Closest to the front of vehicle
For your Ford 4.9 liter / 300 cubic inch inline six cylinder engine : ( the # 1 cylinder is at the FRONT of the vehicle )
The # 1 cylinder for the 4.9 L ( 300 cubic inch ) straight 6 cylinder Ford is the cylinder at the front of the vehicle
# 1 cylinder is at the front by the radiator on the Ford 300 cubic inch straight 6 cylinder
Closest to the front of the vehicle
.035 inch - light duty .030 inch - medium duty for the 1970 Ford - 300 cubic inch - straight 6 cylinder according to motorcraft.com
.044 inch ( for the 4.9 L / 300 cubic inch straight 6 cylinder in a 1983 Ford truck ) according to motorcraft.com - one of Fords websites
( .044 inch ) - for the 4.9 L ( 300 cubic inch ) straight 6 cylinder engine in a 1989 Ford truck
According to www . ford parts . com ( no spaces ) For a 1983 Ford E-150 with the 4.9 liter / 300 cubic inch inline six cylinder ( .034 inch spark plug gap )
On your 4.9 liter / 300 cubic inch straight six cylinder engine # 1 cylinder is at the front of the engine nearest the radiator
The Ford 4.9 liter is a 300 cubic inch straight 6 cylinder engine
The spark plug firing order for the 300 cubic inch straight 6 cylinder Ford is : 1 - 5 - 3 - 6 - 2 - 4 The distributor rotor turns CLOCKWISE
( .035 inch ) in a Ford F-100 , ( .030 inch ) in heavier duty trucks