Yamaha

NGK Spark Plug for Yamaha MX400 | 1975

These are the NGK Spark Plugs for your Yamaha MX400 | 1975

Plug Gap Setting

0.024

Standard NGK Spark Plug

BR9ES

Premium NGK Spark Plug

BR9EIX

How to Check & Set Propper Gap for Your MX400 | 1975 NGK Spark Plug.

Question:
What is the correct spark plug gap for a Yamaha MX400 | 1975?

Answer:
0.024

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