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New Cossie N/A running very hot on startup

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fahley
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2012/11/06 21:41:52 (permalink)
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New Cossie N/A running very hot on startup

I have just fitted and started my my new cossie lump. Looks great but is running very hot

 
I have removed the thermostat as a precaution and the ally radiator is hot to touch within a couple of minutes.
 
Any thoughts on what to to check would be appreciated.
 
I running brand new 45' that need to be rejetted but i worried about driving the car even to the shop for a dyno due to the temp issue.
 
Fahley
post edited by fahley - 2012/11/07 23:38:04

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#1


6 Replies Related Threads

    maxrs
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    Re:New Cossie N/A running very hot on startup 2012/11/06 21:53:20 (permalink)
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    Drill two 5mm holes into the thermostate.
    Looking great anyway.

    What you think about, you bring about.
    http://www.youtube.com/watch?v=eoPEt3rDSSE
    "If everything seems under control, you're just not going fast enough." - Mario Andretti
    #2
    fahley
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    Re:New Cossie N/A running very hot on startup 2012/11/07 00:33:21 (permalink)
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    I think i have worked all the air out of the system. That was one of my inital thoughts. You will notice i have bypassed the heater in eliminate any blockages. I will have another look. When i blow throug hthe heater hose you can see the bubbles in the radiator.

    The carbs are stock out of the box matched 45mm 152 webers. They have not been jetted to suit at this stage. Im planning to get a few miles on it prior to getting it dynoed. Im just concren that it going to stuff up prior to getting to the shop at this point.

    The timing has beeen set up to the basic factory marks at the moment. Im running a hydraulic cam profile so im not sure i can check the cam timing degrees without pulling the cams and fitting solid lifters. Any ideas on how to get around this ? It seem strange to have to pull the cams out again once fitted and dialled in to refit the hydralic lifters again.
    #3

    mud
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    Re:New Cossie N/A running very hot on startup 2012/11/07 21:38:44 (permalink)
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    Looks magic. Hope you sort it out and all is ok.

    Tar's for getting there. Dirt's for racing!
    #4
    hendo
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    Re:New Cossie N/A running very hot on startup 2012/11/08 12:17:37 (permalink)
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    What does the temp gauge read? have you got a thermometer? you need to know the water temp,  the alloy tank is a great conductor and will feel hotter than a std tank. the water temp may well be fine, but you need to know what it is.


    #5
    ESK-74
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    Re:New Cossie N/A running very hot on startup 2012/11/13 19:41:59 (permalink)
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    i had the same drama with my engine, was a fresh FJ20.
    mine turned out to be a crack in number one bore

    ESK-74: mk1 with FJ20ET
    #6

    fahley
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    Re:New Cossie N/A running very hot on startup 2012/11/13 22:25:18 (permalink)
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    wow, dont say that.
     
    The car has been tuned today. I havent picked it up yet. will see tomorrow and report back.
    #7
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