speed density and mods - MustangForums.com

Go Back   MustangForums.com > Ford Mustang Tech > 5.0L (1979-1995) Mustang > 5.0L General Discussion
Sign in using an external account
Register Forgot Password?

5.0L General Discussion This section is for non-tech specific information pertaining to 5.0L Mustangs.

speed density and mods

Thread Tools Search this Thread
Old 01-09-2012, 05:21 PM   #1
6th Gear Member
w8less's Avatar
Join Date: Feb 2005
Vehicle: 87 piece of sh!t
Location: KY
Posts: 13,398
Default speed density and mods

What kind of mods can you do to speed density? Is it typically just the cam swaps that start messing with drivability that make people swap to mass air?
w8less is offline   Reply With Quote
Old 01-09-2012, 08:38 PM   #2
Join Date: Dec 2005
Vehicle: 94 Cobra
Location: Lil' Rhody
Posts: 22,376
Send a message via AIM to AdderMk2

anything that will change the VE of the engine will throw the SD tune out of whack. You can compensate by increasing fuel pressure, but the best option is to either tune, or MAF swap.
AdderMk2 is offline   Reply With Quote
Old 01-10-2012, 07:20 AM   #3
5th Gear Member
Tony71502's Avatar
Join Date: May 2007
Vehicle: 1991 Ford Mustang
Location: Pittsburgh
Posts: 2,459


Read that. If it doesn't open refresh the page, it will work.

A notable piece of info there is: "Speed Density can be programmed to handle more power than Mass Air. Mass Air can be programmed to be more exact that Speed Density. This exactness is what makes Mass Air more desirable."
"Research is what I'm doing when I don't know what I'm doing".
Tony71502 is offline   Reply With Quote
Old 01-10-2012, 02:05 PM   #4
6th Gear Member
w8less's Avatar
Join Date: Feb 2005
Vehicle: 87 piece of sh!t
Location: KY
Posts: 13,398

well i have a ttop car. i thought about slapping some gt40ps on it, bigger tb, 1,7s and leaving the stock cam. its a everyday driver just wanted a little more power out of it.

i didnt think it was a big deal just wanted to check
Racing is an Addiction cured only by Poverty

w8less is offline   Reply With Quote


351w, 50, 50l, air, cam, combos, density, ford, mass, mods, mustang, power, speed, swap, whats

Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off

Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
2014 Sterling Gray Track Pack GT spectreman Mustangs For Sale 2 08-28-2015 08:13 AM
Back in the market for a Mustang.. need to catch up Roush05 5.0L V8 Technical Discussions 34 08-17-2015 10:50 AM
2015 Mustang Gt Indy TheThing New Member Area 10 08-17-2015 05:51 AM
Mustang GT500 VS Z06 "In Mexico" MustangForums Editor Street/Strip 0 07-28-2015 03:11 PM

Featured Sponsors
Vendor Directory
New Sponsors
All times are GMT -5. The time now is 01:08 PM.>

© Internet Brands, Inc.

This forum is owned and operated by Internet Brands, Inc., a Delaware corporation. It is not authorized or endorsed by the Ford Motor Company and is not affiliated with the Ford Motor Company or its related companies in any way. Ford® is a registered trademark of the Ford Motor Company
Emails Backup