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NGK is the leader in motorcycle spark plugs, with spark plugs for virtually every motorcycle. The Standard spark plug is considered the workhorse at the heart of smooth-running engines around the world.
- OEM approved (Replacement for H-D 4R5)
- Triple-gasket sealing process
- Consistent performance
- Spark plug of choice in millions of motorcycles
- Specified by more motorcycle manufacturers than any other spark plug company
- sold each
Note
Fits Harley-Davidson Sportster XL 79-85
