Wouldn't a chalk mark on the tire and a chalk mark on the pavement net the same measurement? Yes I know your kidding. Stan Wilder On Wed, 9 Oct 2002 09:49:30 -0700 pensioner <al_knoll@PACBELL.NET> writes: > Use the French method. Using French's or some other less well > calibrated > mustard, place a substantial line of mustard in front of the rear > wheel. > Drive through the mustard until you have between two and three > revolutions > of the front wheels. Using a steel tape measure, a laser > interferometer or > other suitable measuring device measure from the leading edge of the > first > mustard mark to the leading edge of the third mustard mark (two > rotations). > Accuracy to plus or minus one nanometer is not necessary. > > This will give tire rotation times 2 in your favorite unit of > measure with > enough accuracy to do practical calculations. > > NB: Drive in a straight line when marking, preferably after warming > up the > normally inflated tires on your normally weighted vanagon. > > With the rollout thus determined you can use the T. Smith tool to do > all > sorts of calculations. > > A copy of the MS Excel gearing tool can be found on the alternate > list > (Yahoo Group Vanagon) or the Subaruvanagon group. > > Cheers, > > pensioner > > ________________________________________________________________ GET INTERNET ACCESS FROM JUNO! Juno offers FREE or PREMIUM Internet access for less! Join Juno today! For your FREE software, visit: http://dl.www.juno.com/get/web/. |
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