calculating hp

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Apr 7, 2003 | 07:13 PM

phenix

Thread Starter

0.0 BAR

Joined: Mar 2003

Posts: 22

calculating hp

How do I find out how much hp and torque will i have after i put a turbo on without dynoing it?? is there a formula?

Apr 7, 2003 | 07:15 PM

drag0n

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Joined: Apr 2003

Posts: 98

Re:calculating hp

it is usually 10hp per psi. Give or take a bit.

Apr 7, 2003 | 09:03 PM

Zoogle

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Joined: Feb 2003

Posts: 64

Re:calculating hp

here's the formula i use:
(stock hp) * (boost+14.7)/14.7

Apr 7, 2003 | 09:10 PM

phresh_5

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Joined: Dec 2002

Posts: 133

Re:calculating hp

Quote:

Originally Posted by Zoogle

here's the formula i use:
(stock hp) * (boost+14.7)/14.7

I put some #'s into that and it didn't come out even close.

Apr 7, 2003 | 09:20 PM

Zoogle

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Joined: Feb 2003

Posts: 64

Re:calculating hp

Quote:

Originally Posted by phresh_5

Quote:

Originally Posted by Zoogle

here's the formula i use:
(stock hp) * (boost+14.7)/14.7

I put some #'s into that and it didn't come out even close.

what were your results?

Apr 7, 2003 | 09:34 PM

98_autoex_boy

0.5 BAR

Joined: Jan 2003

Posts: 100

Re:calculating hp

If your getting the 14.7 from the HCI article, thats the PSI of the b16. Just FYI

Apr 7, 2003 | 09:35 PM

phresh_5

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Joined: Dec 2002

Posts: 133

Re:calculating hp

I put this into the window's calculator.
110hp*8psi+14.7/14.7 = 60.86hp ?
Is that right? Do I add that to the 110hp?

Apr 7, 2003 | 09:38 PM

Zoogle

0.5 BAR

Joined: Feb 2003

Posts: 64

Re:calculating hp

Quote:

Originally Posted by phresh_5

I put this into the window's calculator.
110hp*8psi+14.7/14.7 = 60.86hp ?
Is that right? Do I add that to the 110hp?

nope. do this:
8 + 14.7 * 110 / 14.7 = 169.86

You forgot good 'ol BEDMAS

Apr 7, 2003 | 09:45 PM

phresh_5

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Joined: Dec 2002

Posts: 133

Re:calculating hp

Is the input HP from the flywheel or at the wheels?

Apr 7, 2003 | 09:59 PM

#10

phenix

Thread Starter

0.0 BAR

Joined: Mar 2003

Posts: 22

Re:calculating hp

well i have 150 stock and that would make it 252. is that right?

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