Motorcraft Platinum Spark Plug SP-486X

Tested to Ford specifications for performance and emission standards.

Copper-glass seal bonds insulator, terminal post center electrode together which assures full required voltage at spark gap that protects against misfires.

Nickel plated shell for corrosion resistance and improved appearance.

Designed to deliver quick starts, enhanced fuel economy and smooth acceleration with 100,000 mile service interval

Same part that was installed when the vehicle rolled-off the assembly line.