NGK SPARK PLUG BR9HS 4522

NGK Spark Plug - BR9HS

Features:

• Wide heat range achieved using copper wire instead of conventional iron cores.


• Copper dissipates heat quickly, cooling the electrode and insulator tip.


• High-conduction copper and long nose insulator enhance pre-ignition resistance.


• Designed for high-performance engines.


• Sold individually.

Specifications:

• Heat Range: 9


• Thread Size: 14 mm


• Reach: 12.7 mm (1/2")


• Hex Size: 13/16" (20.6 mm)


• Seal Type: Gasket Seat


• Type: Resistor


• Electrode Material: Nickel


• Terminal Type: Removable Terminal Nut


• Gap: .028" (0.7 mm)


• Units: Each


• Weight: 0.12 lbs


• Alternate/OEM Part Numbers: 4522, BR9HS


• Part Number: 37-BR9HS (oro2u.com)

Compatible Models:

Yamaha:

• 1980–1981 Enticer 250

Product Summary:

• Description: NGK 4522 BR9HS Nickel Spark Plug. Traditional Spark Plug with 14mm Thread Size, 1/2" Reach, and Resistor.


• Details: NGK's copper core design ensures efficient heat dissipation and durability, while the alumina silicate ceramic insulator provides superior strength and heat transfer. The plug's corrugated ribs prevent flashover, and the triple-sealed construction enhances reliability by preventing leakage. Ideal for high-performance engines requiring dependable ignition under demanding conditions.
  
  
  
  S/SEED FROM 37-B9HS TO 37-BR9HS