What ford 5.0 engine do you have casting number E7TE?
The Ford 5.0L engine with casting number E7TE is a 1986-1989 302 cubic inch (5.0L) V8. More specifically, it's a version of the Ford small-block V8 that was used in several Ford and Mercury vehicles during those years. It's not a single, specific application; the casting number denotes the block itself, which would have been used across different model years and trim levels.