overheating

  1. T

    Engine 1990 5.0- Overheating and Smoke after Head Swap (Need advice ASAP)

    I'm getting desperate at this point. So, I had bad compression in two of my cylinders and my car drank coolant before I started this job nearly two months ago, so figured I would check the head gaskets. I have never had this engine open since I got the car. At the same time, I pulled some GT40p...
  2. B

    86' 4 eye 306 carb. Built. Overheating

    Ok, I bought me a 86 mustang with a 306 carb engine. Holley 4 bbl, edelbrock performer air gap intake, gt40 heads with comp cam alumi saver roller rockers 1.6, edelbrock long tube 4 to 1 headers into single chamber flows. That being said I purchased the car with an overheating problem. The...
  3. paddyrk

    New radiator, still overheating

    Hello, I have a 1991 LX with a rebuilt 347 stroker, and it keeps overheating. I run straight water with royal purple, (water wetter) but when I am sitting and idling, even even park the temperature keeps increasing. I run the hp efi system so I know the temperature is accurate, but it will stay...
  4. T

    Engine Overheating 95 gt HELP

    So first off i have a 95 mustang gt has I've been fighting an over heating issue for a while now. I'm lost now things I have replace Waterpump Tstat Hoses Coolant temp sensor New dual core aluminum radiator New electric fans I've flushed the coolant out number of times just got done...
  5. miss_molly_mustang

    Overheating... ?

    Okay friends, I recently changed out my radiator and thermostat about a month ago. My radiator had a leak on the bottom that couldn't be fixed so I just got another one. Then my thermostat started sticking, so I replaced that as well. When I changed out my radiator, I did a full flush to make...
  6. Y

    Coolant Came Out Of Overflow Cap; Car Wont Start

    Hey all, i am new to the forum so first and foremost i would like to apologize if this post already exists somewhere, or if i have already broken some rule i don't know about here. I know how forum members can sometimes be very particular about the rules of their specific forum being upheld...
  7. M

    1996 Cobra Overheating Issue!!!

    So I know this is a known issue across cobra's in general. I have replaced radiator (OEM), Fan (OEM), waterpump (OEM) and CTS (Coolant Temp Sensor) Fan comes on but does not seem to do a whole lot. I have already had my system flushed and I do not believe there are any air pockets in my system...
  8. K

    Engine 07 Mustang Gt Overheating

    Newbie here guys. I have an '07 Mustang GT that is overheating. On cool or rainy days and in the mornings, it does fine. Later on in the day, after it gets hot out, it will overheat. It does fine when I first crank it, when the engine is cool, and the fan runs. However, once the engine reaches a...
  9. B

    Iac / Overheating Woes - Progress And Questions

    Hello all! Progress is being made, albeit more slowly than I would like. A little backstory, though... I traded an older truck that I had for my first Mustang - a 1998 GT with all the bolt-ons and some other miscellaneous work. The car runs and sounds fantastic. I drove the car for about 2...
  10. 6

    Help! High Afr Warm Start

    Hey everyone, I've been a long time reader here, and have never run into a problem I couldn't get an answer to by just using the search bar.....until now. First, some pertinent background info about my car: 1965 Mustang Coupe '89 302 HO / T5 E303, GT40's Summit Intake manifold and 600 cfm...
  11. R

    Fox Coolant Temp And Electric Fan Issues

    So I have an 86 with a 91 motor, the gauges didn't work when I got it so I replaced the cluster and fuses, now the gauges work (dash lights still not working) but the fan doesn't kick on and the coolant temp gauge pins to hot as soon as I turn the key, it's not the sensor because I've unplugged...
  12. H

    94 Mustang Gt Running Hot

    Hey everyone. Was just wondering if anybody can help me out with my mustang running hot. So today I took my car out to do some errands and my dash gauge said the car was cool around the O on NORMAL but my other gauge said the car was running at 237 degrees after only a couple miles. It is hot...
  13. S

    Engine 95 Gt Fine At Idle Overheats At Speed

    Hey guys, Relevant upgrades: TFS aluminum heads and stage 1 cam, recent downsize from my 3rd 3 core aluminum fluidyne radiator to a 1 core O'Reilly (Lifetime Warranty), also a 160* thermostat(down from the initial 180* recommended by the guy I purchased the car from, but having chronic heat...
  14. H

    Engine 94 5.0 Overheated And Caused A Mess Of Problems

    Hey everyone new here just wondering if anybody can offer some help on some issues. So a couple weeks ago my car overheated on a really hot day during a 2 hour road trip from picking up my sister from her moms. I was about 45 minutes from home and my car went from O on "normal" to the red zone...
  15. D

    Header Pipe Near #6 & #7 Plugs Very Hot, Melting Stuff & Plug 7 Erratic Timing

    Hey guys, My #6/7 spark plug area seems to be getting rather hot at idle, and it gets hot quickly. First noticed it the other day when I was pulling my spark plug wires to check resistances. My #6 boot and wire were melted bad (see pic). I have since put thermal boot covers over the boots, but...
  16. W

    1968 Cougar Over Heating Problem... Suggestions

    Again hope it is cool to ask Cougar questions here since they are so close to stangs. But hey I just bought a 68 cougar from a guy. Runs and starts perfect but it over heats. I feel pressure building in the top hose so I thought thermostat. Changed that and the hose and I am still experiencing...
  17. C

    Over Heating Problems, Need Help!

    I'm 19 and just got done with my 1st motor swap into my 1993 LX hatch. I swapped in a 347 stroker with less than 30k miles from my girlfriends dad. It was a solid motor no problems what so ever. I got it into my car with a new 3 core aluminum radiator, 180' t-stat, stock fan and it over heats...
  18. T

    Bizarre Overheating Issue Help

    Hello everyone, new to the forums, but a long time owner of an 04 Mustang GT. Car has done great since i bought it with 50k miles on it. I just recently popped over 100k miles on her, and seems to be running into issue after issue. First I will say that after a little bit of investigation it...