ves ▁as ▁the ▁GP 1 ▁but ▁also ▁offered ▁a ▁new ▁in let ▁manifold ▁designed ▁for ▁ 3 ▁tw in ▁cho ke ▁ 4 2 ▁DC NF ▁We ber ▁Car b ure t ors ▁fed ▁by ▁an ▁electric ▁fuel ▁p ump ▁which ▁boost ed ▁power ▁up ▁to ▁ ▁and ▁, ▁however ▁the ▁standard ▁cam sh aft ▁was ▁retained . ▁ ▁Ear lier ▁versions ▁of ▁the ▁ 3 . 0 - lit re ▁engine ▁( pre ▁October ▁ 1 9 7 1 ) ▁were ▁fue led ▁by ▁a ▁T win ▁cho ke ▁ 4 0 ▁D FA V ▁We ber ▁car b ure tor , ▁which ▁had ▁some ▁inher ent ▁fault s ▁in ▁its ▁design ▁which ▁caused ▁it ▁to ▁run ▁too ▁rich ▁and ▁cause ▁bore ▁was h . ▁It ▁was ▁subsequently ▁replaced ▁by ▁a ▁more ▁modern ▁tw in ▁cho ke ▁ 3 8 ▁D G AS ▁We ber ▁car b ure tor ▁which ▁effectively ▁solved ▁the ▁problems ▁of ▁the ▁earlier ▁car b ure t ors , ▁and ▁was ▁used ▁for ▁the ▁ 3 - L it re ▁V 6 ▁until ▁the ▁end ▁of ▁its ▁production . ▁The ▁ 2 . 5 - lit re ▁V 6 ▁used ▁a ▁single ▁bar rel ▁Ford ▁car b ure tor ▁which ▁was ▁also ▁used ▁in ▁the ▁low ▁compression ▁variants ▁of ▁the ▁ 3 . 0 - lit re ▁Es sex ▁V 6 ▁used ▁in ▁the ▁Ford ▁Trans it . ▁Un us ually , ▁the ▁Es sex ▁V 6 ▁was ▁designed ▁so ▁that ▁the ▁same ▁block ▁could ▁serve ▁in ▁both