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

HEAD SWAP ????

  • Thread starter Thread starter flatbil
  • Start date Start date Apr 20, 2010
F

flatbil

New Member
Mar 12, 2010
20
0
0
pennsylvania
Apr 20, 2010
#1
  • Apr 20, 2010
  • #1
i have a 96 gt and want to do the pi head swap, can anyone tell me what heads i can use, romeo or windser, and what are some of the cars or trucks that i can use there heads, year, make, model thanks greatly
 

Skidzz

Tinkerbell
Apr 11, 2005
328
1
19
Salt Lake City, UT
Apr 20, 2010
#2
  • Apr 20, 2010
  • #2
First of all, go for romeo heads. Your block is a romeo and you would need to buy extra parts to put windsor heads on. For instance, your stock valve covers won't fit windsor heads. You can use heads from any car that has a 4.6 2v, just make sure it has PI parts. Lincolns, f-series trucks with a 4.6, other mustangs...etc. It won't be hard to find at all. How much money are you looking to spend?
 
F

flatbil

New Member
Mar 12, 2010
20
0
0
pennsylvania
Apr 20, 2010
#3
  • Apr 20, 2010
  • #3
dont know how much to spend, i have to take a buddy of mine to the salvage yard and i thought that would be a great time to look for some, and bye the way how will i know if they are pi heads or not, do you know the years of the other cars that have pi heads and are romeos, thanks again
 
S

SteveR

New Member
Apr 10, 2010
10
0
1
NJ
Apr 20, 2010
#4
  • Apr 20, 2010
  • #4
Crown Vic is '01+
 

Skidzz

Tinkerbell
Apr 11, 2005
328
1
19
Salt Lake City, UT
Apr 20, 2010
#5
  • Apr 20, 2010
  • #5
Well you can look at the intake manifold to tell if it's a PI motor or not. I'm at work on an iPhone right now or else I'd post pics to show the difference and I'm no good at explaining. Anyone want to chime in?
 
I

ibn_inked

New Member
Mar 22, 2010
47
0
0
Atlanta, GA
Apr 20, 2010
#6
  • Apr 20, 2010
  • #6
If you're looking at the motor on PI intake manifold, first runner goes to driver's side.

Also look at build sticker on valve cover on driver's side, It will have build date.

These aren't 100% methods as intake manifolds are easy to change and the build sticker might not still be on the driver's side valve cover, but they are down and dirty quick ways to check.

Hope that helps.
 

mrmhrm9598

Member
Apr 2, 2010
58
0
6
Apr 20, 2010
#7
  • Apr 20, 2010
  • #7
I am also looking at doing the same swap. I was wondering if one pi head is better than another and what intake I need to use?
 
N

ninjastang125

New Member
Nov 1, 2008
591
2
0
maryland
Apr 20, 2010
#8
  • Apr 20, 2010
  • #8
mrmhrm9598 said:
I am also looking at doing the same swap. I was wondering if one pi head is better than another and what intake I need to use?
Click to expand...

One is not better performance wise but easier on you because you dont have to hunt for the vavle covers. And you need a P.I intake with ALUMINUM crossover. Do not settle for a plastic crossover, IT WILL CRACK.
 

mrmhrm9598

Member
Apr 2, 2010
58
0
6
Apr 20, 2010
#9
  • Apr 20, 2010
  • #9
So to use any of the P.I. heads we have to swap the intake?
 
I

ibn_inked

New Member
Mar 22, 2010
47
0
0
Atlanta, GA
Apr 21, 2010
#10
  • Apr 21, 2010
  • #10
A PI intake should be used with a PI head/cam swap. The plastic OE PI intake manifold from Ford flows just fine and will hold up just fine for N/A motors or motors with all the usual bolt-ons. Summit has OE PI intake manifolds for around $150 new, but they can be purchased cheaply online as take off parts, or from a reputable salvage yard.

I would however recommend upgrading to one of the aluminum 2V intake manifolds if you should decide to boost the car or put it on the bottle, as the plastic intake manifolds tend to expire under such duress.

PI intake swap kits, that include the majority of what you would need to get the swap done correctly, can be found online for $1100-1400.

One could also buy a complete PI motor and have one motor swapped for another. There are plenty of PI motors out there for sale rather cheap.
 

Skidzz

Tinkerbell
Apr 11, 2005
328
1
19
Salt Lake City, UT
Apr 21, 2010
#11
  • Apr 21, 2010
  • #11
ibn_inked said:
One could also buy a complete PI motor and have one motor swapped for another. There are plenty of PI motors out there for sale rather cheap.
Click to expand...

In all honesty, if I could do it again, that's what I would do. Reason being that doing a PI swap on a Non-PI engine bumps your compression up so that you have to run premium and you can't really supercharge it safely without forging the motor. You should seriously consider going that route.
 
F

flatbil

New Member
Mar 12, 2010
20
0
0
pennsylvania
Apr 23, 2010
#12
  • Apr 23, 2010
  • #12
thanks everyone for the help,sorry my computer has been down for awhile.
 
I

ibn_inked

New Member
Mar 22, 2010
47
0
0
Atlanta, GA
Apr 23, 2010
#13
  • Apr 23, 2010
  • #13
No Problem
 
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