# NYIRP Altitude?

**URL:** <https://forums.speedlife.net/t/nyirp-altitude/34184>\
**Category:** NYSpeed Automotive\
**Created:** [August 21, 2007, 7:46am UTC](https://forums.speedlife.net/t/nyirp-altitude/34184 "2007-08-21T07:46:05Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![Studderin](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/studderin/32/7197_2.png) [@Studderin](https://forums.speedlife.net/u/Studderin)\
**Post date:** [August 21, 2007, 11:27am UTC](https://forums.speedlife.net/t/nyirp-altitude/34184/9 "2007-08-21T11:27:59Z")

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I have heard the 900-920 number

But that data is like comparing uncorrected dyno’s data.

You want to use the DA “density altitude” data.

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