Preheat oven to 375*.
Butter pie plate well.
Place pie crust in pie plate and flute the edges.
Combine eggs and corn syrup in a bowl and mix well.
Stir in salt, vanilla and cooled butter.
Add pecans.
Pour into unbaked pie crust.
Bake at 375* for 10 minutes.
Reduce heat to 325* and bake for 50-60 minutes more, until the filling doesn't wiggle when you touch the pan.
Cool on cooling rack until completely cooled.
Refrigerate a few hours before cutting.