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  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

Will shorty headers make a difference?

  • Thread starter Thread starter GDawg
  • Start date Start date Apr 28, 2005
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GDawg

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Mar 22, 2002
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Apr 28, 2005
#1
  • Apr 28, 2005
  • #1
I've read that if your car is lowered then long tubes would hang too low. So the question is: is there a benefit to changing out the stock headers with some shorties? I'm going to do the PI head swap this summer and figure might as well do headers too if it's worth it. Then I'll probably change out the mid pipe but whatever I get will still have to be catted. And as you can see in my sig I already have a magnapack catback.

Whadda ya think?
 
K

Kilgore Trout

Fried or Broiled ?
10 Year Member
Mar 30, 2005
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#2
  • Apr 28, 2005
  • #2
According to all the information I have read, shorty heads will make very little difference in horsepower. I do not have them, I am just passing along information I have read here...

Some people have called them the worst mod for the money.

Installing headers is time consuming and difficult as you probably already know.
 
R

Rocketman

New Member
Apr 20, 2004
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Apr 28, 2005
#3
  • Apr 28, 2005
  • #3
They will make some difference. Check this article out.
 

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Kilgore Trout

Fried or Broiled ?
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#4
  • Apr 28, 2005
  • #4
They look a HELL of a lot better than the stockers. That is for dam sure!
 

reeber

10 Year Member
Mar 10, 2004
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Berlin, NJ
Apr 28, 2005
#5
  • Apr 28, 2005
  • #5
I have the Eibach pro-kit and having long-tubes installed as I type... I don't think that there will be a problem with clearance.. Anyone else have a problem??
 

White Stang

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Feb 11, 2004
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Ft Lauderdale
Apr 28, 2005
#6
  • Apr 28, 2005
  • #6
My long tubes don't hit speed bumps etc. and my car has the ford c springs . When I have my cats on thats a diffrent story.They will rub larger speed bumps.
 

hognutz

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Nov 12, 2002
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Apr 28, 2005
#7
  • Apr 28, 2005
  • #7
Shorties are a waste of money IMO.

If you look at that post above at the track you would not notice much. they are nice on the dyno for a bit of peak but your average hp is not up that much.

If you go look at et's before and after shorties there is usually not much there.

Now the bassani mid length headers do produce power throgh the entire band on the dyno I have seen off them. the peak hp is not alot better but the average hp is up nicely.
 

GDawg

Founding Member
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#8
  • Apr 28, 2005
  • #8
White Stang said:
My long tubes don't hit speed bumps etc. and my car has the ford c springs . When I have my cats on thats a diffrent story.They will rub larger speed bumps.
Click to expand...

See... that's the thing... I already scrape on larger speed bumps. I'd love to get long tubes but I think it may be a problem with my H&R SuperSports.

(Plus, I can't go with an o/r pipe. It's not an option for me.)
 

hognutz

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Apr 28, 2005
#9
  • Apr 28, 2005
  • #9
GDawg said:
See... that's the thing... I already scrape on larger speed bumps. I'd love to get long tubes but I think it may be a problem with my H&R SuperSports.

(Plus, I can't go with an o/r pipe. It's not an option for me.)
Click to expand...


I would try to find someone that has the bassani mid lenghts and see how those are. I would think they woudl have no worse clearance than shorties. I don't have them to comment though.
 

Gunfighter

Founding Member
Nov 30, 1999
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Grapevine, TX
Apr 28, 2005
#10
  • Apr 28, 2005
  • #10
shortys will give you an extra few ponies, but I don't think they are worth the $$, or the PITA to install unless your motor is already out of the car
 

DBMSTNG

I fantasize about it being BIG!
Founding Member
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Apr 28, 2005
#11
  • Apr 28, 2005
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i gained .15 sec and 1mph with shorty headers. on an otherwise STOCK exhaust. but it was also with the supercharger.
 
0

007

Founding Member
Jan 29, 2002
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Broke
Apr 28, 2005
#12
  • Apr 28, 2005
  • #12
I have the BBKs sitting on my floor now. 270 bucks. Thats a not so bad for 5rwhp and 11rwtq. Check out modular depots dynos of intake plenums. People spend 300-400 on plenum and TB all the time.

Those dyno numbers make no sense though. How can you make more torque at a certain rpm, and less power. Power is just a function of rpm and torque.
 
B

bdcardinal

tree hugger
Jun 10, 2003
3,612
16
69
santa barbara, CA
Apr 28, 2005
#13
  • Apr 28, 2005
  • #13
my only option are shorties, so i figure i will put them on. there arent any CARB legal Midlengths or LT's. ill have the motor out of the car so install wont be as big of a pain.
 

mcmmotorsports

Member
Apr 12, 2004
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Danbury, CT
Apr 28, 2005
#14
  • Apr 28, 2005
  • #14
Divide HP by $$$ and you will see it is not a bad value. Do this comparison for other mods too.
 
J

johnnyvista

New Member
Jan 15, 2004
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Apr 28, 2005
#15
  • Apr 28, 2005
  • #15
shorties will give you a little bit of power. the sound they make is worth the $400 if you ask me.
 

SpitfireMk24

New Member
Jul 2, 2003
140
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0
Livermore, CA
Apr 28, 2005
#16
  • Apr 28, 2005
  • #16
johnnyvista said:
shorties will give you a little bit of power. the sound they make is worth the $400 if you ask me.
Click to expand...

yeah. . how big of an impact on sound will shorty headers make? someone told me once that headers will make my car softer. . . dont know how true that is. . .

and are equal lengths worth any more power? and are they much harder to install?

which companies make the best and cheapest headers?
 

SpitfireMk24

New Member
Jul 2, 2003
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Livermore, CA
Apr 28, 2005
#17
  • Apr 28, 2005
  • #17
Gunfighter said:
shortys will give you an extra few ponies, but I don't think they are worth the $$, or the PITA to install unless your motor is already out of the car
Click to expand...

sorry for asking so many questions. .. but if you arent pulling the motor, how hard is the install? can your average joe do it easily? and what do you have to do to get to them? can you keep the valve covers on?

thanks!
 

mity2

I like Pro3 and all I got was this crappy CT.
Jul 24, 2003
2,872
3
48
StateCollege PA
Apr 29, 2005
#18
  • Apr 29, 2005
  • #18
they prolly makes much much bigger difference to ur bank account then it does to ur HP...
 
K

Kilgore Trout

Fried or Broiled ?
10 Year Member
Mar 30, 2005
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Apr 29, 2005
#19
  • Apr 29, 2005
  • #19
It is an extremely difficult install. Have a shop do it...
 
T

trublustang

New Member
Sep 1, 2004
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0
Apr 29, 2005
#20
  • Apr 29, 2005
  • #20
They look better and are lighter (2 times I would say) than the stock cast iron. But they wont give you any HP. Just do it when you forge your bottom.
 
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