The F - 4E became the basis for the F - 4G Wild Weasel V ( also known as the Advanced Wild Weasel ) .
The F - 4E is the most advanced Phantom variant with extensive ground - attack capabilities and an internal gun .
The F - 4E , the most advanced Phantom variant with extensive ground - attack capabilities and an internal gun , became the basis for the F - 4G Wild Weasel V ( also known as the Advanced Wild Weasel ) .