HEAT oven to 350°F.
LINE 9-inch pie plate with pie crust as directed on package. Microwave sugar and corn syrup in large microwaveable bowl on HIGH 3 min. or until mixture comes to boil. Add margarine and chocolate; stir until chocolate is completely melted and mixture is well blended. Cool slightly.
ADD eggs, 1 at a time, beating well after each addition. Stir in coconut and nuts. Pour into crust.
BAKE 50 to 55 min. or until filling is set in center. Cool completely on wire rack.