Set of 8 Genuine OEM Platinum Spark Plugs SP-546 PZK14F For F150 F250 5.4L SP546

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$56

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About this item

This is a full set of 8 genuine Motorcraft platinum spark plugs, model SP546 PZK14F, designed as a direct OEM fit for Ford and Lincoln trucks and SUVs with 5.4L V8 or 6.8L V10 gasoline engines. Covers a wide range of model years from 2004 through 2010 across the F-150, F-250 to F-550 Super Duty, F53, Expedition, Navigator, and Mark LT. No modifications are required for installation since these match the original factory specification.

Set of 8 genuine Motorcraft platinum spark plugs, part number SP546 PZK14F (also SP421, superseded from SP507)
Direct OEM replacement for gasoline engines, no modification needed
Fits Ford F-150 (2004-2008), F-250/F-350 Super Duty (2005-2008) 5.4L V8 & 6.8L V10, F-450/F-550 Super Duty and F53 (2005-2010) 6.8L V10
Also fits Ford Expedition (2005-2008) and Lincoln Navigator (2005-2008) 5.4L V8, plus Lincoln Mark LT (2006-2008) 5.4L V8
Platinum tip construction for reliable ignition and consistent performance

Specifications

Type: Spark Plug
Brand: Motorcraft
Fuel Type: Gasoline
Fitment Type: Direct Replacement
Custom Bundle: No
Modified Item: No
Surface Finish: New and high quality
Other Part Number: SP421
OE/OEM Part Number: SP546 PZK14F
Non-Domestic Product: No
Manufacturer Warranty: 5 Years
Superseded Part Number: SP507
Interchange Part Number: SP515 PZH14F
Manufacturer Part Number: SP546 PZK14F

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