you can only tell definitively by measuring back to back w/o other variables unchanged or if you know the rotational moment of interia on one combo vs. another. anything else is just guessing.
but as marshal said, when you spin out on the track stick your arms out the window to go faster....
anyway, about ready for tomorrow. trailer is hooked up and i think i have the car done. checking trailer brakes and bearings tonight as its been sitting since Hallett.
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