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

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1990 foxbody 5.0 fuel system.

Replies: 8

Views: 359

Nov 28, 2025

Mustang5L5

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Engine 1988 Foxbody - Overheating Summer

Replies: 10

Views: 501

Nov 28, 2025

Mustang5L5

Engine Looking for this part

Replies: 10

Views: 271

Nov 27, 2025

limp

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Resolved No run or idle

Replies: 14

Views: 454

Nov 25, 2025

DadLife0724

Electrical 1986 Mustang GT Multifunction Switch Question

Replies: 11

Views: 422

Nov 22, 2025

Willybill32

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Engine Why won't the motor start if I have spark and fuel

Replies: 3

Views: 396

Nov 20, 2025

AeroCoupe

X

Engine Brackets for Gt40 heads with ac and ps?

Replies: 9

Views: 361

Nov 16, 2025

limp

N

Paint and Body Key Lock Cylinders and Tumblers

Replies: 9

Views: 239

Nov 15, 2025

Lockguy1967

L

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Paint and Body Anyone know where to find the replacement /fix for this trim part on the GT vert?

Replies: 2

Views: 158

Nov 14, 2025

gvanginkel403

G

Brakes Sealant for passenger side brake line fitting? (Weatherhead 7828)

Replies: 3

Views: 248

Nov 12, 2025

dan50

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Fuel ‘88 GT Runs Rich Cold — Fixes Itself When I Unplug Sensors (ECT, MAF, O2, etc.)

Replies: 12

Views: 747

Nov 9, 2025

Mustang5L5

S

Engine Stalls when downshifting/coasting

Replies: 11

Views: 656

Nov 6, 2025

Mustang5L5

B

Engine Cold start problems due to sensor? But which one, no parts cannons!

2

Replies: 30

Views: 5K

Nov 6, 2025

AeroCoupe

W

1993 LX 5.0 dies after ignition parts replacement

Warhorse85
Aug 16, 2025

5 6 7

Replies: 122

Views: 3K

Nov 4, 2025

General karthief

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Drivetrain Where to place jackstands when servicing rear diff

Replies: 10

Views: 389

Nov 2, 2025

limp

2

Running very very rich

Replies: 4

Views: 314

Oct 31, 2025

Noobz347

Engine Surging idle on start-up

Replies: 16

Views: 812

Oct 31, 2025

keel

S

Locked

Drivetrain Adjustable clutch cable questions

Replies: 6

Views: 397

Oct 31, 2025

Noobz347

S

Progress Thread [Parts] Foxbody 5.0: 3D printer / STL models

Replies: 18

Views: 8K

Oct 30, 2025

Vulpes5.0

8

Electrical Crank-no start ... no spark ... no injector pulse, was it something I did? (redux)

Replies: 2

Views: 517

Oct 29, 2025

85gtCOBRA

8

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