It seems you can run a Sea-Doo engine for a couple of seconds without running water if its unavoidable but no longer to avoid overheating.

Seadoo jet ski overheating. If your jet ski has a serious issue you probably wont be able to restart the engine at all. Learn more on the exciting models 2021 features and specs. If you notice that your jet ski is overheating you have to shut down the engine immediately.

Sea Doo Torque Specs. Water may not be coming out of the outlet hole because it is blocked. Normal Wear and Tear.

You can only run your jet ski for 10 seconds maximum on land. The water intake cools the engine and if you leave it running for too long you risk overheating the engine. Attempted to flush after but did not realize water was not running through jet ski as it was my first time doing this and there was a problem with quick connect.

The oil doesnt go bad so changing it will not cause or prevent overheating. Fiberglass and Gel-Coat Repair. However even with this change the Sea-Doo saw very little success.

So yes contrary to popular belief Sea-Doo carbon rings dont last forever. Also what oil did you use. As said above when on the hose the water flows in the opposite direction as in the lake.

There were common complaints about discomfort from its flat seat and minimally-padded Ski-Doo supplied stainless steel handle bars. Overheat seadoo spark Took my seadoo spark out for first ride ever in salt water. If water does not come out of this hole the water passing through the engine will have no way to be released.