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Old 04-09-2009, 01:13 AM   #1
bsa633
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Default Re: Blown, injected, 4-valve CJ's at Ennis...

Sorry ..little "off topic"

Quote:
Originally Posted by Chad Rhodes View Post
no, a bogus track is one where they subtract .4 from your ET and give you the record for it, even if the actual DA is sea level at the time
from anoter site:
The correction factor for Las Vegas is .9757

8.630 x .9757 = 8.42

--------------------
Jared Jordan
7551 SS/BA

just one example but alot of records are from "the strip"..C.W. was faster at the Dutch last fall than Vegas at the shootout..even with the factor..he's a good example because i think he's never "holding any".. may have developed over the winter also..so what would you like to do with E.T's from Atco,"Dutch" and Houston,Florida,"Alabama" made in the "winter"?

Last edited by bsa633; 04-09-2009 at 01:25 AM.
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Old 04-09-2009, 01:39 PM   #2
bill dedman
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Default Re: Blown, injected, 4-valve CJ's at Ennis...

Art Leong asked, "Why is everyone so hung up on MPH. It's an elapsed time race not a high mph race."

That's true.
But, for purposes of engine output analysis, the e.t's can vary a lot depending on traction; mphs do not. That makes the mph figure a lot more reliable indicator of horsepower delivered to the ground.

You can make a run taking off in 2nd gear and it will absolutely KILL yout e.t., but won't affect the mph nearly as much.

These Mustangs are set up to leave very "soft" and for the mph they're turning, really should be running a lot quicker than they are... like 9.40's-9.50's. I'll bet their 60-foot times are nowhere near the 1.20s, where they should be.

But, the mph remains the reliable indicator of performance that tells HP output without much variance.

That's why people on here, who are trying to evaluate the output of these CJ engines, are "hung up" on trap speed. It's just the most accurate way to judge the potential of these cars.
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Last edited by bill dedman; 04-09-2009 at 02:47 PM.
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Old 04-09-2009, 01:44 PM   #3
Chad Rhodes
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Default Re: Blown, injected, 4-valve CJ's at Ennis...

Quote:
Originally Posted by bsa633 View Post
Sorry ..little "off topic"



from anoter site:
The correction factor for Las Vegas is .9757

8.630 x .9757 = 8.42

--------------------
Jared Jordan
7551 SS/BA

just one example but alot of records are from "the strip"..C.W. was faster at the Dutch last fall than Vegas at the shootout..even with the factor..he's a good example because i think he's never "holding any".. may have developed over the winter also..so what would you like to do with E.T's from Atco,"Dutch" and Houston,Florida,"Alabama" made in the "winter"?
you put the number on the scoreboard, you get the record. thats a pretty simple concept. you mentioned houston, thats a a double edged sword. I've raced there in august/september in 4200' DA. where's the correction factor for 110% humidity and 104 degrees? THERE ISN'T ONE! and you shouldn't get a freebie record because you are at a factored track.
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Old 04-10-2009, 12:35 PM   #4
bsa633
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Default Re: Blown, injected, 4-valve CJ's at Ennis...

Quote:
Originally Posted by Chad Rhodes View Post
you put the number on the scoreboard, you get the record. thats a pretty simple concept. you mentioned houston, thats a a double edged sword. I've raced there in august/september in 4200' DA. where's the correction factor for 110% humidity and 104 degrees? THERE ISN'T ONE! and you shouldn't get a freebie record because you are at a factored track.
But you think it should work the other way too right...no freebies when the air is an actual -1000-1500 or whatever it could turn out too...or?
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Old 04-10-2009, 10:11 PM   #5
Chad Rhodes
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Default Re: Blown, injected, 4-valve CJ's at Ennis...

Quote:
Originally Posted by bsa633 View Post
But you think it should work the other way too right...no freebies when the air is an actual -1000-1500 or whatever it could turn out too...or?
i'm saying you play the hand you are dealt, and race in the air you are in. if you were in montgomery in 02 i beleive, you got -1700 feet, and ton of records were set. either you factor ALL back to seal level for the actual DA at the time run (regardless of whether the track's altitude is 5000ft or 5ft), or you factor NOTHING
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