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				02-19-2013, 04:41 PM
			
			
			
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			| CC Member   
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					Join Date: Jul 2003 Location: West Bloomfield, 
						MI Cobra Make, Engine:  
						Posts: 717
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 I'd rather not see that - but it ain't the end of the world.  Probably rust from when the block sat for an extended period.  As long as it pressure checks OK I would run it. 
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Engine Masters Challenge Entries 
91 octane - single 4bbl - mufflers 
2008 - 429 cid FE HR - 675HP 
2007 - 429 cid FE MR - 659HP 
2006 - 434 cid FE MR - 678HP 
2005 - 505 cid FE MR - 752HP
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