That would depend on what size engine you have :
The 4.9 liter ( 300 cubic inch ) straight 6 cylinder
The 5.0 liter ( 302 cubic inch ) V8 , or
The 5.8 liter ( 351 cubic inch ) V8
each engine has a different firing order , a little more information please
the firing order is printed on the top the manifold.
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firing order for a 1995 ford bronco 5.8 ltr
The firing order is : 1-4-2-5-3-6
firing order is 1-5-3-6-4-2
V6 Firing Order: 1 4 2 5 3 6
what is the fiering order for a 2.9 v6 what is the fiering order for a 2.9 v6
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The firing order for a 1981 Ford Bronco with a V8 engine is 1-5-4-8-6-3-7-2. This order is standard for the 302 and 351 cubic inch V8 engines used in that model year. Proper adherence to this firing order is essential for optimal engine performance and smooth operation.
counterclockwise
1-4-2-5-3-6-