Formula to convert 31.4 liters to gallons is to multiply 31.4 by 0.264172 (this is the value for 1 liter to gallon).
Convert 31.4 Liters to Gallons results
31.4 x 0.264172052 = 8.29500244536
31.4 l = 8.3 gal
To conclude the answer for 31.4 liters is eight point three gallons