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These are the NGK Spark Plugs for your Harley-Davidson Softail Springer | 05-06
How to Check & Set Propper Gap for Your Softail Springer | 05-06 NGK Spark Plug.
Question:
What is the correct spark plug gap for a Harley-Davidson Softail Springer | 05-06?
Answer:
0.04
Get complete specs for your Harley-Davidson Softail Springer | 05-06 >