• Mustang Forums
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • Fox 5.0 Mustang Tech

PLZ HELP, I NEED TO KNOW ABOUT THESE GT40 HEADS

  • Thread starter Thread starter ~-Ws50's916-~
  • Start date Start date Sep 7, 2006
W

~-Ws50's916-~

New Member
Aug 5, 2006
27
0
0
I Live in West Sacramento, Soon to be Citrus Heigh
Sep 7, 2006
#1
  • Sep 7, 2006
  • #1
HELLO AND THNX FOR TAKING SOME TIME TO HELP

MY SET UP IS U PPER AND LOWER TRACK HEAT TFS WITH 1 INCH SPACER
70 MM TB
70 MMEGR
MAC HEADERS
UNDERDRIVE PULLIES
EXHAUST
CLUTCH
TRANNY
373 GEARS
NO MASS AIR

WHEN I PUT THE TFS ON, I ****ED UP SOMETHING IN THE HEAD, A GASKET OR SOMETHING I DUNNO, IT HAPPEND AT THE SAME TIME ( ID ONT KNOW HOW) LOTS OF POWER LOSS. THERS LIKE A PUMPING NOISE COMMING FROM THE HEAD.

THIS WEEKEND I WILL BE GETTING gt40 heads FROM AN EXPLORER SO I THINK ITS GT40 P. AND I WANNA PUT THOSE ON. AND TOMMORROW IM GETTING A MASS AIR KIT.

WILL I BE IN THE 13'S RANGE AT ALL?

WHAT ARE THE DIFFERENCES OF THESE HEADS AND MY STOCK HEADS?

WILL MY AIR FLOW BE ALRIGHT, BECAUSE I KNOW WITH MY SET UP, THATS TOO MUCH AIR FOR THE STOCK HEADS, WILL IT BE FINE WITH THE GT40 P HEADS?

THANKS ALOT YOU GUYS
 

2000xp8

SN Certified Technician
Aug 8, 2003
8,029
1,621
194
NJ
Sep 7, 2006
#2
  • Sep 7, 2006
  • #2
P heads have a different spark plug angle. They also require different headers most of the time.
 
You must log in or register to reply here.

Similar threads

M
Engine Unexplainable Exhaust Pop and Gurgle
  • Mrnissen122
  • Feb 14, 2026
  • Fox 5.0 Mustang Tech
Replies
12
Views
575
Fox 5.0 Mustang Tech Feb 18, 2026
Noobz347
SN95 Desktop 363 Engine Combination - Looking for input
  • WhiteCobra95
  • Sep 8, 2025
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
Replies
11
Views
1K
1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk- Oct 6, 2025
Habu135
Resolved Fixing a GT40P Valvetrain nightmare
  • foxbodyclark
  • May 21, 2025
  • Fox 5.0 Mustang Tech
Replies
7
Views
1K
Fox 5.0 Mustang Tech May 24, 2025
limp
C
Fuel pressure help
  • clayton seiders
  • Aug 31, 2024
  • 1994 - 1995 Specific Tech
Replies
12
Views
1K
1994 - 1995 Specific Tech Sep 1, 2024
clayton seiders
C
Electrical Innovate PSB-1 is DOA? Am I an idiot? All plausable. Please Help
  • Dontknowchit
  • Apr 26, 2025
  • Fox 5.0 Mustang Tech
Replies
1
Views
470
Fox 5.0 Mustang Tech Apr 26, 2025
Dontknowchit
Share:
Bluesky Email Share Link
  • Mustang Forums
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • Fox 5.0 Mustang Tech
Menu
Log in

Register

  • Forums
  • What's new
  • Media
  • Resources
  • Contact
  • Sponsor
X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?

X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?