2011-2014 Mustang GT Cooling Head Mod by MMR, eliminate the #8 cylinder failure today

Modular Racing

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The cylinder head is the same and unfortunately suffers from the same lack of Cooling on cylinder # 8, the other problem being that the temp sensor is on the passenger bank, joining the two offers many benefits.
 

3unn

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I know it works but it would be interesting to see the actual temp difference. Like say by installing a temp sensor in the back of the head in the stock coolant flow setup and then the sensor in the same spot with the cross over tube.
 

Gpcalero

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Do you have the real world data on the benefits of this mod? I am about to install a VMP TVS soon and would like to know whether the $190 for a couple of aluminum fittings and piece of hose is worth the money. Seems like a good thing to have on paper.
 

RAZRS EDGE

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Do you have the real world data on the benefits of this mod? I am about to install a VMP TVS soon and would like to know whether the $190 for a couple of aluminum fittings and piece of hose is worth the money. Seems like a good thing to have on paper.

See post #9 from the link below.

http://www.svtperformance.com/forum...er-failure&p=12126237&viewfull=1#post12126237

This issue has been around since the days of the 2003 Cobra. This is nothing new with the Coyote platform. MMR has tested this repeatedly and it has shown to make an improvement in cylinder head cooling flow and alleviate hot spots. If you are that adamant about the data, call them.
 

466roller

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Just installed this mod over the weekend. I did it with the engine in the car. Removed intake, knocked freeze plugs inward enough to turn them and then pull them out. Took about 3hrs on a lift. Top notch quality parts
 

466roller

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I used a long pry bar from under the car. I basically knocked the top of the plug in enough to unseat them. So the bottom was raised enough to get a small screwdriver under it and "flip" them. Then grabbed them with a set of small 45*needle nose pliers, twist, turn and out they came. Just remember the heads can get marred up easily so it pays to be patient.
 

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