Hitachi GT Spark Plug (14mm)

This a Hitachi GT Spark Plug. These were known to come with the earliest motorcycle models such as Honda,Yamaha, and Harley-Davidson!

Product Specs:

• Universal Part - Will fit many custom makes and models
• Known to come with the earliest motorcycle models such as Honda,Yamaha, and Harley-Davidson.
• Utilize the chart below a long with your owner's manual to see if it will replace your existing plug!
• Thread Size: 14mm
• Thread Pitch: 1.25
• Hex Size: 13/16"

Hitachi Sparkplug Cross-Reference Chart

• Replacement spark plugs for Hitachi 44W:
  Denso W22S-U
  NGK B7S
  Reach: 9.55 mm
  
  
• Replacement spark plugs for Hitachi 45W:
  Denso W20S-U
  NGK B6S
  Reach: 9.55 mm
  
  
• Replacement spark plugs for Hitachi M44W:
  Beru 14-7AU
  Beru Z57
  Bosch WR7AC
  Bosch WR7AP
  Champion L82C
  Denso W22FS-U
  NGK B7HS
  Reach: 12.7 mm
  
  
• Replacement spark plugs for Hitachi M45W:
  Denso W20FS-U
  Denso W20FSR-U
  NGK B6HS
  Reach: 12.7 mm
  
  
• Replacement spark plugs for Hitachi 43-PW:
  Denso W24FP-U 4178
  Reach:
  
  
• Replacement spark plugs for Hitachi M46-PW:
  Denso W16FP-U
  Reach: 12.7 mm
  
  
• Replacement spark plugs for Hitachi M46-PW:
  Denso W20P-U
  Reach: 9.5 mm
  Gap: .031" (.8mm)
  
• Replacement spark plugs for Hitachi L43-PW:
  Denso W24EP-U
  Reach: 9 mm