Jet Pump Service ,Impeller Replace??

[CRei]

Sup forum, working on a 97 GTX 787 carb machine. Have not had in water yet. Got it running , pulled jet pump to service looked at impeller looks a bit chewed up, do I leave, replace, or refurbish? Thanks

 

[mikidymac]

Not bad at all. Just clean the edges up with a file and it will be fine. Make sure to put some waterproof grease in the driveshaft splines. I would also replace the wear-ring as it looks pretty old and they can disintegrate when they get old and brittle.