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Thread: Water system interference issues. FWD and carbs.

  1. #1
    Senior Member
    Join Date
    Aug 2012
    Name
    Jarrad
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    VIC
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    east
    Country
    Australia
    Posts
    285

    Default Water system interference issues. FWD and carbs.

    Hi everyone.

    I've got an AE92 smallport on carbs, running the full AE92 water setup.

    I've looked online, and have set it up as all the guides have shown but have run into a problem.

    (how it is set-up)
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    The carb manifold I am using (a Kameari unit) fouls on the FWD top water outlet as it sits forward to clear the brake booster - another common problem with carbs.
    Click image for larger version. 

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    Both the manifold and the carbs hit. In these images they aren't bolted down hard - it's much worse when they are.
    Click image for larger version. 

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    Has anyone come across this issue?
    What is going to be the most cost effective way of dealing with this issue? Or is there a way to easily modify or change the top water outlet setup?

    If I get the Kameari or RWD top water outlet, I believe I will need to get a RWD alternator bracket, and also won't have the outlet on the water housing to feed back to the remote thermostat. Is this right?

    This is the outlet designed to fit with the manifold on a RWD application.
    Click image for larger version. 

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    Thanks in advance.

  2. #2
    Noooob
    Join Date
    Jun 2010
    Name
    Matt
    State
    NSW
    Location
    Campbelltown
    Country
    Australia
    Posts
    5,246

    Default

    That bolt in the side could you find a countersunk bolt that uses an allen key?

    If you use the rwd alternator bracket, then you need the water pump pulley as well.

  3. #3
    Senior Member
    Join Date
    Aug 2012
    Name
    Jarrad
    State
    VIC
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    east
    Country
    Australia
    Posts
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    Default

    After a bit of brainstorming I came up with this as the most economical solution.

    I have cut and filed flat the rear outlet to feed back into the thermostat. Being carbed, I can use the threaded temp gauge outlet and put a right angled fitting in. Alternatively, I can put a hole in the underside. Or put a gauge in-line somewhere.

    Made up a plate to suit and it clears.

    Thought I would update this, as others may have similar problems as me. A Redline manfold won't have this issue, but will hit the brake booster instead.

    Click image for larger version. 

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    This will then be TIG welded, and a bit of light porting so as to not restrict water flow too much.

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