What is the firing order for a 1989 Ford 5.8L?

For the Ford 5.8 litre / 351 cubic inch V8 engine :

The firing order is ( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 )

The distributor rotor turns COUNTERCLOCKWISE

The marked # 1 position on the distributor cap faces towards the REAR

The engine cylinder locations are numbered :

firewall

4 - 8

3 - 7

2 - 6

1 - 5

front of vehicle