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Old 02-07-2009, 02:18 AM   #1
tim21391
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how to run open headers by a flip of switch

well i have stock manifolds going into 40 series flowmasters.. i want to get headers since the swap will be easy to do since front clip is off... i wanna be able to uncap them by the flip of a switch so i can run open headers to scream get out the way..then for normal cruising flip the switch again and its kinda quieter with the flowmasters....is that possible and how do you do it?
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1972 C-10...402/400..flowmaster 40 series
1967 Mustang 347 stroker/C-4
1966 Mustang 289/3-speed
2013 Mustang V6/6speed w/300 ponies
I may be 23, but i sure do knows 67-72s are sexy!
Its not MPG its smiles per gallon!
build started 11/25/08
build thread: http://67-72chevytrucks.com/vboard/s....php?p=2993796
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Old 02-07-2009, 02:23 AM   #2
Critter
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Re: how to run open headers by a flip of switch

Quote:
Originally Posted by tim21391 View Post
well i have stock manifolds going into 40 series flowmasters.. i want to get headers since the swap will be easy to do since front clip is off... i wanna be able to uncap them by the flip of a switch so i can run open headers to scream get out the way..then for normal cruising flip the switch again and its kinda quieter with the flowmasters....is that possible and how do you do it?
If I am following you correctly, you want to put a "Y" into each of your pipes and one of these on each "Y"

http://store.summitracing.com/partde...5&autoview=sku
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Old 02-07-2009, 07:55 AM   #3
petey-pablo
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Re: how to run open headers by a flip of switch

Critter's got it right that is what I plan on doing on my truck here is a direct link to quicktimeperformance with some videos and the are several members on here who have installed something like this before I couldnt find the tread but it looked sweet...........

http://quicktimeperformance.com/Media/video.php
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1972 Cheyenne 10 Short Fleet Side
Front 2.5inch Spindles with 2inch Springs Rear 4inch drop Springs.
454BBC TH400,Posi

1971 Cheyenne 10 Long Fleet Side
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Old 02-08-2009, 01:11 PM   #4
tim21391
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Re: how to run open headers by a flip of switch

ya i am doing the drag race at the old airport in salina.. its set up for 1/8 mile and i want open headers for that and then during the summer...but just crusing around i want to have to flip the switch to be able to have it go threw the flowmasters....is this what i need??? and how do i fab up the headers for this
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1972 C-10...402/400..flowmaster 40 series
1967 Mustang 347 stroker/C-4
1966 Mustang 289/3-speed
2013 Mustang V6/6speed w/300 ponies
I may be 23, but i sure do knows 67-72s are sexy!
Its not MPG its smiles per gallon!
build started 11/25/08
build thread: http://67-72chevytrucks.com/vboard/s....php?p=2993796
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Old 02-08-2009, 01:30 PM   #5
72BlckButy
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Re: how to run open headers by a flip of switch

Electric cutouts, that's how that will be accomplished. Copperhead had a set on it. Just do a internet search for electric cutouts, and you should find a few that are available.
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1969 CST SWB - Project Blank Slate (4.5/6" ECE Static Drop, 6-lug disc brake upgrade (manual), Billet Specialties Vintec 20x8.5 255/40 (F) 20x10 295/40 (R), 250 I-6)
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Old 02-08-2009, 06:08 PM   #6
fastom
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Re: how to run open headers by a flip of switch

This is my setup!
Attached Images
 
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Old 02-08-2009, 06:30 PM   #7
Fastfun
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Re: how to run open headers by a flip of switch

Check out the link


http://www.quicktimeperformance.com/QTEC/index.php
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Old 02-08-2009, 06:48 PM   #8
Hart_Rod
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Re: how to run open headers by a flip of switch

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This is my setup!
Do you have an X or H pipe also?
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Old 02-08-2009, 07:02 PM   #9
eightbanger
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Re: how to run open headers by a flip of switch

Dam!! I want these now. Looks like fitting would need to be done by an exhaust shop?

If you do get yours done anytime soon Petey, let us know how you get on.

Fastom we need a vid of how she sounds.
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Old 02-08-2009, 07:32 PM   #10
Wreckless_71
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Re: how to run open headers by a flip of switch

fastom that is a clean lookin set-up... i like it
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