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Old 04-13-2010, 11:38 AM   #31
Throttle CrazyThrottle Crazy is offline
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What?
The intersection of hp and torque can still meet at 5250 rpm but be higher numbers.
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Old 04-13-2010, 11:40 AM   #32
94cobra69ss39694cobra69ss396 is offline
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The intersection of hp and torque can still meet at 5250 rpm but be higher numbers.
I knew what you meant. I just wanted to give you a hard time.
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Old 04-13-2010, 11:47 AM   #33
Throttle CrazyThrottle Crazy is offline
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I knew what you meant. I just wanted to give you a hard time.
Why, I would neeeever do that to you.
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Old 04-13-2010, 11:55 AM   #34
Throttle CrazyThrottle Crazy is offline
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That is incorrect. A change to a larger cam will shift the torque curve up. Horsepower and torque will still cross at 5250 but the peak torque will be at a higher RPM.
Are you talking about the torque curve moving and hp numbers staying the same? Are you saying that by changing cam profile you can move the torque curve without effecting hp?
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Old 04-13-2010, 11:58 AM   #35
94cobra69ss39694cobra69ss396 is offline
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Are you talking about the torque curve moving and hp numbers staying the same? Are you saying that by changing cam profile you can move the torque curve without effecting hp?
No to both.
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Old 04-13-2010, 02:08 PM   #36
BRIANBRIAN is offline
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LOL at these guys
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Old 04-13-2010, 02:32 PM   #37
Throttle CrazyThrottle Crazy is offline
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I was questioning his "Both numbers will just cross at a higher point in the 5250 rpm range". I'm just not sure how they can cross at a high point in the 5250 range. Maybe he meant at like 5251 or 5252.

By the way Throttle Crazy is my brother so I have to give him a hard time.
you were trying to make a joke, but the fact is that torque and horsepower intersect at 5252 rpm, horse power was invented by James Watt's after observing that a horse could lift at a rate of about 550 foot-pounds per second for about an 8-hour shift. horsepower = torque * rpm / 5252
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Old 04-13-2010, 03:02 PM   #38
enkeivetteenkeivette is offline
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That is incorrect. A change to a larger cam will shift the torque curve up. Horsepower and torque will still cross at 5250 but the peak torque will be at a higher RPM.
That's not a shift, that's an expansion or a change. A shift denotes moving the exact curve either up or down the rpm axis.
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Old 04-13-2010, 03:04 PM   #39
enkeivetteenkeivette is offline
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The intersection of hp and torque can still meet at 5250 rpm but be higher numbers.
Another example of a change, being an expansion, not a shift.
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Old 04-13-2010, 03:07 PM   #40
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And before you say it it shifting up the axis, stop. Because since you can't make hp at zero rpm, the angle of the torque line will be different to originate at 0 and 0.
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