▁diameter ▁of ▁ 3 3 5 ▁mill imet res ▁( 1 3 . 2   in ) ▁with ▁four - p ist on ▁cal ip ers . ▁The ▁centre - lock ▁wheel ▁n uts ▁that ▁hold ▁the ▁whe els ▁to ▁the ▁ch ass is ▁are ▁colour - coded ; ▁red ▁on ▁the ▁left ▁of ▁the ▁car , ▁blue ▁on ▁the ▁right . ▁ ▁Re ception ▁The ▁car ▁has ▁generally ▁received ▁mixed ▁reviews , ▁with ▁critics ▁saying ▁it ▁is ▁hard ▁to ▁drive , ▁over pr iced ▁and ▁too ▁large . ▁Other ▁critic isms ▁include ▁the ▁lack ▁of ▁a ▁tr unk , ▁rear ▁window , ▁spare ▁t ire ▁and ▁radio , ▁and ▁the ▁way ▁the ▁car ' s ▁engine ▁was ▁limited ▁or ▁" dru gg ed ". ▁Current ▁driver ▁for ▁Vit aph one ▁Racing ▁Team , ▁Andrea ▁Bert ol ini , ▁the ▁chief ▁test ▁driver ▁throughout ▁the ▁development , ▁said ▁the ▁car , ▁" react s ▁well ▁and ▁is ▁very ▁reliable ▁in ▁its ▁re actions ." ▁ ▁The ▁Top ▁G ear ▁television ▁series ▁acquired ▁an ▁MC 1 2 , ▁and ▁test ▁driver ▁The ▁St ig ▁achieved ▁a ▁lap ▁time ▁of ▁ 1 : 1 8 . 9 ▁around ▁the ▁Top ▁G ear ▁track — 0 . 1 ▁seconds ▁faster ▁than ▁his ▁lap ▁in ▁the ▁En zo ▁Ferr ari . ▁Host ▁Jer emy ▁Clark son ▁also ▁drove ▁it , ▁comparing ▁it ▁to ▁the ▁Mas er ati ▁Bit ur bo , ▁a ▁car ▁he ▁dis lik ed . ▁Clark son ▁critic ised ▁the ▁car ▁greatly , ▁pointing