Hitachi GT Spark Plug (10mm)

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: 10mm
• Thread Pitch: 1.0
• Hex Size: 16mm

Hitachi Sparkplug Cross-Reference Chart

• Replacement spark plugs for Hitachi L12W:
  Denso U24FS-U
  Denso U24FSR-U
  Denso U24FSRU
  
  
• Replacement spark plugs for Hitachi L13W:
  Brisk 1551
  Denso U22FS-U
  Denso U22FSR-U
  Denso U22FSRU
  NGK 4629
  NGK C7HSA