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      03-27-2013, 02:16 PM   #22
joedimarzio
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Drives: 2014 BMW 328i, Sport Line
Join Date: Mar 2013
Location: Chile

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Quote:
Originally Posted by topcat87 View Post
that explains the skew in your timing. Your reaction time and/or enthusiasm easily account for the 1s difference. If an accurate timing to measure ur mods is what your really after invest in a performance meter like Gtech Pro SS or VBox performance box. All those stopwatches or smartphone apps just dont cut it with a sub 10s measurement the margin of error is too great
Ok,Thanks!
Do you know haw to disconnect the negative battery cable?