Quote:
Originally Posted by gmeyer
Mine shaft condition is when 50% of the field is .850 under the index or faster This week at St Louis was Mine shaft conditions.I think also if you go 1.20 at a race with mine shaft condition you will still get horse power !!!
The US nats for the last few years is a race you could go as fast as you want and no horse power was given out . But not anymore .
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Thanks a LOT for that info !
Didn't know about the change at Indy.
Last year, the top 10 SS cars were more than 1.20 under. So, I suppose that will change under the new rules.
https://www.dragracecentral.com/DRCS...r2019#indextop