- 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.
- 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.
- 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.
Motorcraft SP-412 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.
$5.59
33 in stock33 in stock
| Make | Model | Year |
|---|---|---|
| Ford | Explorer | 2006 - 2010 |
| Ford | Explorer Sport Trac | 2007 - 2010 |
| Ford | Mustang | 2006 - 2010 |
| Ford | Ranger | 2001 - 2004 |
| Ford | Ranger | 2001 - 2011 |
| Mazda | B4000 | 2005 - 2007 |
| Mazda | B4000 | 2010 |
| Mercury | Mountaineer | 2006 - 2010 |
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