According to one of Fords websites :
For a 1990 Ford Bronco II , 2.9 liter V6 engine :
The spark plugs are gapped at ( .044 inch )
According to one of Fords websites : For a 1990 Ford Bronco 5.8 liter ( 351 cubic inch ) V8 engine : The spark plugs are gapped at ( .044 inch )
The engine choices in the full size Ford Bronco for 1990 were the 4.9 liter straight six cylinder , or the 5.0 liter V8 , or the 5.8 liter V8 engines
According to one of the Ford websites : For a 1990 Ford Bronco 5.0 / 302 cubic inch V8 engine : ( the spark plugs are gapped at .054 inch )
5 quarts + filter
No , the 2.9 liter V6 engine in a 4X4 , 1990 Ford Bronco II is fuel injected
The 2.3 liter 4 cylinder engine has ( 8 spark plugs ) , twin plug ignition system The 2.9 liter and 4.0 liter V6 engines have ( 6 spark plugs )
The spark plug gap for a 1990 GMC with a 7.4 liter engine is .035 inches. This is equal to .9 mm.
The recommended spark plug gap is .044"