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  • SN95 4.6L Mustang Tech

Throttle body without new aftermarket plenum?

  • Thread starter Thread starter Seraphitia102
  • Start date Start date Sep 11, 2005

Seraphitia102

will post boobie pics for a supercharger
Oct 11, 2004
737
1
16
California
Sep 11, 2005
#1
  • Sep 11, 2005
  • #1
I'm interested in getting a 75mm Accufab throttle body but I was wondering if there's any noticeable gains in power and/or sound just with the throttle body? I know this sounds kinda stupid, but I don't want to get rid of the stock plenum because I like the "Mustang" symbol on there. C&L plenums look exactly like an elbow as with most other plenums except Accufab which has their logo right on top of the plenum.
 

98stangv8

Active Member
Oct 3, 2003
1,036
0
36
fayetteville, nc
Sep 11, 2005
#2
  • Sep 11, 2005
  • #2
you won't notice any gains...spend the money elsewhere
 
K

Kilgore Trout

Fried or Broiled ?
10 Year Member
Mar 30, 2005
4,749
95
134
Sep 11, 2005
#3
  • Sep 11, 2005
  • #3
+1 for no gains

You seem to have a lot of money for mods Seriphita. Have you ever though of doing turbo or supercharger???
 

StangPro

New Member
Sep 30, 2004
441
0
0
Roseville, MI
Sep 11, 2005
#4
  • Sep 11, 2005
  • #4
Little to no gian in power, but a nice increase with the plenum.

Throttle response will improve though.
 

Venom_Nitrous

Founding Member
Aug 23, 2002
416
1
0
Spearfish, SD
Sep 11, 2005
#5
  • Sep 11, 2005
  • #5
StangPro said:
Little to no gian in power, but a nice increase with the plenum.

Throttle response will improve though.
Click to expand...
When I put on my 75 mm, I noticed a decrease in response. I got a bad bucking. The TPS and PCM are setup for 65mm. The airflow is more when you step on it but the computer doesn't know that. When I got a tune he changed the anticipated airflow measures and now it is smooth. I especially noticed it on the 2nd-3rd shift. It would buck hard like it cut out for a split second.
 

Seraphitia102

will post boobie pics for a supercharger
Oct 11, 2004
737
1
16
California
Sep 12, 2005
#6
  • Sep 12, 2005
  • #6
Kilgore Trout said:
+1 for no gains

You seem to have a lot of money for mods Seriphita. Have you ever though of doing turbo or supercharger???
Click to expand...

Well, I'm not sure if I have a lot of money, but I do spend quite a bit for my car I've thought of doing a supercharger, but my Mustang is my daily driver and I'm afraid that a supercharger might ruin my car or decrease it's life.
 
B

BLUE03GT

New Member
Jul 13, 2003
281
0
0
Sunnyvale, Ca.
Sep 13, 2005
#7
  • Sep 13, 2005
  • #7
what about just a plenum?... how much power would that add?... is the BBK piece worth a shot?... its the cheaper than accufab and c&l... ive been thinking about getting a plenum but dont know if its worth it
 

Seraphitia102

will post boobie pics for a supercharger
Oct 11, 2004
737
1
16
California
Sep 13, 2005
#8
  • Sep 13, 2005
  • #8
There was one test at like modular powerhouse I think on throttle bodies and plenums and with the stock timing, accufab plenum + 75mm accufab throttle body produced 6.Xrwhp. That was the best gain of the 4 being tested.

I think that if you're going to open your air hole a bit more with the plenum, you should get a larger throttle body to take advantage of it.
 

forpit2000gt

Founding Member
Jun 30, 2002
2,490
0
0
Columbia, SC
Sep 13, 2005
#9
  • Sep 13, 2005
  • #9
You have got to be more careful with how you word things around here. .....

If you are going for looks get the Accufab , it is at least polished. You are correct, there is not a lot of HP to gain.
You can get one of the SC that is shiny and only puts out 6-7 lbs boost or go with 9-11 and get a safe tune. You will hurt the engine, not the SC.
there is another plenum that is polished as well.
 

DropTopPony

Noob Slayer
Founding Member
Aug 13, 2002
2,570
3
48
south jersey
Sep 13, 2005
#10
  • Sep 13, 2005
  • #10
Seraphitia102 said:
I'm interested in getting a 75mm Accufab throttle body but I was wondering if there's any noticeable gains in power and/or sound just with the throttle body? I know this sounds kinda stupid, but I don't want to get rid of the stock plenum because I like the "Mustang" symbol on there. C&L plenums look exactly like an elbow as with most other plenums except Accufab which has their logo right on top of the plenum.
Click to expand...

How about a ported stock upper intake? I see them for sale alot and were popular before the aftermarket jumped in. I think hp gains were similar to C-N-L etc with an aftermarket TB and intake spacer...just a suggestion since you like the look of the stock.
 
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