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1968 tach question

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Old Jul 25, 2013 | 05:11 PM
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Default 1968 tach question
My 68 427 has a tach with a yellow line start of 5300 and a red line of 5600. I was under the impression that a 427 390 was 5500.......Does anyone have an idea why this is 5600? Could it have been a 400 h.p. car?

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Jack
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Old Jul 25, 2013 | 05:25 PM
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read the bottom of this link, both engines same tach

https://www.corvetteforum.com/c3-tec...h-redline.html
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