Motorcraft SP-478 Suppressor Spark Plug

  • The spark plug-engine matched combinations are durability tested for long life, no misfires, reduced fuel consumption and optimum emissions.
  • The only parts recommended by Ford Motor Company for Ford, Lincoln, and Mercury vehicles.
  • Designed to meet strict Ford engineering standards for functionality and durability.

$7.97

62 in stock

62 in stock

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SKU: WN247 Category: Product Brand:
Model : SP-478
MPN : SP-478
Vendor SKU : SP-478
Location : Los Angeles
  • Same spark plugs that were installed when the engine left the assembly line, Spark plugs are matched to the engine for optimum engine performance.
  • Spark plug designs include: Continuous improvements, Resist oxidation and arc erosion, Multi-rib insulator protects against misfire, Nickel-plated shell for corrosion resistance (on all except Standard Copper Core), High-Strength Steel High Thread, Platinum-Iridium, and Fine-Wire Double-Platinum feature 0.8 mm fine-wire design.
  • High-Strength Steel High Thread spark plugs for 3-valve Triton engines redesigned: New, high-strength steel shell, Nickel-plated shell for corrosion resistance, Scavenger area allows for more carbon build-up before misfires occur, Full ground strap helps for better heat transfer within the combustion chamber, Thicker insulator for better misfire prevention.
  • Fine-Wire Double Platinum features Platinum pad on both electrodes. Extended service intervals (on all except Nickel and Standard Copper Core plugs), Proprietary platinum pad on side wire electrode (on Platinum-Iridium and Fine-Wire Double Platinum plugs). Platinum-Iridium plugs feature Iridium-enhanced center electrode. Platinum-Iridium plugs can be used in any engine regardless of ignition system.
  • Long Service Intervals: 100,000 mile service interval, High-Strength Steel High Thread, Platinum-Iridium, Fine-Wire Double Platinum, 60,000-100,000 mile service interval, Up to 60,000 mile service interval: Nickel, Standard Copper Core.
Make Model Year
Ford Contour 1998 - 2000
Ford Escape 2001 - 2004
Ford Escort 1998 - 2003
Ford Focus 2000 - 2011
Mazda 3 2006 - 2008
Mazda 3 2012
Mazda 3 Sport 2012
Mazda 5 2008
Mazda 5 2012
Mazda 6 2006 - 2008
Mazda 6 2012
Mazda CX-7 2007 - 2008
Mazda CX-7 2012
Mazda CX-9 2007 - 2008
Mazda CX-9 2012
Mazda MX-5 2012
Mazda MX-5 Miata 2006 - 2008
Mazda Tribute 2001 - 2004
Mercury Cougar 1999 - 2002
Mercury Mystique 1998 - 2000

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