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#11 |
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Dawson Pauley #2827 N/SA 1980 Malibu SW 2S 305/180 #2827 S/ST 1978 Mazda RX7 w/ 383 sbc/glide Last edited by JP1738; 02-18-2025 at 10:43 AM. Reason: double post |
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#12 | |
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Including you slow poke When you have more than 50% of the field going 85 under that means it?s freaking fast out there Mineshaft is more helpful than harmful
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james perrone 1290 STK |
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#13 | |
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Anyway, fair. I can see the importance and necessity of a mineshaft rule. Maybe more generally, when the mineshaft rule isn't/wouldn't be in play, why do we not have AHFS at all of those races too? Like Indy, National opens, etc? Also, what defines mineshaft air and who makes the decision on when the air is too good?
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Dawson Pauley #2827 N/SA 1980 Malibu SW 2S 305/180 #2827 S/ST 1978 Mazda RX7 w/ 383 sbc/glide |
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When more than 50% of the field goes more than 85 under. It used to go to the mineshaft rule.
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"Pistol" Pete Dutko |
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#15 | |
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The relationship between AHFS and indexes is out of whack
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Jim Grossi
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As you are not allowed to notch pistons for valve clearance, NHRA saw fit to make it illegal to allow your valves to do the job.
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Jim Mantle V/SA 6632 |
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#17 |
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Exactly, which is why I asked the clarifying question. If there are that many people with the ability to go 1.0+ under in terrible air, maybe we don't have a mineshaft rule until AHFS has a chance to catch up and get some combos in line.
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Dawson Pauley #2827 N/SA 1980 Malibu SW 2S 305/180 #2827 S/ST 1978 Mazda RX7 w/ 383 sbc/glide |
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#18 |
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Sounds good. But, in reality, having the mineshaft rule in place allows less runs to fix your average. Without the mineshaft rule you can fix that 1.00 run on a good weekend. Ask me how I know....
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Daren Poole-Adams NHRA Stock/SS 2007 |
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#19 |
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So slow your average at ?slow? races! Mineshaft rules are for extremely fast weather conditions that don?t occur often.
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#20 |
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Like Indy?
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Daren Poole-Adams NHRA Stock/SS 2007 |
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