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These are the NGK Spark Plugs for your Suzuki GSF400 | 91-93
How to Check & Set Propper Gap for Your GSF400 | 91-93 NGK Spark Plug.
Question:
What is the correct spark plug gap for a Suzuki GSF400 | 91-93?
Answer:
0.028
Get complete specs for your Suzuki GSF400 | 91-93 >