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overheating

  1. Cooling and Heating
    73 nova. 350 engine recently rebuilt. TH350 auto trans, efan, stock cast iron water pump, not sure of radiator specs, 195 thermostat. Since i first got the car it's had issues over-heating. I started the engine for the first time this past weekend and during the 15 minutes of breaking in the...
  2. Drivetrain & Performance
    I Have a problem that I have been fighting with on my nova. Its a 383 with a 671 blower. When i first start the car up and take it for a drive, my temp goes way up. 220, 230, even hit 240, then it will go right back down like the thermostat opened up and let it flow. it will do this 2 or 3 times...
  3. Drivetrain & Performance
    Hey I need help finding out what is the problem with my inline 6, I know it over heats A LOT! and once Ive ran it for a good while (5 min down the road) I hear this boiling noise near the head? I need help figuring what this is and also smoke comes out where the firewall and the engine meet
  4. Cooling and Heating
    okay so my car runs around 170 - 200 at the most while driving on highway and in traffic. but when i turn the car off the temp shoots up to bout 230+ when i turn the car back on it drops right back down tho. is this something i should be worried about?? what's too hot for an I6 194 to be at...
  5. Cooling and Heating
    I did a overhaul on my nova engin this year and i seem to be having some problems with keeping it cool. I have a 350 with a mildly agressive cam, i reworked a set of heads with a port and polish and worked the chambers some. All and all i have somewhere from 9 1/2 to 10:1 compression. I am...
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