▁their ▁numerical ▁design ations ▁( based ▁on ▁engine ▁disp lacement ) ▁with ▁road ▁models , ▁they ▁were ▁almost ▁entirely ▁dis similar . ▁The ▁first ▁Ferr ari ▁mid - engine ▁road ▁car ▁did ▁not ▁arrive ▁until ▁the ▁ 1 9 6 7 ▁D ino ▁ 2 0 6 ▁GT , ▁and ▁it ▁was ▁ 1 9 7 1 ▁before ▁a ▁Ferr ari ▁ 1 2 - cy l inder ▁engine ▁was ▁placed ▁behind ▁a ▁road - going ▁driver ▁in ▁the ▁ 3 6 5 ▁GT 4 ▁BB . ▁▁ 2 5 0 ▁P ▁ ▁Ferr ari ▁produced ▁the ▁ 2 5 0 ▁P ▁in ▁ 1 9 6 3 ▁in ▁response ▁to ▁the ▁FI A ▁introdu cing ▁a ▁prototype ▁class ▁for ▁the ▁up coming ▁season ▁of ▁the ▁World ▁Sport scar ▁Championship . ▁This ▁was ▁a ▁new ▁design , ▁with ▁a ▁ch ass is ▁un related ▁to ▁existing ▁ 2 5 0 - series ▁Grand ▁Tour ing ▁cars . ▁Design ed ▁by ▁Mau ro ▁F org h ieri , ▁the ▁ 2 5 0 ▁P ▁was ▁an ▁open ▁co ck pit ▁mid - eng ined ▁rear ▁wheel ▁drive ▁design , ▁util izing ▁a ▁tub ular ▁space - frame ▁ch ass is , ▁double ▁wish bone ▁susp ension , ▁ra ck ▁and ▁pin ion ▁ste ering , ▁four ▁wheel ▁disc ▁bra kes ▁and ▁a ▁longitud in ally - mount ed ▁V 1 2 ▁engine ▁with ▁a ▁ 5 - speed ▁g ear box ▁and ▁trans ax le . ▁ ▁The ▁ 2 5 0 ▁Test a