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NHRA cut off switch

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Old Apr 17, 2012 | 12:25 PM
  #1  
t66crx's Avatar
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From: Frederick, CO, US
Default NHRA cut off switch

I have had a cut off switch i pusrchased from Tony palo and been using it a few years and bandimere this year said that it doesn't meet the rules. who else has this problem with other tracks or is this NHRA tech guy full of it.

this is the kit i have: http://www.t1racedevelopment.com/ind...ectronics.html
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Old Apr 17, 2012 | 01:25 PM
  #2  
b00stin93's Avatar
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From: wa
Default Re: NHRA cut off switch

As long as it meets these requirements you should be good, if it does print it off and show them. From the NHRA rulebook...

8:4 MASTER CUTOFF
Mandatory when battery is relocated, or as outlined in Class
Requirements. An electrical power cutoff switch (one only) must be
installed on the rearmost part of each vehicle and be easily
accessible from outside the car body. This cutoff switch must be
connected to the positive side of the electrical system and must
stop all electrical functions including magneto ignition. The off
position must be clearly indicated with the word “OFF.” If switch is
“push/pull” type, “push” must be the action for shutting off the
electrical system, “pull” to turn it on. Any rods or cables used to
activate the switch must be minimum 1/8-inch diameter. Plastic or
keyed switches prohibited. Switches and/or controls must be
located behind rear wheels on rear-engine dragsters.
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Old Apr 17, 2012 | 04:32 PM
  #3  
toddvw's Avatar
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From: jersey
Default Re: NHRA cut off switch

i had pretty much the same setup and got bitched at left and right. the tech guys said they want a push/pull type. i ended up going with a jerry bickle setup and havent heard a thing since.
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Old Apr 17, 2012 | 06:48 PM
  #4  
MARC P's Avatar
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Default Re: NHRA cut off switch

I was told this weekend that the switch that is in the T1 kit is not legal.
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Old Apr 17, 2012 | 09:07 PM
  #5  
E Town DSM's Avatar
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From: elizabeth, nj, usa
Default Re: NHRA cut off switch

They just dont want the red cover toggle switches thats all. i use to hear it all the time and put a moroso style and its been good now.
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Old Apr 17, 2012 | 09:28 PM
  #6  
Garage 808 Hatch's Avatar
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From: CRESWELL, Oregon, 97426
Default Re: NHRA cut off switch

Is it that they want a mechanical style switch? not one that uses a toggle switches to a remote unit?
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Old Apr 18, 2012 | 03:07 AM
  #7  
MARC P's Avatar
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From: South, FL, USA
Default Re: NHRA cut off switch

I was told it needs to be a push or pull style cutoff.
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Old Apr 18, 2012 | 03:28 AM
  #8  
Topdawgg's Avatar
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From: Halifax, NS Canada
Default Re: NHRA cut off switch

Originally Posted by E Town DSM
They just dont want the red cover toggle switches thats all. i use to hear it all the time and put a moroso style and its been good now.
i noticed a few of those this weekend at honda-day.. I didnt think they were legal..
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Old Apr 18, 2012 | 04:34 AM
  #9  
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From: Ohio
Default Re: NHRA cut off switch

I have the same T1 kit, the only thing I caught hell for last year was the fact that I didnt have a sticker that showed the off position.
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Old Apr 18, 2012 | 07:09 AM
  #10  
xenocron's Avatar
 
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From: Hillburn, NY, USA
Default Re: NHRA cut off switch

I dont understand how an electronic toggle switch doesnt meet that rule...but I have heard this rumor as well.

Someone take a screen shot of the NHRA rule book, post it here...tech officials cant argue with their own rule book if you present it to them when you get to the track.
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Old Apr 18, 2012 | 07:39 AM
  #11  
E-Town4229's Avatar
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From: Old Bridge, N J
Default Re: NHRA cut off switch

i was under the impression they were ok considering how they were wired. after hearing many racers having issues with tech i sent a pic to glendora and they said its no good. must be push rod or rotary switch type.
-Roger
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Old Apr 18, 2012 | 07:48 AM
  #12  
JayWest's Avatar
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From: S. Fla
Default Re: NHRA cut off switch

wow that sucks, had no idea
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Old Apr 18, 2012 | 07:56 AM
  #13  
t66crx's Avatar
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From: Frederick, CO, US
Default Re: NHRA cut off switch

i only switched to this kind of shut off cause i had a moroso switch and it burnt up isnise and would keep my car running. this one ive had for few years and no problems with it. so they want junk that dont work over something that works everyday
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Old Apr 18, 2012 | 10:05 AM
  #14  
Mo_Spec's Avatar
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From: arvada, co, usa
Default Re: NHRA cut off switch

We have 2 cars using the "remote" style kill switch just like the t1 kit only difference is we have push/pull style switches instead of the toggle. Same track as T66crx and has passed tech numerous times.

I have a buddy who uses the remote kill setup with a toggle and has passed tech at Bandimere as well.
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Old Apr 23, 2012 | 10:54 AM
  #15  
zakura R's Avatar
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From: lowell, mass, usa
Default Re: NHRA cut off switch

It sucks just finish wiring up my and setting up new battery brackets
I will have to get a diferent switch
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Old Apr 23, 2012 | 11:13 AM
  #16  
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From: Oxford, PA, US
Default Re: NHRA cut off switch

I had to call NHRA about this one but the story was that a front mounted battery shouldn't need a cutoff anyway. "Relocated" would be interior or trunk mount, basically behind the firewall somewhere.
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Old Apr 23, 2012 | 11:23 AM
  #17  
guy_from_nerk's Avatar
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From: Ohio
Default Re: NHRA cut off switch

I passed tech yesterday with the T1 kit
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Old Apr 23, 2012 | 12:33 PM
  #18  
b00stin93's Avatar
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From: wa
Default Re: NHRA cut off switch

Originally Posted by Paul_VR6
I had to call NHRA about this one but the story was that a front mounted battery shouldn't need a cutoff anyway. "Relocated" would be interior or trunk mount, basically behind the firewall somewhere.
True, unless you run 9.99 or 135mph, which most do.

MASTER CUTOFF
Mandatory on any car with a battery running 9.99 (*6.39) or quicker,
any car exceeding 135 mph, or on any car where the battery is
relocated into the trunk area. See General Regulations 8:4.
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Old Apr 23, 2012 | 12:44 PM
  #19  
Paul_VR6's Avatar
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From: Oxford, PA, US
Default Re: NHRA cut off switch

My bad stuck in all motor land!
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Old Apr 23, 2012 | 10:16 PM
  #20  
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From: beech bottom, wv, us
Default Re: NHRA cut off switch

Who knows if it passes at MIR? Jason Miller chime in?
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Old May 6, 2012 | 07:42 PM
  #21  
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From: R.I.P Brian Arbogast...you will be missed, maryland, USA
Default Re: NHRA cut off switch

Wow.. this is nice to see. Just when I thought I was finished messing with stuff on my car...
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Old May 6, 2012 | 07:58 PM
  #22  
SPOOLINmatt's Avatar
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From: North Georgia/Atlanta
Default Re: NHRA cut off switch

based on the rules at the top, it should pass no prob as long as its labeled which way to smack it to turn it off.
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