5 , 6 7 6 ▁sal o ons ▁had ▁been ▁produced . ▁ ▁Mark ▁III ▁ ▁The ▁Mark ▁III ▁was ▁presented ▁at ▁the ▁London ▁Motor ▁Show ▁in ▁October ▁ 1 9 6 5 , ▁described ▁at ▁the ▁time ▁as ▁" even ▁more ▁lux ur iously ▁trim med ▁and ▁furn ished ". ▁It ▁was ▁again ▁available ▁in ▁two ▁ 4 - door ▁body ▁styles , ▁coup é ▁and ▁sal oon . ▁The ▁Mark ▁III ▁used ▁the ▁same ▁engine ▁as ▁its ▁prede cess or , ▁but ▁it ▁now ▁produced ▁. ▁Extern ally ▁it ▁could ▁be ▁distinguished ▁by ▁the ▁full - length ▁trim ▁strip ▁along ▁the ▁body ▁and ▁Mark ▁III ▁bad ging ; ▁internally ▁it ▁replaced ▁the ▁rear ▁ben ch ▁seat ▁with ▁two ▁individually ▁m ould ed ▁rear ▁seats , ▁making ▁it ▁more ▁comfortable ▁to ▁ride ▁in ▁for ▁four ▁occup ants ▁but ▁less ▁so ▁for ▁five . ▁ ▁A ▁total ▁of ▁ 3 , 9 1 9 ▁sal o ons ▁and ▁ 2 , 5 0 1 ▁coup és ▁had ▁been ▁sold ▁by ▁the ▁time ▁production ▁ended ▁in ▁ 1 9 6 7 . ▁ ▁P 5 B ▁ ▁The ▁final ▁iteration ▁of ▁the ▁P 5 ▁appeared ▁in ▁September ▁ 1 9 6 7 . ▁Now ▁power ed ▁by ▁the ▁ ▁R over ▁V 8 ▁engine ▁also ▁used ▁in ▁the ▁ 3 5 0 0 , ▁the ▁car ▁was ▁bad ged ▁as ▁the ▁" 3 . 5 ▁Lit re ", ▁and ▁commonly ▁known ▁as ▁the ▁ 3 ½ ▁Lit re . ▁The ▁final ▁letter ▁in ▁the