine ▁fitted ▁was ▁the ▁D 1 6 A 6 ▁ 1 6 - val ve ▁SO HC ▁with ▁ 4 - point ▁injection ▁and ▁output ▁of ▁. ▁It ▁we ighed ▁in ▁at ▁,