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Problem with 96 xp. Please help

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newseadooguy

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I have a 96xp 787cc and noticed during my last outing that the engine winds out when the craft is pointed straight forward but almost no acceleration. If I turn sharply left or right and hit the gas, it blasts off like it should. From that point if going straight it goes strong unless I have to let off the gas and the engine winds down. Any ideas?? Thanks
 
This sounds like you may have some obstruction caught in your grate. Did you inspect the grate area?
 
Thanks for the reply! I did look at that at the time it happened and there was nothing in the grate. Any other ideas? Thanks again.
 
Take a flashlight and look through the grate at the impellor. There should only be like .40" between the impeller and the ring (wear ring) that surrounds it. Make sure both the wear ring and the impeller are in good shape.
 
The clearance looks about right but the impeller isn't real pretty. I had it out and dremeled the burrs off of the edges. I thought I could salvage it?? Also, I did notice when I removed the impeller originally it was a mother you know what to remove. I broke my vise removing it. Also, when re-installing it, it was again immediately tight and took all the muscle I could give it just to get it on the shaft. While doing that I did notice that there was some play front to back between the impeller and the housing it sits in. I just could not get it any tighter and though maybe it was meant to be that way like perhaps the shaft was tapered or something?? Of course I don't know the history and am not even sure if the impeller is meant for that shaft. It is a skat trak aftermarket impeller which is all I know. Unfortunately I did not write down the pitch info. that was stamped into it before re-installing.

Is it normal for the impeller to be incredibly tight right off the bat during installation?

Is it normal for the impeller to have the front to back play on the shaft? I am guessing around 1/2" or maybe even 5/8". The thrust was good before impeller removal but I don't remember if there was play in it originally.

Sorry this is so wordy.

Thanks again!
 
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