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- Mon Jul 26, 2021 6:28 pm
- Forum: Engines and Mechanical Systems
- Topic: Yanmar 3GM30F heavy smoke at high RPM
- Replies: 4
- Views: 243
All, Sorry if this has been posted before. However I wanted to share with you a recent experience that I had with my Yanmar 3GM30F. Anytime I would try to go over 2600 RPM I would blow heavy smoke. After many hours and many dollars, I discovered the issue was caused by the mechanical fuel lifter pum...