Capt Ron ... I took mine out and looked at it. It has a steel washer and every measurement I could take with a micrometer indicated that it was well within the wear specs. I have about 150 hours on mine. From what I could see of the bearings, they looked like they were new. One person said that the plastic ball bearing cages deteriorate and break up causing the bearing to fail. I find it hard to believe that anyone would design a bearing that would only last 100 hours in operation. I understand how the washers could fail if they are abused by jumping wakes all the time. The SC bearings have very little load compared to the main bearings in the engine. They are just spinning faster than anything else. And the SC should not be running much hotter than anything else unless the clutch is constantly slipping. And it is only suppose to slip when there is a rapid change in engine speed. In other words, when the seadoo jumps waves. Anyway I decided to just put mine back in and keep going. Hope I don't regret it.
Where are you getting your washer "wear" specs?
You find it difficult to believe someone would actually design a bearing cage capable of only a 100hrs...of normal use or otherwise? No sht. Do you believe there was once a Ford designer who placed a rear bumper mounting bolt in line with the Pinto's gas tank? How about a GMC designer who once designed the "unsafe at any speed" rear suspension for the Corvair? How about a Boeing designer who's spec'd lithium batteries incapable of dissipating excess heat placed in cargo holds of the new 777?
Just because sht works on paper don't mean it works in the real world.
Ceramic washers...a design change in '04-05...(I'm sure to save a coupla bucks) have been recorded exploding in skis with less than 10hrs. That's not even past break-in period...you figure those ski's were beat to sht from wave jumping in that short a time? Wonder why BRP opted to phase out the ceramics in '08?
If you are one of those riders who wouldn't think of jumping a wave...let alone the 6" wake from the neighbors pontoon...it's past time to sell your ski and time to buy a canoe.
As for the bearing cages....Believe what you want.
You wanna push your luck? No skin off my nose.
That pic is what was left of my sc's innerds back before I knew better. The washers were replaced prior.....but the bearings were said to have looked fine...my call was to save the diff between a washer swap and full rebuild. Wanna guess how much I ended up saving myself that summer?
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edited
The washers had been replaced the year previous...figure 120+ hrs....the bearings let go in '09 @185hrs.
...and the folks who helped me with my broke-dck rxt...couldn't believe they held up that long. The verdict...I was lucky as hell. Lucky that my gamble to save a few bucks "till next year'...only cost me around a $800 for a used S3 wheel and new rebuild kit (assembled/shipping) vs new to me wheel +$1000-$2000 in internal engine damage.