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AC horsepower loss

ralph7

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How much horsepower is lost when the compressor kicks on in a stock Coyote?
Anybody know?
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JetGray_Mach1

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robvas

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I think someone should fab up an Air intake charge cooler that uses the AC like the Dodge Demon has (maybe redeye too?)
Interchiller won't work on an NA car, reduces the flow of the intake more than any amount of cooling it could do would ever help

That's why we have water/meth injection
 
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ralph7

ralph7

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SheepDog

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Interchiller won't work on an NA car, reduces the flow of the intake more than any amount of cooling it could do would ever help

That's why we have water/meth injection
Who is talking about NA? (yeah, OP was asking about power loss on a "Stock Coyote", even though it doesn't make any difference if it's stock or not) I wouldn't even own this rental car if I couldnt boost it.

Water meth injection is great, until one evening while sound asleep, the controller decides to shit the bed and fill your intercooler with a gallon of fluid, then you come out in the morning not knowing this, try to start up the car, and it Hydrolocks and bends a rod.

1717182405291-w4.webp
 
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ralph7

ralph7

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Are you saying while running the AC? Or with the AC compressor removed from the car completely?
When the compressor kicks in while driving.
Everything in place.
 

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SheepDog

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My guess is 5-10HP
 

Dana Pants

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I literally race with the a/c on. The car is faster because the cooling fan is on more often reducing coolant temps and such. So A/C is plus 10 hp. Your analysis has a sign error.
 

MrMike

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Didn't know that.
Are you sure?
Don't basically all cars do this?

The Foxbody has a relay for this purpose.
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