- Sorry, out of stock :(

Part number: NGK CR8EH-9
Quantity: 2 x CR8EH9 spark plugs
Equivalent part numbers (guideline only!):
NGK: 5666
Honda: 98059-58916
Spark plug dimensions:
Thread diameter: 10mm
Thread pitch: 1mm
Thread depth: 19mm
Spark plug length (total): 71mm
Hex bolt diameter: 16mm
Plug gap: 0.9mm
Top quality NGK standard motorcycle spark plug with a copper core center electrode for a wide heat range.
The copper cores gives superior heat conductivity which dissipates the heat of the engine away from the firing end, which helps to prevent hot spots and pre-ignition in the engine.
NGK Spark Plugs are designed using the latest technology to give optimum performance over the engines entire rev range.
NGK CR8EH-9 spark plug benefits: