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

About this item

This is a set of 8 genuine platinum spark plugs, part number SP-546 PZK14F, built as a direct replacement for Ford and Lincoln trucks and SUVs with 5.4L V8 or 6.8L V10 engines. The platinum tips hold up under heat and give a longer gap between services, typically 60,000 to 100,000 miles. Compatible with both coil-on-plug and distributor ignition setups on models like the F-150, F-250/F-350/F-450/F-550 Super Duty, Expedition, Navigator, and Mark LT from the mid-2000s.

• Box of 8 platinum spark plugs, OEM part SP-546 PZK14F (MPN SP546, supersedes SP507, alt. number SP421)
• Platinum tip construction handles high heat and resists erosion for long service life
• Works with both coil-on-plug and older distributor-type ignition systems
• Rated for 60,000 to 100,000 miles between changes
• Fits Ford F-150 (2004-2008), Expedition (2005-2008), 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 Lincoln Mark LT (2006-2008) and Lincoln Navigator (2005-2008), both 5.4L V8

Specifications

Type

Spark Plug

Brand

NURPAAUTO

Material

Platinum

Fuel Type

Gasoline

Fitment Type

Direct Replacement

Custom Bundle

No

Modified Item

No

Surface Finish

New and high quality

Country of Origin

United States

Other Part Number

SP421

OE/OEM Part Number

SP546 PZK14F

Non-Domestic Product

No

Manufacturer Warranty

3 Years

Superseded Part Number

SP507

Interchange Part Number

SP515 PZH14F

Manufacturer Part Number

SP546 PZK14F