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Type: Posts; User: Beachcustoms

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    Crank shaft thread size

    Hey guys, I'm building a Frankenstein jet boat and need some help. I have a 02 1200 virage, I need to know what the thread size is for the coupler? I need to find a Yamaha coupler with the same...
  2. Thanks for the help, another question. Are the...

    Thanks for the help, another question. Are the threads on the crank the same for each Polaris engine regardless of size? The shaft on the Polaris is 20 mm and the shaft on the gp pump looks to be...
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    Thanks for the info, when I said intake I meant...

    Thanks for the info, when I said intake I meant for the jet pump. I purchased a complete pump for a 99 gp 1200.
  4. I havent pulled the motor yet, next on my list....

    I havent pulled the motor yet, next on my list. There is a rubber boot that the splines shaft runs through, I assumed the crank was splined. So if the crank is threaded then it should be fairly easy.
  5. Coupling question, Polaris engine to Yamaha jet pump

    I am building a jet boat and am trying to figure out how I can couple a 1200 Polaris to a gp1200 pump.

    From what i have read, the Yamahas are threaded, I assume the crank shaft is threaded. the...
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    97-99 GP 1200 Intake length.

    Hello all, I am building a 12' jet boat and need the shortest intake i can get for a 1200cc. I was told the GP intake was shorter than the XLT 1200. If someone here has the mentioned ski, could you...
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    Love the Charger, thanks for the links.

    Love the Charger, thanks for the links.
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    02 Virage 1200, Pump question

    I just purchased a 02 Virage 1200 to use in a 12' jet boat. The ski had been sitting for a few years because of a seized pump, I was able to get it for $150 :cheers2:. I got it home, drained and...
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