Replace one spark plug at a time. DO NOT DIS-CONNECT MORE THAN ONE SPARK PLUG WIRE AT A TIME AS YOU COULD LOOSE THEIR ORIGINAL CYLINDER MATCH AND THE TRUCK WILL NOT RUN.
So, one wire and one plug at a time. The spark plugs should be gapped to.031 inches and torqued to 13 Ft-Lbs.
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Wednesday, June 20th, 2012 AT 10:33 PM