What is the firing order and gap for a 1976 Ford Mustang 6-cylinder?

The spark plug firing order for the 2.8 liter V6 engine in a 1976 Ford Mustang is : 1 - 4 - 2 - 5 - 3 - 6 The engine cylinders / spark plugs are numbered : firewall 3 - 6 2 - 5 1 - 4 front The spark plug gap is .034 inch