 
  
        Chevy V6 90˚, w/18˚ hi-port heads   
        
        
                
        
        
          
		  233-3708 
          
          
 
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        Chevy V6 90˚ hi-port 3/8" holes   
        
        
                
        
        
          
		  233-3721 
          
          
 
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        Chevy V6 2.8L 60˚ M11   
        
        
                
        
        
          
		  233-4003 
          
          
 
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        Chevy V6 w/18˚ standard port   
        
        
                
        
        
          
		  233-4107 
          
          
 
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        Chevy V6 w/18˚ raised port   
        
        
                
        
        
          
		  233-4108 
          
          
 
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        Chevy V6 2.8L 60˚ M11 12pt   
        
        
                
        
        
          
		  233-4303 
          
          
 
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        Chevy V6 w/18˚ standard port   
        
        
                
        
        
          
		  233-4307 
          
          
 
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        Chevy V6 w/18˚ raised port   
        
        
                
        
        
          
		  233-4308 
          
          
 
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        Chevy V6 w/18˚ standard port   
        
        
                
        
        
          
		  233-4507 
          
          
 
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        Chevy V6 w/18˚ raised port   
        
        
                
        
        
          
		  233-4508 
          
          
 
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        Chevy V6 12pt undercut   
        
        
                
        
        
          
		  233-4601 
          
          
 
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        Chevy V6 w/18˚ standard port   
        
        
                
        
        
          
		  233-4707 
          
          
 
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        Chevy V6 w/18˚ raised port   
        
        
                
        
        
          
		  233-4708 
          
          
 
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        Chevrolet Small Block V8 18˚ hi-port 3/8" holes   
        
        
                
        
        
          
		  234-3721 
          
          
 
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        Chevrolet Big Block Dart Block with Dart Head, 12 pt   
        
        
                
        
        
          
		  235-4317 
          
          
 
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        Late Bowtie, Dart Merlin, iron and aluminum Dart 360, Edelbrock, Dart Pro 1 (mfg before 1/1/15, use 235-4118 after 1/1/15), AFR, Profiler 24° 1.000 coarse thread - aftermarket dry deck block   
        
        
                
        
        
          
		  235-4117 
          
          
 
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        Chevy 4-cylinder, ‘62 & later, hex   
        
        
                
        
        
          
		  131-4001 
          
          
 
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        Chevy 4-cylinder, ‘62 & later, 12pt   
        
        
                
        
        
          
		  131-4201 
          
          
 
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        Chevy 6-cylinder '62 & up hex   
        
        
                
        
        
          
		  132-4001 
          
          
 
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        Chevrolet Big Block   
        
        
                
        
        
          
		  135-3601 
          
          
 
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