Yamaha QT50 Wrist Pin Question
- Author: Hankus (---.wholefoods.com)
- Verified User: hankus
- Date Posted: 05-09-08 11:50
I have an 84 Yamaha QT,and I have reason to believe from the noise I’m hearing from the engine that I have a bad piston wrist pin. I pulled the cylinder/piston/wrist pin and bearing, and the pin has a bluish tint on either side of where the bearing sits on it. Are there any visual indicators to tell me the wrist pin and bearing are bad?
Thanks,
-David
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