These are the NGK Spark Plugs for your Yamaha RD125 | 1976
How to Check & Set Propper Gap for Your RD125 | 1976 NGK Spark Plug.
Question:
What is the correct spark plug gap for a Yamaha RD125 | 1976?
Answer:
0.028
Get complete specs for your Yamaha RD125 | 1976 >