Fox 5.0 Mustang Tech

Technical discussion related to the Fox body 5.0L Mustang.

Fox Engine Swaparoo

: 173

: 1.6K

Threads: 173

Messages: 1.6K

Speed density 302 to carb 351W

May 29, 2026
AeroCoupe

Filters

Drivetrain T56 Magnum Install '89 Fox

2

Replies: 34

Views: 13K

Feb 11, 2026

AeroCoupe

Engine Is this a good heater core?

2 3

Replies: 51

Views: 2K

Feb 11, 2026

AeroCoupe

M

Paint and Body factory paint colors

Replies: 7

Views: 360

Feb 3, 2026

85GTStangGuy

Engine Themostat

2

Replies: 21

Views: 668

Feb 1, 2026

86HO5.0

8

Engine Forged flat top pistons from 5.0 fit a 351 build?

Replies: 17

Views: 1K

Feb 1, 2026

PonyGTrider

Engine Felpro 9333 pt1 (with 8psi boost)

Replies: 18

Views: 683

Feb 1, 2026

Qtrhrse23

Q

Brakes FOX BRAKES ISSUES

2 3

Replies: 53

Views: 2K

Jan 31, 2026

Mustang5L5

Engine 1986 GT Overheating issues

Replies: 18

Views: 526

Jan 29, 2026

86 5O GT

Electrical need help with a part number

Replies: 0

Views: 130

Jan 27, 2026

alutwon

1

91 gt thinking about backhalfing

Replies: 7

Views: 879

Jan 25, 2026

AeroCoupe

D

Drivetrain car still rolling while in gear and off

Replies: 3

Views: 202

Jan 24, 2026

General karthief

3

Electrical Starter solenoid out of space?

Replies: 3

Views: 318

Jan 23, 2026

387lx

3

Drivetrain How much resistance, if any at all, is normal on a new 1st gear and synchro on a WC T5 transmission?

Replies: 2

Views: 208

Jan 22, 2026

sleep-e

L

Engine New guy heater hose question. 85 gt 4bbl.

Replies: 7

Views: 315

Jan 20, 2026

General karthief

P

Engine Mysterious coolant leak at back of engine

Replies: 1

Views: 176

Jan 19, 2026

AeroCoupe

D

Drivetrain Will a broken s spring affect traction?

Replies: 2

Views: 190

Jan 16, 2026

Mustang5L5

B

85 swap using sn95

Replies: 17

Views: 3K

Jan 16, 2026

AeroCoupe

D

Fuel Erratic Fuel Pressure 1985 GT

Replies: 16

Views: 634

Jan 16, 2026

AeroCoupe

1

Electrical 1985 mustang gt Led conversion trouble

Replies: 10

Views: 560

Jan 15, 2026

1985fox

1

Z

Electrical Radio wiring diagram for 91 fox

Replies: 8

Views: 287

Jan 12, 2026

Zeke1995

Z

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