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I have the non HO engines and they top out at 10200
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Both Engines Limited to 9,000 RPM, WHY?
- Thread starter AZ Native
- Start date
- Messages
- 13,380
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- Location
- Royal, AR
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- Yamaha
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- 2007
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- SX
- Boat Length
- 23
We both saw an increase in RPMs after changing impeller bearings. My port engine was running 10,400 last weekend from I believe a previous max of 10,200.
I wonder if changing impeller bearings would bump him a little.
- Messages
- 7,174
- Reaction score
- 6,176
- Points
- 527
- Location
- Naples Florida
- Boat Make
- Yamaha
- Year
- 2005
- Boat Model
- SX
- Boat Length
- 23
Yes, I saw a dramatic increase in RPM and the boat got way more quiet.
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