Road tripping to High Performance Lubricants open house in Illinois.
August 5 fill-up.
7.3 gal E85 @ $3.10 (Hooray!)
2.8 gal 87@$4.10
Weighted cost per gallon = $3.53
Residual in tank was 54% E85. (3.0 gallons)
Total E85 in tank: 10.3 gal
Proportion E85=66%
Fuel economy of previous fill (54%) was 280.5 miles/10.1 gal = 27.8 mpg
Cost per mile = 15.3 cents
Fuel economy was close to the last tank.
August 7 morning fill-up.
7.3 gal E85 @ $2.81 (WOW!)
9.4 gal 87@$3.88
Weighted cost per gallon = $3.40
Residual in tank was 33% E85. (.66 gallons)
Total E85 in tank: 7.96 gal
Proportion E85=51%
Fuel economy of previous fill (66%) was 386.5 miles/16.7 gal = 23.1 mpg
Cost per mile = 14.7 cents
This tankful got messed up when I had to splash some gas in to get to a station with E85.
Fuel economy was horrible because of a lot of idling time.
August 7 evening fill-up.
7.1 gal E85 @ $3.52
3.7 gal 87@$4.02
Weighted cost per gallon = $3.60
Residual in tank was 51% E85. (2.45 gallons)
Total E85 in tank: 9.55 gal
Proportion E85=61%
Fuel economy of previous fill (51%) was 317.5 miles/10.8 gal = 29.4 mpg
Cost per mile = 11.3 cents
Good fuel economy to finish off the weekend. Back to commuting tomorrow.
August 5 fill-up.
7.3 gal E85 @ $3.10 (Hooray!)
2.8 gal 87@$4.10
Weighted cost per gallon = $3.53
Residual in tank was 54% E85. (3.0 gallons)
Total E85 in tank: 10.3 gal
Proportion E85=66%
Fuel economy of previous fill (54%) was 280.5 miles/10.1 gal = 27.8 mpg
Cost per mile = 15.3 cents
Fuel economy was close to the last tank.
August 7 morning fill-up.
7.3 gal E85 @ $2.81 (WOW!)
9.4 gal 87@$3.88
Weighted cost per gallon = $3.40
Residual in tank was 33% E85. (.66 gallons)
Total E85 in tank: 7.96 gal
Proportion E85=51%
Fuel economy of previous fill (66%) was 386.5 miles/16.7 gal = 23.1 mpg
Cost per mile = 14.7 cents
This tankful got messed up when I had to splash some gas in to get to a station with E85.
Fuel economy was horrible because of a lot of idling time.
August 7 evening fill-up.
7.1 gal E85 @ $3.52
3.7 gal 87@$4.02
Weighted cost per gallon = $3.60
Residual in tank was 51% E85. (2.45 gallons)
Total E85 in tank: 9.55 gal
Proportion E85=61%
Fuel economy of previous fill (51%) was 317.5 miles/10.8 gal = 29.4 mpg
Cost per mile = 11.3 cents
Good fuel economy to finish off the weekend. Back to commuting tomorrow.