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WE LIKE MIC<br>Measuring valve-guide clearance is critical to building a solid set of heads. An outside mic for checking the valve stems is relatively inexpensive; an inside mic, for the guides, no so much. Again, here's a low-buck alternative.
Performance Head Build - Some Assembly Required

WE LIKE MIC
Measuring valve-guide clearance is critical to building a solid set of heads. An outside mic for checking the valve stems is relatively inexpensive; an inside mic, for the guides, no so much. Again, here's a low-buck alternative.
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