Formula to convert 1.4 liters to gallons is to multiply 1.4 by 0.264172 (this is the value for 1 liter to gallon).
Convert 1.4 Liters to Gallons results
1.4 x 0.264172052 = 0.36984087336
1.4 l = 0.37 gal
To conclude the answer for 1.4 liters is zero point thirty seven gallons