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out of whack tach

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Old March 25th, 2005, 5:00 PM
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my 91,305 rs tach reads 1200 at idle. at 60 mph, it reads 3200 rpm. what gives? i cant figure out whats wrong. can anyone help?
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Old March 25th, 2005, 6:40 PM
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what would make you think something is wrong joe?
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Old March 25th, 2005, 7:52 PM
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according to my limited knowledge, those tach readings are about double of what they should be.
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Old March 26th, 2005, 4:59 PM
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how long has it been reading what you feel is wrong?
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Old March 28th, 2005, 12:36 PM
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it has been this way for quite some time but i never thought about it much until i saw the tach redline when shifting at normal driving speeds.
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Old March 29th, 2005, 12:36 PM
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what is the redline speed? the only thing i can think, find a cheap tach, and hook it up under the hood, and see what it registers?
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