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Old 10-02-2010, 02:36 PM
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Jerry Clayton Jerry Clayton is offline
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Join Date: Jul 2005
Location: Bartlett, Ill
Cobra Make, Engine: Everett-Morrison LS1
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You might want to consider a larger stem sodium filled exhaust valve---that skinny stem doesn't have a lot of material with that hollow stem and of course not much strength when hot( over 1000 degrees)
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