Replace spark plugs f150 1993 4.9L in-lin 6

Asked by Jul 26, 2016 at 05:24 PM about the 1993 Ford F-150 XL LB

Question type: Maintenance & Repair

Any suggestions for replacing spark plugs?

2 Answers


Iridium plugs, expensive but never have had any problems with misfiring, motorcraft or autolite brand name.


I always use Motorcraft parts for maintenance items such as these. Especially spark plug wires.

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