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Pipes discolored ??

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Old Mar 16, 2007 | 10:58 AM
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Default Pipes discolored ??

Is pipe blueing normal or is it a sign of running too rich/lean?
 
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Old Mar 16, 2007 | 10:20 PM
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Default RE: Pipes discolored ??

Normally...bluing would lean towards lean. But I believe some discoloration near the heads will occur on the actualy pipe on any header.
 
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