.052 to .056 inch - my spark plug gapper has a .054 inch
GAP AT .045 (IN THOUSANDTH OF AN INCH)
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.054 inch
.050 inch
.044 for a 1997 model
.054 inch
.035
THE GAP IS 0.039 TO 0.043
should be .035
Depends on the year. .035 or .040 in
On a 1995 Ford Explorer : firewall 3 - 6 2 - 5 1 - 4 front of vehicle
there is no gapping needed