Quote:
Originally Posted by MetroMPG
What I find so interesting is the level of variation between runs, even with such a simple test.
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Maybe the lube cooled off. There is a huge difference in coasting speeds in my truck w/ a 50F difference, and given the operating range of greases/oils I imagine there could be a pretty big increase in drag relative to the change in Crr at those speeds as stuff cools.