NGK D8HA spark plug. The workhorse, at the heart of smooth-running engines around the world. This is the plug for the Honda CB77 Super Hawk, CB175 and other sixties Honda's. 

OEM Quality

Triple-Gasket Sealing Process

Consistent Performance with a deap seated copper core for a wider heat range

High-Alumina ceramics for improved heat dissipation and electrical insulation

Nickel alloy tip for longer life

Standard 2.5mm center electrode

Thread Pitch - 12mm x 1.25mm

Thread Reach – 12.7mm

Hex size - 11/16" (17.5mm)

Gap - 0.028" (0.7mm) 

NGK Part Number: 7112