Something different Building for MPG.

here is an example which weighs more from the list below

my car here vs. the contenders
1970 polara convert. length is 219.5 in, width 79.2................................
2007 caddi dts. length is 207.6 in, width 74.8...................................
2007 300c length is 196.8 in, width 74.1...................................
2007 lincoln towncar length is 215.4 in, width 78.2...................................
2007 bmw 760 li length is 203.9 in, width 74.9..................................