▁from ▁ 2 0 0 2 . ▁ ▁M ini ▁John ▁Cooper ▁Works ▁GP ▁Kit ▁( 2 0 0 6 ) ▁ ▁The ▁last ▁M k ▁I ▁variant ▁to ▁be ▁produced ▁using ▁the ▁super charg ed ▁T rite c ▁engine ▁was ▁the ▁M ini ▁Cooper ▁S ▁with ▁John ▁Cooper ▁Works ▁GP ▁Kit , ▁a ▁light - weight , ▁quasi - race - pre pped ▁John ▁Cooper ▁Works ▁model . ▁Hand - fin ished ▁by ▁Bert one ▁in ▁Italy , ▁it ▁was ▁offered ▁as ▁a ▁limited - production ▁run ▁of ▁ 2 0 0 0 ▁cars ▁during ▁the ▁ 2 0 0 6 ▁model ▁year , ▁with ▁ 4 4 4 ▁of ▁those ▁originally ▁intended ▁for ▁the ▁UK ▁market , ▁although ▁ultimately , ▁ 4 5 9 ▁were ▁sold . ▁The ▁GP ▁has ▁more ▁bol ster ed ▁Rec aro ▁front ▁seats ▁but ▁had ▁no ▁rear ▁seats , ▁which ▁along ▁with ▁reduced ▁sound - de aden ing , ▁removal ▁of ▁the ▁rear ▁was h - wi pe ▁system , ▁optional ▁air - condition ing ▁and ▁radio , ▁and ▁other ▁weight - redu ction ▁steps , ▁resulted ▁in ▁a ▁weight ▁saving ▁of ▁around ▁ ▁compared ▁to ▁a ▁Cooper ▁S . ▁ ▁Mechan ically , ▁it ▁has ▁a ▁less ▁restrict ive ▁inter co ol er , ▁re cal ibr ated ▁engine ▁management , ▁high - volume ▁inject or ▁no zz les , ▁and ▁a ▁fre er - flow ing ▁exhaust ▁system . ▁Ext ra ▁cool ing ▁capabilities ▁let ▁the ▁super charg ed ▁engine ▁run ▁longer ▁on ▁cool