In 1984 , more C - 2As were ordered under designation Reprocured C - 2A or C - 2A ( R ) .
The initial Greyhound aircraft were overhauled in 1973 .
In 1984 , more C - 2As were ordered under designation Reprocured C - 2A or Greyhound     ( R ) .
The initial Greyhound aircraft were overhauled in 1973 .