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Type: Posts; User: gpr-sam

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    1 to go

    Just got the carbs back on the gpr and the mag carb is still dripping. but the dual check valves did stop the dripping on the center carb that was leaking prior. Is it possible to run 3 check valves...
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    Last time out it was running real rich, down low...

    Last time out it was running real rich, down low all the way to the top. the piston are almost washed clean, egts read 900 or so on top at only 7700rpm and 850 mids. I have just installed the dual...
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    Thanks for the info, I already have 2 springs,...

    Thanks for the info, I already have 2 springs, but I will pull carbs today and install extra check valves, jetting is 190m/ 130 L /2.3 n/s / 115 spring, 130 return, 1 turn high and low. Jetting...
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    gp1400r jetting help

    oops i was not finished. i am running a 130 return jet w 2 psi at 2000 rpm. I have been trying to dial it in and just can not get the fuel drip at low speed to go away. Is it because of the raised...
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    gp1400r carb issues pleas help

    I am having a problem with the carbs dumping raw fuel out of the high speeds at idle.
    my boat is a 87mm gpr with factory triples, boost bottle, novi carbs, 3 high flow pumps, 170 comp, 110 fuel. i...
  6. If you have not dropped a valve then there is a...

    If you have not dropped a valve then there is a cheaper soultion than buying new valves, You can buy wave eaters clips, these little metal caps go around the top of your stock valve and totally...
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    The starters gear is part of the armature, and...

    The starters gear is part of the armature, and the bendix is only sold complete. so you are going to need to buy a starter and bendix, ck around you may be able to find some good used stuff.
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    Thanks for some good info, I have a few...

    Thanks for some good info, I have a few questions. How often did fuel lines need to be changed and were they made of tygon or rubber? Do you think that the seals would fail often? I only put roughly...
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    I would like to turn 7900-8000 rpm. I would like...

    I would like to turn 7900-8000 rpm. I would like to get the ho pump but I have several concord props laying around and would like to use what ive got. But one day i will get the ho pump. thanks sam
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    My ski is already set up to run race fuel so the...

    My ski is already set up to run race fuel so the curves and compression SHOULD work for e-85, all i have to do is rejet, I already have a alum pickup. the only thing that is more money is the fuel...
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    Prop Pitch For Gp1390r W Triples??

    I am in the process of turning my gpr into a big bore. 1390cc with factory pipes, novi , race fuel, old style pump. i was thinking of starting with a 15/22 for a baseline, what do you guys think??...
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    Thanks for all the input, I did not even think...

    Thanks for all the input,
    I did not even think about the 1211 sealer. I think for now it is in my best interest to run race fuel to dial the machine in. but I still would like to try e-85 I am...
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    gpr cable adj

    To adjust the cable it req you to pull the exhaust system to gain access, then you can remove the front airbox, then with a mirror and light you can align the oil pump hash marks, This will take a...
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    E-85 GPR, is it possible ??

    Hello My name is Sam and I am new to the fourms. I am in the process of building a 1390 triple piper and was thinking of running e-85. I have done some research and it seems that it may be possible....
  15. Thread: Rattling sound

    by gpr-sam
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    the rattling is coming from the pump at idle....

    the rattling is coming from the pump at idle. because sea-doo did not use a spring loaded pusher cone until 1997. It is a cheap fix and you can buy a updated style cone kit on ebay for 20.00. ebay...
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