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Dragy #3161885
07/22/23 11:12 AM
07/22/23 11:12 AM
Joined: Aug 2011
Posts: 2,858
Pattison Texas
CSK Offline OP
master
CSK  Offline OP
master

Joined: Aug 2011
Posts: 2,858
Pattison Texas
Has anyone here used a Dragy ? run it at the track & compare times, good, bad worth it ?


1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5

Re: Dragy [Re: CSK] #3161894
07/22/23 11:29 AM
07/22/23 11:29 AM
Joined: Jan 2003
Posts: 20,177
Park Forest, IL
slantzilla Offline
Too Many Posts
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Posts: 20,177
Park Forest, IL
I have not, but I hear no prep guys quoting times, so it must be fairly accurate.


"Everybody funny, now you funny too."
Re: Dragy [Re: CSK] #3161898
07/22/23 11:35 AM
07/22/23 11:35 AM
Joined: Oct 2014
Posts: 103
Washington
W
weedburner Offline
member
weedburner  Offline
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Posts: 103
Washington
Here's a track timeslip vs Dragy comparison from one of my stick shift Hitmaster customers...

[Linked Image]

Grant

Last edited by weedburner; 07/22/23 11:43 AM.
Re: Dragy [Re: weedburner] #3161934
07/22/23 12:48 PM
07/22/23 12:48 PM
Joined: Aug 2011
Posts: 2,858
Pattison Texas
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Pattison Texas
Originally Posted by weedburner
Here's a track timeslip vs Dragy comparison from one of my stick shift Hitmaster customers...

[Linked Image]

Grant


WOW !!!!!! Thank you , I am SHOCKED


1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5

Re: Dragy [Re: CSK] #3162050
07/22/23 04:31 PM
07/22/23 04:31 PM
Joined: Sep 2003
Posts: 19,402
north of coder
moparx Offline
"Butt Crack Bob"
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Joined: Sep 2003
Posts: 19,402
north of coder
that IS amazing ! eek
do you have a link for that ?
beer

Re: Dragy [Re: moparx] #3162124
07/22/23 10:12 PM
07/22/23 10:12 PM
Joined: Jan 2003
Posts: 4,720
Moved to N.E. Tennessee
GomangoCuda Offline
master
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Joined: Jan 2003
Posts: 4,720
Moved to N.E. Tennessee


In theory, there is no difference between theory and practice. In practice, there is.
Re: Dragy [Re: slantzilla] #3162213
07/23/23 08:36 AM
07/23/23 08:36 AM
Joined: Jan 2003
Posts: 8,165
Plymouth, MI
Blusmbl Offline
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Blusmbl  Offline
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Posts: 8,165
Plymouth, MI
Originally Posted by slantzilla
I have not, but I hear no prep guys quoting times, so it must be fairly accurate.


x2. They are quite accurate and pretty much all of the top people who race no prep, back of the track or on the street use them.


'18 Ford Raptor, random motorcycles, 1968 Plymouth Fury III - 11.37 @ 118
Re: Dragy [Re: Blusmbl] #3162227
07/23/23 09:19 AM
07/23/23 09:19 AM
Joined: Jan 2003
Posts: 1,237
North Central, Indiana
Roughbird72 Offline
pro stock
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Posts: 1,237
North Central, Indiana
I have several friends that race no-prep that use the Dragy, they use them for data at airport and back half races.


72 Plymouth Roadrunner 11.08@123.25
Re: Dragy [Re: Roughbird72] #3162255
07/23/23 10:08 AM
07/23/23 10:08 AM
Joined: Dec 2013
Posts: 4,672
Wichita
G
GY3 Offline
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Wichita
I have one. Seems to be dead on with the track's timing.


'63 Dodge 330
11.19 @ 121 mph
Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs.
10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.

Re: Dragy [Re: GY3] #3162310
07/23/23 12:02 PM
07/23/23 12:02 PM
Joined: Oct 2003
Posts: 7,139
my own world
theraif Offline
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Posts: 7,139
my own world
i bet only a matter of time some one has it hooked up to give real time timing as you go down the track

Re: Dragy [Re: CSK] #3162686
07/24/23 11:40 AM
07/24/23 11:40 AM
Joined: Feb 2003
Posts: 4,953
Houston, Texas
TheOtherDodge Offline
master
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Posts: 4,953
Houston, Texas
Hey Weedy! wave

As stated above, they are very accurate.

Re: Dragy [Re: TheOtherDodge] #3162719
07/24/23 12:37 PM
07/24/23 12:37 PM
Joined: Jan 2003
Posts: 19,363
Las Vegas
Al_Alguire Offline
I Live Here
Al_Alguire  Offline
I Live Here

Joined: Jan 2003
Posts: 19,363
Las Vegas
As already said they are very accurate when compared to a timeslip on the track. We use them on the street alot. So far 5.30's on the crap road we have here but keep working on it.


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: Dragy [Re: Al_Alguire] #3162810
07/24/23 03:40 PM
07/24/23 03:40 PM
Joined: Aug 2011
Posts: 2,858
Pattison Texas
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Thanks guys, I ordered one, since they closed my Track down ,Mexico is closer that the track in Ennis Tx


1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5

Re: Dragy [Re: CSK] #3163116
07/25/23 03:19 PM
07/25/23 03:19 PM
Joined: Sep 2003
Posts: 19,402
north of coder
moparx Offline
"Butt Crack Bob"
moparx  Offline
"Butt Crack Bob"

Joined: Sep 2003
Posts: 19,402
north of coder
it never seems to fail, or amaze me...............
all the features available to a "smarter than me" phone, it almost makes me want to get one............... laugh2
beer

Re: Dragy [Re: Al_Alguire] #3164347
07/30/23 05:13 PM
07/30/23 05:13 PM
Joined: Oct 2007
Posts: 1,070
Big Western Pencilveinya
U
Uncle Barry Offline
super stock
Uncle Barry  Offline
super stock
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Joined: Oct 2007
Posts: 1,070
Big Western Pencilveinya
Will it factor in loss of traction? I don't understand how it would work on an unprepped surface.

Re: Dragy [Re: Uncle Barry] #3164361
07/30/23 06:13 PM
07/30/23 06:13 PM
Joined: Jan 2003
Posts: 19,363
Las Vegas
Al_Alguire Offline
I Live Here
Al_Alguire  Offline
I Live Here

Joined: Jan 2003
Posts: 19,363
Las Vegas
Originally Posted by Uncle Barry
Will it factor in loss of traction? I don't understand how it would work on an unprepped surface.


iti s GPS based it does not care what kind of road you are on. It measures how long it took you to travel the distance teraveled.


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: Dragy [Re: weedburner] #3165854
08/05/23 09:03 PM
08/05/23 09:03 PM
Joined: Jan 2003
Posts: 3,921
Richmond, Indiana
19swinger70 Offline
master
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master

Joined: Jan 2003
Posts: 3,921
Richmond, Indiana
Originally Posted by weedburner
Here's a track timeslip vs Dragy comparison from one of my stick shift Hitmaster customers...

[Linked Image]

Grant


I just used my Dragy for the first time last night at the track.Very accurate when compared to my time slips. Questions for you: is there a way to get my graph onto a screen larger than my phone? In the app, i cannot see an export data option or anything like that. I'm wanting to have a better look at my acceleration graph and try to determine where my shift points were. It's just hard for me to really look at it on the phone.


1970 340 swinger. sublime
1967 barracuda fastback BB
55 Plymouth Project






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