Header and Motor Numbers
Numbers on headers (shows headers cast before March) C30E9431A
C = 1960
3 = Year Introduced 1963
0 = Model (Fairlane - used parts on Mustangs)
E = Desing Engineering Office - Engine
9431A = Manifold
Crayon Marks on motor (between connection to transmission)
C = 1960
3 = Year Introduced 1963
0 = Model (Fairlane - used parts on Mustangs)
E = Desing Engineering Office - Engine
9431A = Manifold
Crayon Marks on motor (between connection to transmission)
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