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- Tue Mar 29, 2016 12:46 pm
- Forum: PERFORMANCE
- Topic: Mercury 90 Fourstroke: Increasing Power
- Replies: 20
- Views: 48438
Re: Mercury 90 Fourstroke: Increasing Power
I talked to Mercury Support today March 29, 2016 and while the tech said they could not consult on modifications to engines, there was more involved than just the ECM in the differences between the engines. I said CAM shaft differences not just part number differences. I got an uhuh, (YES) response....