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	            Group: Forum Members 
	            Last Active: 2 days ago                     
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                I’m running a 312 with Mummert Aluminum heads. Can’t find his data sheet.   What is the gap? thanks,
 
 
            
			    				
			    
               
                                                                                               
                                  
               
           
                    
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	            Group: Forum Members 
	            Last Active: 11 hours ago                     
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                You can't go wrong with .032-.035" with a good ignition system.  I run .035" on all three of my Ys.  Joe-JDC          
			    
  				
			    JDC 
               
                                                                                               
                                  
               
           
                    
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	            Group: Forum Members 
	            Last Active: 2 days ago                     
                Posts: 399, 
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                Thanks.          
			    				
			    
               
                                                                                               
                                  
               
           
                    
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