Spark Plug Champion H-14-Y - Crown

The Champion H-14-Y Spark Plug (also known as part number 91) is a Copper Plus industrial-grade spark plug designed for high-compression and high-load environments. Here are the key specifications:

• Thread Size: 14mm
• Thread Reach: 0.438 inch
• Hex Size: 13/16 inch (20mm)
• Heat Range: 14
• Preset Gap: 0.035 inch (0.91mm)
• Seat Type: Gasket
• Center Electrode Tip Material: Nickel-Copper Alloy
• Ground Electrode Tip Material: Nickel
• Design: Standard
• Material Grade: Copper
• Applications: Industrial and agricultural engines
• Durability: Built for long-lasting performance in aggressive environments