Description
        Assembled; Chevy Big Block; Natural Aluminum; 315 CC/ 300 CC Rectangular Intake Port; 110 CC Exhaust Port; 118 CC Chamber Volume; 2.19 Inch Intake Valve; 1.88 Inch Exhaust Valve; 1.55 Inch Spring Diameter; Single; With Pushrod Guides; Rocker Studs
        
    
    
    
 
     
 
             
                 
                 
                