NGK SPARK PLUG BM7A 6521

NGK Copper Core Spark Plug – BM7A (6521)

Specifications:

• Type: Traditional Spark Plug
• Thread Size: 14 mm
• Reach: 9.5 mm (3/8″)
• Hex Size: 3/4″ (19 mm)
• Seal Type: Gasket Seat
• Resistor: No (Non-Resistor)
• Terminal Nut: Removable
• Application: Compact Small Engine Plug
• Gap: .028″ (0.7 mm)
• Heat Range: 7

Features:

• Constructed for longer life and optimum performance.
• Corrugated ribs to prevent flashover.
• Pure alumina silicate ceramic insulator for greater strength and better heat transfer.
• Copper core and triple sealed for improved heat removal and to prevent interior leakage.

Part Number: 37-BM7A (oro2u.com)