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

timing ??

  • Thread starter Thread starter sgt.scared
  • Start date Start date Aug 16, 2010

sgt.scared

Member
Feb 19, 2010
44
0
7
Aug 16, 2010
#1
  • Aug 16, 2010
  • #1
what is the factory timing set at on a 1991 5.0 ho 5 speed ? [like 4 degrees or what ??]
 

Onefine88

Previously 89SSC18
10 Year Member
Aug 3, 2006
1,422
796
154
Aug 16, 2010
#2
  • Aug 16, 2010
  • #2
Pretty sure it is 8 degrees.
 

Mustang5L5

That is…until I whipped out my Bissell
Mod Dude
Feb 18, 2001
43,368
18,114
224
Massachusetts
Aug 16, 2010
#3
  • Aug 16, 2010
  • #3
Factory timing is 10 degree BTDC

With higher octane fuel, you can run 12-14 degrees before detonation sets in.
 

madspeed

Colonel Mustard
Founding Member
Nov 29, 1999
8,913
1,332
204
a van down by the river
Aug 16, 2010
#4
  • Aug 16, 2010
  • #4
Yep, 10 BTDC
 

sgt.scared

Member
Feb 19, 2010
44
0
7
Aug 17, 2010
#5
  • Aug 17, 2010
  • #5
Thanks guys.
 
You must log in or register to reply here.

Similar threads

M
Idle problem
  • miser143
  • Oct 9, 2026
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
Replies
4
Views
185
1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk- Oct 11, 2026
CAMTWO1070
P
Fuel New Eldebrock 1406 problems 1985 GT 5.0
  • Paddyman
  • Oct 22, 2026
  • Fox 5.0 Mustang Tech
Replies
4
Views
162
Fox 5.0 Mustang Tech Nov 2, 2026
manicmechanic007
D
Engine HO cam in non HO roller block ‘93 f150
  • DanC1993f150
  • Mar 21, 2026
  • Fox 5.0 Mustang Tech
Replies
7
Views
500
Fox 5.0 Mustang Tech Mar 29, 2026
General karthief
N
Engine 86 GT no start/stall
  • nweber
  • Jul 28, 2026
  • Fox 5.0 Mustang Tech
Replies
6
Views
253
Fox 5.0 Mustang Tech Jul 29, 2026
AeroCoupe
1
Crank no start on a turbo and cammed pushrod 5.0
  • 1630stri
  • Sep 2, 2026
  • Digital Self-tuning Forum
Replies
2
Views
197
Digital Self-tuning Forum Sep 16, 2026
Qtrhrse23
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?