Prepare pastry for 9" one-crust pie.
Heat oven to 325 degrees. In a large bowl, combine corn syrup, sugar, margarine, vanilla and eggs; beat well. Stir in chocolate
chips and pecans. Spread evenly in pastry-lined pan.
Bake at 325 degrees for 55 minutes to an hour, or until deep golden brown and filling is set. Cool completely.