X 1988 Rolls-Royce Corniche II

6.8 L, 8 cyl, Auto 3-spd, Regular Gasoline

EPA Fuel Economy

Combined: 9 MPG

City: 8 MPG

Highway: 10 MPG

X 1994 Mercury Grand Marquis

4.6 L, 8 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 23 MPG