Spark Plug Champion J12YC - Crown

The Champion J12YC Spark Plug is a Copper Plus spark plug known for its durability and reliable performance, especially in small engines and older vehicles. Here are the key specifications:

• Thread Size: 14mm
• Thread Reach: 0.375 inch
• Hex Size: 13/16 inch (20mm)
• Heat Range: 12
• Seat Type: Gasket
• Preset Gap: 0.035 inch (0.89mm)
• Center Electrode Tip Material: Nickel-Copper Alloy
• Ground Electrode Tip Material: Nickel
• Design: Standard with copper core
• Applications: Lawn mowers, generators, small engines, and some automotive uses
• Durability: Built to ISO and SAE standards, resists fouling and corrosion