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Stock rear wheel horsepower?

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Old 12-28-2006, 02:33 PM
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LanceH
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Default Stock rear wheel horsepower?

I know total HP is 300 but does anyone know how much is making it to the rear wheels?

Also, I am thinking of getting the C&L CAI and SCT and tunes from brenspeed. I have read on here that this combo can be good for up to +30HP. I would assume that is total HP and not 30 to the rear wheels, correct?

Basically, I just want to know where I am now and where I would be with the CAI/SCT kit as far as total HP and rear wheel HP.

Thanks in advance for your help and replies,
Lance

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Old 12-28-2006, 02:52 PM
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bascho
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Default RE: Stock rear wheel horsepower?

Lance, I think you are going to get hit with the "search" stick. Stock rwhp is shown on lot's of posts....but the only true way to know what YOUR car's rwhp is will be to get it dyno'd.
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Old 12-28-2006, 02:55 PM
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limer06stang
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Default RE: Stock rear wheel horsepower?

at the rear wheels it can be anywhere from 255-265 rwhp for stock though
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Old 12-28-2006, 03:33 PM
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LanceH
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Default RE: Stock rear wheel horsepower?

LOL, I didn't even know that button was down there, I looked for it and found it once you mentioned the search stick, thanks for straightening me out. Still not a lot of specific info, looks like I'm at 255-260 with my auto. If someone could just tell me if the 30+HP kitis total or to the rear wheels, I will be happy and move along.

Thanks,
Lance
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Old 12-28-2006, 03:50 PM
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ANBAUTO
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Default RE: Stock rear wheel horsepower?

Stock my car put down 263 rwhp
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Old 12-28-2006, 03:57 PM
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bascho
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Default RE: Stock rear wheel horsepower?

ORIGINAL: LanceH

LOL, I didn't even know that button was down there, I looked for it and found it once you mentioned the search stick, thanks for straightening me out. Still not a lot of specific info, looks like I'm at 255-260 with my auto. If someone could just tell me if the 30+HP kitis total or to the rear wheels, I will be happy and move along.

Thanks,
Lance
I believe the 30 hp is estimated flywheel horsepower. Most tuners only have access to chassis dynos which give rear wheel horsepower.....and then they use an algorithm to estimate horsepower at the flywheel.
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Old 12-28-2006, 04:16 PM
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LanceH
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Default RE: Stock rear wheel horsepower?

Thanks man, think I am going to add a set of flowmasters to go along with the CAI/SCT, that should get me pretty close to 300 rwhp.
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Old 12-28-2006, 07:31 PM
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Stone
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Default RE: Stock rear wheel horsepower?

The CAI will get you close to the 300 but remember when you put it on you will most likely get a tuner along with it and that will put you over your 300 with the canned tune and alittle more after you have it dyno'ed and fine tuned.
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Old 12-28-2006, 08:26 PM
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Apoptosis
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Default RE: Stock rear wheel horsepower?

Our cars are underrated at 300, they put about 315 at the crank and dynos I have been seeing are anywhere from 250-260(Auto), to 265-275(5-speed).

The C&L + TUne is good for about 30 flywheel horsepower, and it puts about 25 Horsepower to the wheels.
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Old 12-28-2006, 08:35 PM
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FuriousGeorge
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Default RE: Stock rear wheel horsepower?

If you want to know details, an 05-07 Mustang GT's approximatecalculated drivetrain loss is between 17% and 18% according to sources that ranthe two different dynos.

30 x (100% - 17.5%) = 24.75rwhp. from adding a CAI and tune.

We have addressed it before, but if you were to put down 270rwhp on a stock dyno, doing the math gets you a crank horsepower figure of 327.27. Hence they are definitely underrated by Ford.
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