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Type: Posts; User: MikeR397

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  1. Replies
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    10,045

    I had a coolant tank full of oil last month....

    I had a coolant tank full of oil last month. Dealer said head gasket blew and I got a new motor under warranty. All good 12 hours in since. I’ll never own another jetski out of warranty.
  2. rxpx lost adjustable sponsons for 2021

    rxpx lost adjustable sponsons for 2021
  3. Replies
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    10,978

    right, I can only assume that the 2021 rxpx will...

    right, I can only assume that the 2021 rxpx will be limited to 69 like before and Iíll have to drop another $350 for a Scom once again? Very frustrating as I thought the tx comes stock unlimited and...
  4. Thread: Blown 300

    by MikeR397
    Replies
    3
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    517

    My 260 sheered flywheel bolts and new motor under...

    My 260 sheered flywheel bolts and new motor under warranty at 65 hours. My 300 blew the head gasket at 90 hours currently getting new motor under warranty. My Yamaha had zero issues. Tempted to go...
  5. Don’t know what exactly happened but called my...

    Don’t know what exactly happened but called my dealer and he said he has a new motor under warranty on order for my ski.

    I presume a new supercharger is also not included and I still have a...
  6. Checked IC and it was surprisingly clean....

    Checked IC and it was surprisingly clean. However, the engine coolant level was a little low so I looked close at it...and the reservoir is full of oil, like all oil. I just changed oil and sure...
  7. My impeller is pristine, filed a few little nicks...

    My impeller is pristine, filed a few little nicks down perfectly. I’m gonna call dealers and tell them if they want my business on the new px im ordering this boat show then they can let me start the...
  8. Well intercooler wasn’t budging so I cut the IC...

    Well intercooler wasn’t budging so I cut the IC to engine air hose 2” shorter and that fixed the kink. Sadly it did zero for performance, still 63 tops and strangely dropped to 62 as I emptied the...
  9. I changed the wear ring and filed/smoothed a...

    I changed the wear ring and filed/smoothed a couple nicks in the impeller and I went from 60 to 63 mph, so there is defiantly still a bigger problem...

    I just noticed the air hose from the inter...
  10. Temp was 70 and low humidity this morning and my...

    Temp was 70 and low humidity this morning and my ski did 63 vs 61 when it was low 90s temp. Waiting for plugs and wear ring...
  11. I also ordered a new wear ring for $70 shipped...

    I also ordered a new wear ring for $70 shipped and will inspect the impeller closely while out. Gonna do plugs first to test and see if I can isolate the issue, then wear ring. My 5 dealers are 4...
  12. And today I’m down to 60 mph. Full boost showing,...

    And today I’m down to 60 mph. Full boost showing, just runs like a dog. Has 90 hours, just ordered spark plugs and will start there as it’s 3-4 weeks to get into a dealer right now. :(
  13. Took the seat off for a test today with 1/2 a...

    Took the seat off for a test today with 1/2 a tank gas in humid 88 degrees: seat on was 66mph tops and seat off was 67mph tops. Doesnít seem to be an exhaust leak or general cool air intake issue to...
  14. I did have riva replace my scom last year. Didn’t...

    I did have riva replace my scom last year. Didn’t help with this issue
  15. and that’s my situation with no solution found

    and that’s my situation with no solution found
  16. No exhaust leak, all intake and exhaust hoses...

    No exhaust leak, all intake and exhaust hoses look good. Damn, was excited to have found a potential solution. 66mph sucks.

    I see full supercharger bars on the dash, and dealer checked for slip...
  17. I posted in another thread: I have an 18 px...

    I posted in another thread:

    I have an 18 px and was pulling 8050 rpm at 71mph with scom only (I am 6’6” and 285lbs) when it was in the 60s in Michigan and less humid. Now in the 80s i am only able...
  18. I have an 18 px and was pulling 8050 rpm at 71mph...

    I have an 18 px and was pulling 8050 rpm at 71mph with scom only (I am 6’6” and 285lbs) when it was in the 60s in Michigan and less humid. Now in the 80s i am only able to get 66 mph and 7700 rpm...
  19. Replies
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    409

    As it got even hotter, I was down 500 rpm to 7560...

    As it got even hotter, I was down 500 rpm to 7560 and only 65mph with a half tank this afternoon.

    O well, at least it still rips on my mini circuit course:

    https://youtu.be/ZulFGnSN7es
  20. Replies
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    409

    View Post

    I have an 18px, only mod being a scom. For 2 years since new top speed with 1/2 a tank has been 71 at 8040rpm. I am 6í6Ē and 280lbs so attribute this as some of my problem. My wife is 115 and sees 73...
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    So nobody else has significant play in their 300...

    So nobody else has significant play in their 300 px handlebars?
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    Handlebar play in rxpx 300

    I have an 18 px 300 and use the handlebar extension all the way up as Iím 6í6Ē. My handlebars have significant play, about an inch rocking back and forth, and Iím concerned the riser is going to snap...
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    Nobody? I’m the only one?

    Nobody? I’m the only one?
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    PX 300 handlebar wobble when extended

    My 17 PX 300 has a bad (1Ē left right + movement) handlebar wobble up/down when fully extended (and I need it fully extended always). Iíve tightened the single latch as much as possible and there is...
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    Forgot to update this: after taking the ski to a...

    Forgot to update this: after taking the ski to a second dealer and paying for a lake text ($130 first dealer and $340 second dealer for the inspections), Riva finally agreed to send me a replacmeent...
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