Engine Problems (Over Heating)

Discussion in 'Technical' started by tony4eight, Jul 4, 2004.

  1. tony4eight

    tony4eight Member

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    :confused: Just put a new head on my 200 6 cyl, now the motor is over heating .I've put a new radiator cap on it but that wasn't it ,also checked the water pump and that wasn't it .the car ran fine before I put on the head. The reason I changed it was because the manifold mounting tab for the front bolt of the exhaust manifold was broke off and the manifold had a severe leak. I'm not sure what to do next.Any Sugestions :confused:
     
  2. elliot

    elliot Member

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    I know of a guy that put the head gasket on the wrong way when he changed his heads is there any way you could have done that ?

    You may have put the Tstat in the wrong way too ?
     
  3. tony4eight

    tony4eight Member

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    am going out to take it back apart before I do I want to see if the timing or valve adjustmentcould have anything to do with it also just put a new car on it also
     
  4. elliot

    elliot Member

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    Unless you have the early rockers off a 144 or 170 you can`t ajust the valves you only torque the rocker shaft bolts to 30 - 35 ft lbs from the midle outward
     
  5. tony4eight

    tony4eight Member

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    I have the rocker shaft bolts and thats what I done I pulled out the old chiltons manuel and torqued the bolts to spec.will tear it back down next week to check the head gasket.
     
  6. dmhines

    dmhines Dixie Maverick Boy

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    Check for water in your oil. Also a compression test should tell you about you head gasket before you tear it apart ..
     
  7. tony4eight

    tony4eight Member

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    ok thanks for the info . What should the compression be for a 200 6 cyl
     
  8. dmhines

    dmhines Dixie Maverick Boy

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    Probably somewhere between 100 and 150 PSI . Check all cylinders and make sure they are within 25% of the one with the highest pressure.
     
  9. 71gold

    71gold Frank Cooper Supporting Member

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    was the head used or rebuilt? make sure the rad. has enough water. sometimes it will air lock. when i build a motor i leave the t-stat out untill i get everything right (or close). this way if you have to go back in you don't loose the coolant....frank...:bananaman :bananaman
     
  10. Hawkco

    Hawkco Genuine Car Nut

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    Did you put in a new thrmostat? Is it in backwards? Just asking.
     
  11. tony4eight

    tony4eight Member

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    the head was used and I check the thermostat it's ok . I filled it back up with water and flushed the radiator and the temp is about 190 maybe we cured the problem. Thanks all.
     
  12. 71gold

    71gold Frank Cooper Supporting Member

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    :rolleyes: air locked :slap: ..frank...:bananaman :bananaman
     

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