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

swap helpV8

  • Thread starter Thread starter SMOKEDYA
  • Start date Start date Sep 1, 2011

SMOKEDYA

20+ Year Stangneter
Jul 13, 2003
3,637
8
79
Tucson AZ
Sep 1, 2011
#1
  • Sep 1, 2011
  • #1
I'm thinking of picking up a 84 6cylinder coupe.I have my old 89 V8 harness ECM ECT.....Do i just need to swap that stuff or do i need to use the dash harness as well?Basically what all would i need to take off my 89 to make all my 89 stuff work in the 84?peace







john
 

ID89GT

10 Year Member
May 26, 2008
1,659
18
49
Spokane Valley, WA
Sep 1, 2011
#2
  • Sep 1, 2011
  • #2
Body harness will be different. Will need new fuel lines as well
 

Repostyle

Member
Jun 11, 2005
538
0
16
Portland, OR
Sep 1, 2011
#3
  • Sep 1, 2011
  • #3
I would keep it a v6, you don't see very many anymore. I think they only made about 1000 of them and I'm pretty sure 84 was the last year they put it in the fox body cars. Might be worth more in the future not to change it.
 
You must log in or register to reply here.

Similar threads

F
Electrical Foxbody wiring harness 2.3 to v8 swap
  • Foxbodyjake
  • Mar 23, 2026
  • Fox 5.0 Mustang Tech
  • 2
Replies
24
Views
591
Fox 5.0 Mustang Tech Apr 13, 2026
Foxbodyjake
F
H
Drivetrain 6R80 to t56 swap
  • Holymoses
  • Apr 25, 2026
  • Fox 5.0 Mustang Tech
Replies
4
Views
159
Fox 5.0 Mustang Tech Apr 25, 2026
AeroCoupe
1
Electrical Headlight harness trouble
  • 1985fox
  • Apr 14, 2026
  • Fox 5.0 Mustang Tech
Replies
7
Views
177
Fox 5.0 Mustang Tech Apr 17, 2026
AeroCoupe
Electrical Ron Francis Headlight / Alternator Harness
  • dan50
  • Apr 30, 2026
  • Fox 5.0 Mustang Tech
Replies
0
Views
178
Fox 5.0 Mustang Tech Apr 30, 2026
dan50
O
Suspension Extremely Quick / Light Steering
  • Okie
  • Oct 21, 2025
  • Fox 5.0 Mustang Tech
Replies
3
Views
165
Fox 5.0 Mustang Tech Oct 22, 2025
AeroCoupe
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?