Motorcraft SP505A Platinum Spark Plug with Copper Core

The Motorcraft SP505A (AGSF22CA) is a premium platinum spark plug engineered specifically for Ford, Lincoln, and Mercury vehicles. As the only spark plug designed, engineered, and recommended by Ford Motor Company, this plug delivers OEM-quality performance and reliability.

Key Features:

• Platinum electrode tip with copper core for superior performance and longevity
• 14mm thread size with tapered seat design for secure fitment
• Built-in resistor to suppress electrical interference
• Single ground strap configuration for reliable spark delivery
• Extended service life of 60,000 to 100,000 miles between changes
• Platinum's high melting point provides excellent resistance to erosion

Motorcraft platinum spark plugs maintain optimum engine performance throughout their extended service intervals, making them the preferred replacement choice for maintaining factory-level performance. Backed by Ford's 12-month, 12,000-mile warranty when purchased as genuine OEM parts.