NGK Spark Plug for Honda ST90 | 73-75

These are the NGK Spark Plugs for your Honda ST90 | 73-75

Plug Gap Setting

0.028

Standard NGK Spark Plug

DR6HS

Premium NGK Spark Plug

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How to Check & Set Propper Gap for Your ST90 | 73-75 NGK Spark Plug.

Question:
What is the correct spark plug gap for a Honda ST90 | 73-75?

Answer:
0.028

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