https://ecomodder.com/forum/showthread.php/94-caprice-wagon-5-7l-project-46-mpg-33961-8.html#post614665 https://ecomodder.com/forum/showthread.php/94-caprice-wa

https://ecomodder.com/forum/showthread.php/94-caprice-wagon-5-7l-project-46-mpg-33961-8.html#post614665 https://ecomodder.com/forum/showthread.php/94-caprice-wagon-... 50mpg from a 5.7L V8, using most of the drivetrain from a truck(!) My daily driver gets roughly half that, but it has a carbureted 6.6L and an automatic transmission, with some mild performance tuning done. I am satisfied enough with that.