▁effect , ▁the ▁wide ▁engine ▁was ▁completely ▁the ▁opposite ▁of ▁what ▁was ▁required ▁as ▁the ▁cyl inder ▁heads ▁pro tr ud ed ▁into ▁the ▁area ▁where ▁the ▁Vent uri ▁t unn els ▁should ▁have ▁been . ▁▁ ▁In ▁contrast , ▁the ▁V - configuration ▁of ▁the ▁Cos worth ▁engine ▁ang led ▁the ▁cyl ind ers ▁up wards ▁and ▁left ▁am ple ▁space ▁under ▁the ▁car ▁for ▁the ▁necessary ▁under - body ▁profile ▁which ▁mass ively ▁increased ▁down force ▁and ▁gave ▁more ▁efficient ▁a ero ▁balance , ▁thus ▁increasing ▁corner ing ▁potential ▁and ▁straight ▁line ▁speed . ▁Gr ound ▁effect ▁British ▁cars ▁and ▁D F V ▁engines ▁effectively ▁killed ▁off ▁the ▁V 1 2 / flat ▁ 1 2 ▁engines ▁of ▁Ferr ari ▁and ▁Al fa ▁Rome o ▁which ▁many ▁p und its ▁had ▁believed ▁in ▁the ▁mid - 1 9 7 0 s ▁would ▁domin ate ▁F 1 ▁well ▁into ▁the ▁mid - 1 9 8 0 s . ▁D ri vers ▁Mario ▁And rett i ▁in ▁, ▁Alan ▁Jones ▁in ▁, ▁Nelson ▁Pi quet ▁in ▁ ▁and ▁Ke ke ▁Ros berg ▁in ▁ ▁used ▁a ▁combination ▁of ▁British ▁ground ▁effect ▁ch ass is ▁and ▁a ▁D F V ▁engine ▁to ▁claim ▁the ▁D ri vers ' ▁Championship ▁while ▁D F V - power ed ▁cars ▁took ▁the ▁Formula ▁ 1 ▁Con struct ors ' ▁World ▁Championship ▁in ▁ 1 9 7 8 , ▁ 1 9 8 0 ▁and ▁ 1 9 8 1 . ▁ ▁The ▁on set ▁of ▁the ▁tur