X 2000 Chevrolet Cavalier (Bi-fuel CNG)

2.2 L, 4 cyl, Auto 3-spd, Regular Gasoline or Natural Gas

EPA Fuel Economy

Regular Gasoline

Combined: 22 MPG

City: 20 MPG

Highway: 25 MPG

Natural Gas

Combined: 20 MPG

City: 18 MPG

Highway: 25 MPG

X 1994 Rolls-Royce Continental

6.8 L, 8 cyl, Auto 4-spd, Premium Gasoline

EPA Fuel Economy

Combined: 11 MPG

City: 9 MPG

Highway: 14 MPG

X 1997 Suzuki Esteem

1.6 L, 4 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 26 MPG

City: 23 MPG

Highway: 31 MPG