joshb Posted April 15, 2004 Share Posted April 15, 2004 what year did they start measuring the horsepower at the prop instead of the motor?. Link to comment Share on other sites More sharing options...
0 trollingforeyes Posted April 16, 2004 Share Posted April 16, 2004 I beleive that it was 1986. Link to comment Share on other sites More sharing options...
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joshb
what year did they start measuring the horsepower at the prop instead of the motor?.
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