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Old 07-21-2019, 06:11 PM   #1
Billy Nees
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Default Re: Aa/sa class dq at denver

Quote:
Originally Posted by Grey Ghost View Post
Believe it is a 66 Coronet hemi. 8.60 lbs/hp factor @425hp...natural B car. With the aluminum head 430hp rating the shipping weight to hp factor is 8.49 and would be a natural A combo. Just saying it can be confusing.
No, that's not the way it works. If you run the aluminum head, you have to carry the extra weight but you still run the same natural class.
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