NGK Spark Plug BPMR6A 4972

Key Specifications
Thread Size: 14mm
Thread Reach: 9.5mm (3/8")
Hex Size: 19mm (3/4")
Heat Range: 6 (NGK scale)
Gap: 0.7mm (0.028") pre-set
Resistor: Yes (Built-in to prevent radio frequency interference)
Seat Type: Gasket (Flat)
Terminal Type: Removable Nut (Can be used with both stud and nut connectors)
Electrode: Nickel Alloy with a Copper Core