whistle at 3000 rpm's
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whistle at 3000 rpm's
I have an 86 mazda rx-7 N'A and at around 3000 RPM's i hear this soft whistle coming from the engine...when i hit the clutch to shif to the next geat it will go away and then when 3000 rpm's comes again i hear it...is this a sign that my engine is going out or that maybe i need to check my air intake system? Please help
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it might be a muffler too
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