Bracket Talk
S/C Shifting on the stop?

This topic can be found at:
https://drr.infopop.cc/eve/forums/a/tpc/f/80760912/m/2917096296

February 24, 2020, 08:42 AM
Bucky
S/C Shifting on the stop?
Making more power now than I used to. For dragsters over 1000 hp, is shifting on the stop the way to go? Is it particularly hard on anything? Build a lot of converter heat? I'm a little concerned about what will happen when the power comes on in first gear.


Foxtrot Juliet Bravo
February 24, 2020, 09:12 AM
rusty
just shift right after flash or in that area and it will be fine.too soon and rpm will drop too much.too late and oposite effect.lots of variables of course,stop rpm ,converter ect


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1.036, 6.16@ 224

February 24, 2020, 09:17 AM
diceman1530
I shifted at .5 going 8.90 181/182


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Fordyce Motorsports
February 24, 2020, 09:29 AM
SP 124X
As others have said .5 works for me and I usually shift on time at 7.75 or faster.


Denis LeBlanc

February 24, 2020, 09:41 AM
Bucky
.5 seems pretty popular. Thank you!


Foxtrot Juliet Bravo
February 24, 2020, 08:21 PM
Don Higgins Crew Chief Pro Software
I shift at .300, quicker is better for better RPM rise control. Each car is different though.

I see nothing wrong with .500 but when I did that my RPM would rise until it shifted. I always try to eliminate every negative variable.



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February 24, 2020, 08:50 PM
Cashflow
I shift at .4 seems to work.

BTW, Don I will call you tomorrow.


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February 27, 2020, 06:22 AM
sst5167
I always put my shift timer .2 AFTER timer one. For example....
Timer 1- .1
Shift - .3


Mike Boehner
February 29, 2020, 10:36 AM
Blake4128
.5 here seems to work with my 7.70 car