I've got 1.7 lift roller rockers under my stock vavle covers.  I just removed the baffle. 
 
I would recomend a set tall valve covers though, because my PCV system sucks oil.  I've got is plugged off for now. 
 
 
-Josh, aka the tireburner 
		
	
		
		
		
		
		
		
			
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				1987 Buick T-type 
 
1998 HD Electra Elide
			 
		
		
		
		
		
		
	
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