First, Add Your Vehicle

Get an exact fit for your vehicle.
Tap image to zoom

Motorcraft Platinum Spark Plug SP-546-X

Shop All Motorcraft
Motorcraft255755
Part # SP-546-X
SKU # 255755
Price Not Available
Standard Delivery
Estimated delivery Dec. 5-6
Part #
SP-546-X
SKU #
255755
Weight
0.1lbs
Center Electrode Tip Material
Platinum
Thread Diameter
10mm
Center Electrode Core Material
Nickel
Seat Type
Tapered
Reach
25.5mm
Metal Type
Copper
Tested to Ford specifications for performance and emission standards.
  • checkmark
    Nickel plated shell for corrosion resistance and improved appearance.
  • checkmark
    Same part that was installed when the vehicle rolled-off the assembly line
  • checkmark
    Designed to deliver quick starts, enhanced fuel economy and smooth acceleration with 100,000 mile service interval
  • checkmark
    Proprietary platinum pad on the side wire electrode with iridium enhanced center electrode.