6 ▁had ▁to ▁consume ▁un le aded ▁pet rol . ▁Because ▁it ▁was ▁un fe as ible ▁to ▁convert ▁the ▁existing ▁six - cy l inder ▁engine ▁to ▁run ▁on ▁un le aded ▁fuel , ▁the ▁N iss an ▁engine ▁was ▁chosen ▁as ▁the ▁best ▁engine ▁available . ▁However , ▁changing ▁currency ▁exchange ▁rates ▁double d ▁the ▁cost ▁of ▁the ▁engine ▁and ▁transmission ▁over ▁the ▁life ▁of ▁the ▁V L . ▁The ▁decision ▁to ▁opt ▁for ▁a ▁Japanese - made ▁transmission ▁led ▁to ▁the ▁closure ▁of ▁the ▁Wood ville , ▁South ▁Australia ▁assembly ▁plant . ▁Conf ident ▁by ▁the ▁apparent ▁sign ▁of ▁turn around , ▁G M ▁paid ▁off ▁Hold en ' s ▁mounted ▁losses ▁of ▁A $ 7 8 0   mill ion ▁on ▁ 1 9 ▁December ▁ 1 9 8 6 . ▁At ▁G M ▁headquarters ' ▁request , ▁Hold en ▁was ▁then ▁re organ ised ▁and ▁rec ap ital ised , ▁separ ating ▁the ▁engine ▁and ▁car ▁manufact uring ▁divisions ▁in ▁the ▁process . ▁This ▁involved ▁the ▁splitting ▁of ▁Hold en ▁into ▁Hold en ' s ▁Motor ▁Company ▁( H MC ) ▁and ▁Hold en ' s ▁Engine ▁Company ▁( HE C ). ▁For ▁the ▁most ▁part , ▁car ▁bodies ▁were ▁now ▁manufact ured ▁at ▁Elizabeth , ▁South ▁Australia , ▁with ▁engines ▁as ▁before , ▁conf ined ▁to ▁the ▁Fish erm ans ▁B end ▁plant ▁in ▁Port ▁Melbourne , ▁Victoria . ▁The ▁engine ▁manufact uring ▁business ▁was ▁successful , ▁building ▁four - cy l inder ▁Family ▁II ▁engines ▁for