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  1. P

    Supercharged Nytro AFR differences with hood off

    Do you have a fuel pressure gauge inline after the pump? Your fuel pump can change pressure flow slightly from the heat under the hood, on my setup I see a 2 to 3 lb difference from when I start it cold to running at idle warmed up. The pump can heat soak. I always set my fuel pressure on a warm...
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    Desperate for Fuel Pump Upgrade (Boosted Nytro)

    Walboro 392 pump and malpassi regulator 1 to 1 rising rate. This is how ulmer use to set them up there is a return line off the regulator you plumb back into the tank and when gutting the stock pump make sure to set the filter height so it doesn't sit to high or suction so itself to the bottom...
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    MN area Turbo Experts

    H&H performance
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    supercharger head stud help

    Call ulmer racing Allen keeps them in stock
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    Nytro S/C Boost (180 kit) & Upgrading Requirements?

    Be carefull with boost limits on pump, I found the limits in Maine last year I run a ulmer racing stage 3 turbo with a gtx turbo, upgraded fuel pump with rising rate regulator, cam timing for boost, arp head studs, cometic .66 head shim from ulmer, mountain tech tunnel cooler mated to a f series...
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    Fuel pressure nytro s/c stage1 with fuel pump upgrade

    Should be around 42lbs at idle on a warmed up machine with a upgraded fuel system
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    Upgrading to a 2860rs from a 2554 on a ulmer racing turbo

    Running a upgraded ulmer racing stage 1 turbo on my nytro with a 2554 and have a line on 2860rs that I would like to upgrade to. I usually run 6.5 lbs at sea level on a stock motor and am wondering if I could run the 2860rs at 6.5lbs on my stock motor or will the increase in flow from the 28rs...
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    Clutching SC Nytro

    Helix's and springs will greatly affect rpm's. I could run more heel and mid weight but working on transfer in my suspension before I final tweek my clutching
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    Clutching SC Nytro

    I run 50y super tips on a ulmer racing stage 2 turbo at 6.5 to 7.5lbs at sea level with a1.25 by 128" track
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    Clutching SC Nytro

    1 tungsten and 4 washers in the heel,1 washer in the mid, and two washers in the tip should give you a decent baseline to work from. I use a orange pink orange primary spring and white secondary wrapped at 6-1 with a ulmer k helix
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    Clutching SC Nytro

    I would suggest using super tips or Dalton's
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    Boost question?

    Are you running a inline fuel pump with a rising rate regulator?
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    Boosted Nytro Ignition Issues

    Does your sled have a ignition module? What stage ulmer turbo? Those are coil codes. Could be bad ground , rubbed trough wire or possibly moisture in a connector. If you find your controller is bad I have a barely used pc3 setup for boost that I would be willing to let go cheap. I would start by...
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    Return fuel line fitting

    Tapping the tank is what Allen ulmer has you do when you run his upgraded fuel pump and regulator setup. That's how I am running mine at this moment
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    Return fuel line fitting

    Run a 90 degree npt one end barb other end brass fitting and tap a hole in the tank on the ridge line behind the radiator cap on the right side of the tank. Put a little yellow thread tape on your new fitting and you should be good to go
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    Extroverts

    Running the same 9 tooth ski doo extro's on my 09 rtx se with no clearance issues I would just check spacing on them and check your bearings while you have it all apart. And they do fit without any clearance issues.
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    What's everyone doing for mods over the summer??

    Ulmer stage 1 turbo with upgrades to run 8 lbs of boost Grizz track gussets Pioneer a arm bushings Up bushman spindle bushings 128" relocate Custom venting Ulmer clutching
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    Hindle Exhaust

    Pm with prices sent
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    Ulmer stage 1 turbo finally going with boost

    Kit is going on with a few improvements. Gonna run a Pcv fuel system,adding a synapse blow off valve, and adding a external fuel pump. And a 1 to 1 regulator. Should be a safe set up for 8 lbs at sea level. And more then likely a mountain tech cooler.


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