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NGK Marine Spark Plugs BR7HS for Outboard engine

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NGK Marine Spark Plugs BR7HS for Outboard engine

NGK Marine Spark Plugs BR7HS for Outboard engine


NGK Standard marine spark plugs have alumina silicate in its ceramic insulator, copper core and is triple sealed to help dissipate the heat. Comes with a gasket seal, removable terminal nut, resistor and ground electrode.

Replaces OEM 0771776.

BR7HS NGK Spark Plug 4122

Resistance: 5000 Ohms
Ground Electrode Tip Design: Standard
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Nickel
Pre-Gap Size: .028 in
Ground Electrode Quantity: 1
Hex Size: 13/16 in
Insulator Height: 55.00 mm
Manufacturer Heat Range: 7
Seat Type: Flat
Reach: .5 in
Thread Diameter: 14.00 mm

Ngk Spark Plug - BR7HS/4122 (10) is equivalent to parts:

  • BR7-HS000-00-00 Yamaha Marine
  • 9482-00277 Suzuki Marine
  • 771776 Evinrude Johnson OMC BRP
  • 4122 NGK
  • 896329874 Mercury Marine
  • 821916 Mercury Marine
  • 33896329874 Mercury Marine
  • 33821916 Mercury Marine
NGK Spark Plugs



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Customer Reviews

Based on 1 review
Ricky Jones (rickyjones14)
Spark plugs

Top grade


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