MAGNUM MS81012. Condition: New - Other.
Interchange: 1275
Chevrolet V8 Big Block (1965-84)
Port Size : 1.82'' x 2.54''
Thickness: 060''
Rect. ports for cast iron and
aluminum heads with standard
port and bolt locations.
Fits most aftermarket manifolds
with rectangular ports w/o upper
bolts at the intake ports.
Blocked crossover with no upper bolt holes.
