Anyone know the correction numbers for Englishtown?
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Joined: Apr 2001
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From: Bayville NJ and Newark at NJIT.
Anyone know the correction numbers for Englishtown?
Times are in the sig, it was 84 degrees with 64% humidity... I don't know what elevation E-town is at, and I don't know the equations on how to convert it...
Can someone enlighten me?
Can someone enlighten me?
Joined: Mar 2000
Posts: 43,187
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
You also need to know the barometric pressure.
They don't bother with altitude correction below 1200 feet. E-town should be lower than that.
They don't bother with altitude correction below 1200 feet. E-town should be lower than that.
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Joined: Jul 1999
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From: Atco, NJ, USA
Car: 1986 Z28
Engine: 355
Transmission: th400
Acording to the Airport next to E-town, the elevation there is appox 55 feet. no need at all to do correction, for elevation.
Englishtown, Atco, and MIR are all under 60 feet of elevation. Making them about the best places to race, you just have to accout for the atmospheric condition for tuning.
Englishtown, Atco, and MIR are all under 60 feet of elevation. Making them about the best places to race, you just have to accout for the atmospheric condition for tuning.
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Joined: Jul 1999
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
Englishtown dragstrip is listed as 60'. As mentioned above there is no altitude correction.
To convert to density altitude you need barometric pressure, temperature and humidity.
If you have all the data I'll tell you what the DA was.
To convert to density altitude you need barometric pressure, temperature and humidity.
If you have all the data I'll tell you what the DA was.
Thread Starter
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Joined: Apr 2001
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From: Bayville NJ and Newark at NJIT.
Sorry, I must have pulled those numbers out of my ***... here is the correct informatin you need...
Temp (F) : 83
Relative Humidity : 57
Absolute Barometer : 29.27
Time: 17.762 @ 76.50MPH
Temp (F) : 83
Relative Humidity : 57
Absolute Barometer : 29.27
Time: 17.762 @ 76.50MPH
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Joined: Jul 1999
Posts: 17,271
Likes: 171
From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
That's very low barometric pressure.
For a track that's at 60 feet altitude the density altitude was 2638'.
17.762 at 76.5 mph. Are you sure that isn't a 4 cyl car? Guessing at 3500 pounds car and driver that works out to 123HP or 127HP corrected. A 2.8 should do better than that shouldn't it. At least 150-175hp
For a track that's at 60 feet altitude the density altitude was 2638'.
17.762 at 76.5 mph. Are you sure that isn't a 4 cyl car? Guessing at 3500 pounds car and driver that works out to 123HP or 127HP corrected. A 2.8 should do better than that shouldn't it. At least 150-175hp
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Joined: Apr 2001
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From: Bayville NJ and Newark at NJIT.
Yes, I -can- count. A stock motor with 155k on the clock, exhaust leaks, a horrible launch and the original injectors -will- run those times... Those times are from my first trip to a track, ever.
Stock numbers are another half second lower, with a better launch I probably could have come -very- close to stock times...
Stock numbers are another half second lower, with a better launch I probably could have come -very- close to stock times...
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