1. 

   1adam12 Well-Known Member

   Hey guys how do I tell 430 heads from 455 heads. DO ineed to know the casting numbers or is there some other way to tell. If I need to know the casting numbers what are they.
   
   thanks Adam

    

   1adam12, Nov 2, 2004

   #1
2. 

   LARRY70GS a.k.a. "THE WIZARD" Staff Member

   Adam,
   This should help:
   
   http://www.atlantabuick.com/CastingNumbers.htm

    

   LARRY70GS, Nov 2, 2004

   #2
3. 

   jamyers 2 gallons of fun

   You'll find head casting numbers under the valve covers.

    

   jamyers, Nov 2, 2004

   #3

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