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Old 02-08-2022, 09:26 AM   #1
Adub464Q
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Default Re: Access to AMA Shipping Weights?

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Originally Posted by Dave Ficacci View Post
Per Wesley the ZL1 can still run AA at 6.96. I got this information 2nd hand albeit from a reliable source.
Is there a lower threshold for stock eliminator though? Everyone is assuming that it is 7.00 based on half pound increments between classes and AA being 7.50.

Did this go away when the AA/BB/CC classes were used in the interim roughly 10 years ago, when new weight classes were introduced. I have always heard of a car getting "outfactored" from stock eliminator but never seen it.

BUT where is it written that there is a lower threshold to still be able to run stock?

If there is no lower threshold, then any combo with a class factor lower than 7.50 would be restricted to AA only, and adhering to the 7.50 weight calculation factor.
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Old 02-08-2022, 10:25 AM   #2
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Default Re: Access to AMA Shipping Weights?

Austin in the rule book in the lower classes of V and W it's XX.00 or more.
No statement for the top class XX.00 or less.

Might be able to make engine 427/425.

If we have to go by the AMA Sheets, what choice do we have; its their, NHRA, Ball, Bat, and Glove
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Last edited by Larry Hill; 02-08-2022 at 10:29 AM.
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Old 02-08-2022, 11:05 AM   #3
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Cool Re: Access to AMA Shipping Weights?

Larry you have a PM .........
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Old 02-08-2022, 11:17 AM   #4
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Default Re: Access to AMA Shipping Weights?

Quote:
Originally Posted by Larry Hill View Post
Austin in the rule book in the lower classes of V and W it's XX.00 or more.
No statement for the top class XX.00 or less.

Might be able to make engine 427/425.

If we have to go by the AMA Sheets, what choice do we have; its their, NHRA, Ball, Bat, and Glove
Speaking of the 1969, 427/425 combo.....it is now a natural AA car, therefore it can no longer run B. Class factor changed from 8.02 to 7.86.

The more interesting one to me...someone do the math on the 1969, 396/375 alum head combo. Previously the class factor was 8.16, a natural A car, and the new factor says 8.00......HOWEVER.....

New shipping weight 3238 divided by 405 hp is 7.99506....

So what is the natural class for a 396/375 alum head, is it AA or A? Do you round it up or not?

As the Stocker world turns....
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Last edited by Adub464Q; 02-08-2022 at 11:42 AM. Reason: .
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Old 02-08-2022, 12:13 PM   #5
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Default Re: Access to AMA Shipping Weights?

No question 7.99999999 is not 8.0

As the cookies crumble. ............ and so it goes
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Last edited by Larry Hill; 02-08-2022 at 12:15 PM.
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Old 02-08-2022, 12:18 PM   #6
Don Morris
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Default Re: Access to AMA Shipping Weights?

The 1969 Camaro 396/375 Alum combo is a natural A. NHRA rounds up at .xx5, and down at .xx4. One pound less and this combo would be a Natural AA.
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Old 02-09-2022, 12:33 AM   #7
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Default Re: Access to AMA Shipping Weights?

Quote:
Originally Posted by Adub464Q View Post
Is there a lower threshold for stock eliminator though? Everyone is assuming that it is 7.00 based on half pound increments between classes and AA being 7.50.

Did this go away when the AA/BB/CC classes were used in the interim roughly 10 years ago, when new weight classes were introduced. I have always heard of a car getting "outfactored" from stock eliminator but never seen it.

BUT where is it written that there is a lower threshold to still be able to run stock?

If there is no lower threshold, then any combo with a class factor lower than 7.50 would be restricted to AA only, and adhering to the 7.50 weight calculation factor.
Your guesses are as good as mine
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