.044 inch
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford V8
Spark plug gap on a 1979 Ford Truck?
need to know the spark plug gap for a 1979 Mercury Grand Marquis with 351 modified.
The spark plug gap for the 1979 Ford F250 is 0.044. This gap remains the same for the 1978 and the 1980 Ford as well.
for a 1979 Ford F-150 ( 7.5 liter / 460 cubic inch V8 ) the spark plug gap is ( .044 inch )
The spark plug gap for a 1979 Ford F-250 with a 400 engine is between 0.42 and 0.46. This range is included in the factory settings.
.044 inch in a 1979 Ford truck 302
( .044 inch ) according to motorcraft.com
.045 spark plug gap
The recommended spark plug gap for a 1979 Olds 4.9L is .060"
The 1979 Suzuki 750 spark plug gap is .018. Most spark plugs will come pre-gapped from the spark plug manufacturer.
.044 inch according to fordparts.com