Quote:
Originally Posted by ciderbarrel
What are the raw number increases? Since MPG is not linear (it is a curve) these numbers mean nothing without the proper context.
Gaining 2.15% MPG at 50 MPG means you moved up to 51.075, a savings of 0.042 gallons (5.376 ounces) over 100 miles.
Gaining 2.15% at 10 MPG means you moved up to 10.215 MPG, a savings of
0.21 gallons (26.88 ounces) over 100 miles.
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the data for the wheelcovers are here
(Results Of the Wheel Covers (Pizza Pans) Tests! :
Today we have tested the wheel covers to prove their efficacity and their FE with an A-B-A test.
Here are the Results :
11°C (51,8°F) / Speed : 50 MPH (80 Km/H) / 06 October 2011 / Good Conditions in general.
A = With the Wheel Smooth Covers (Pizza Pans)
B = Without the Wheel Smooth Covers (Pizza Pans)
In MPG (US) :
|-------|--A---|--B---|--A---|
Run # 1 |-61.2-|-59.5-|-62.4-|
|-------|---------------------|
Run # 2 |-57.2-|-57.1-|-57.6-|
|-------|---------------------|
Results :
Run # 1 Combined A = 61.8 MPG (US) (3.81 L/100Km)
Run # 1 Result of B = 59.5 MPG (US) (3.95 L/100Km)
Run # 2 Combined A = 57.4 MPG (US) (4.1 L/100Km)
Run # 2 Result of B = 57.1 MPG (US) (4.12 L/100Km)
Difference of 2.3 MPG (US) With the Run # 1.
Difference of 0.3 MPG (US) With the Run # 2
Final Result of the Testing of the Wheel Covers (Pizza Pans) :
We calculated a 2.15% gain in MPG (US) with the Wheel Covers. Yay!^^)
this is on page 1
and i lost the data for the whiper cover test but i remember that I saw a 1.5%gain. and the speed for all my tests is 50mph