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Description
FEATURES
- Unique electrode shape maximizes the power created by the spark plug - Diamond Fire technology
- Electrode is a combination of performance and technology that results in an improved flame kernel shape
- This flame front ignites the bulk air/fuel mixture faster, moves heat into the combustion chamber faster and creates a more localized pressure front for faster pressure rise during the cylinder power stroke
- The result is more complete combustion and an improvement in engine performance
- A truly premium performance plug
- Sold each
Cross Reference#
- NGK - D6EA
- NGK - DCPR7E
- NGK - DCPR7EIX
- NGK - DCPR8E
- NGK - DCPR8EIX
- NGK - DPR7EA9
- NGK - DPR7EIX
- NGK - DPR8EIX9
- NGK - DR7EIX
- NGK - DR7ES
- NGK - DR8EIX
- NGK - DR8ES
- NGK - IZKR7B
- Champion - RA6HC
- Champion - RA8HC
Technical Specifications
- MFG. Part Number E3.36
Vehicle Information
Honda Nighthawk 550 Motorcycle - Street (1983)
The 1983 Honda Nighthawk 550, officially designated as the CB550SC, was a distinctive air-cooled motorcycle offered for a single year in the United States, though it was also sold in Canada in both 1983 and 1984. This model featured a robust 572cc transverse four-cylinder, four-stroke, DOHC engine, delivering 64 horsepower at 9500 rpm. Power was efficiently transferred via a 6-speed manual transmission and a low-maintenance shaft final drive. The Nighthawk 550 was positioned as a versatile and reliable machine, available in Candy Presto Red and Black, without distinct trim levels. This 1983 model represented a significant design for the 550cc class, being the first Honda of this displacement to incorporate a dual overhead cam (DOHC) engine. It was engineered for reduced maintenance, notably featuring hydraulic self-adjusting valves. The engine shared several key components, such as the camshaft, crankcase castings, clutch, transmission, and cylinder head, with the larger Nighthawk 650, albeit with a shorter stroke for its 550cc displacement. FAQ:
Q: How do I ensure I'm selecting the correct parts for my Honda Nighthawk 550?
A: To guarantee compatibility, please use the year and edition selector at the top of the page.
Maintenance
| Component | Interval | Details |
| Engine Oil Filter | Initially at 1 000 km, then every 25 000 km | Replace |
| Spark Plugs | Inspect every 25 000 km, replace every 50 000 km | |
| Air Filter | Every 24 000 to 48 000 km | Inspect annually and replace more frequently in dusty conditions |