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  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

4.30?

  • Thread starter Thread starter NPIGT
  • Start date Start date Aug 24, 2005
N

NPIGT

New Member
Nov 29, 2004
96
0
0
Aug 24, 2005
#1
  • Aug 24, 2005
  • #1
Are 4.30 to much for a daily driven stang? And What type of highway rpm are you at when traveling 70? Any info or input is appreciated. Thanks
 

Skidzz

Tinkerbell
Apr 11, 2005
328
1
19
Salt Lake City, UT
Aug 24, 2005
#2
  • Aug 24, 2005
  • #2
4.30s might be ok for an auto, but for a 5 speed I'd do 4.10s. No more, no less. But if you're like me, it'll take a few weeks of these guys on here pounding it into you head for you to finally decide. You're going to go with 4.10s....you just don't know it yet.....lol. Oh and by the way you are probably looking at 2500 rpms or more (probably more) at 70 mph.
 

crazynorwegian

20+ Year Stangneter
Nov 6, 2003
267
0
16
azusa, ca
Aug 24, 2005
#3
  • Aug 24, 2005
  • #3
I have 4.10's on a 5 speed, and If I could do it over again, I would have gone with 4.30's. the freeway rpm change took some getting used to, but I went from 2.73's to 4.10's and I still feel comfortable on the freeway. I did slow down a bit tho, I used to cruise on the freeway at about 85-90 with the 2.73's, now with the 4.10's I drive about 70-75. if you have a manual you'll be at about 2600rpms in 5th gear at 70mph with 4.30's.
 
S

speedytang

Founding Member
Jul 28, 1999
765
1
17
Marengo,Ohio,US
Aug 25, 2005
#4
  • Aug 25, 2005
  • #4
If you have 3.08s in the car now drive it in 4th because with 4.30s that will be close to your new 5th.
 

scalder

Member
Aug 1, 2003
375
0
16
Dallas/Plano TX
Aug 25, 2005
#5
  • Aug 25, 2005
  • #5
Having had both, I absolutely made the right decision going with the .30's!!!!!!!

DD w about 10 miles a day at hwy speeds with no problem.
 
M

Mustangl3

New Member
Dec 3, 2003
242
0
0
willow grove, pa
Aug 25, 2005
#6
  • Aug 25, 2005
  • #6
with an auto your looking at about 3000 rpm with 4.30s maybe a little less
 
R

Rocketman

New Member
Apr 20, 2004
730
0
0
SoCal
Aug 25, 2005
#7
  • Aug 25, 2005
  • #7
Mustangl3 said:
with an auto your looking at about 3000 rpm with 4.30s maybe a little less
Click to expand...

4.10's in an 03 automatic driving in OD at 70 mph. 4.30 would be a bit much unless you are really into racing and don't drive it on the streets that much.


 

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Silvergto2

Member
Jun 8, 2005
179
1
16
UTAH
Aug 25, 2005
#8
  • Aug 25, 2005
  • #8
While we are on the subject, this is kind of related, but what kind of gears would I want to install if I plan on installing a supercharger and or a bigger engine in the future? I heard that I might want to go with 3.73 gears.
 

03ghoststang

Well-Known Member
Jul 16, 2005
1,930
1
57
Los Angeles, California
Aug 25, 2005
#9
  • Aug 25, 2005
  • #9
that is what i've been told that's why i didn't go with 4.10's on my car becasue i'm going forced inducted in the near future.........that 3.73's will be more than enough for supercharged cars but i know that people will tell you other wise.............. this is my opinon only
 

Dark Knight GT

I can't get it up......ok that didn't sound right.
May 26, 2003
3,653
2
56
Ozark, Missouri
Aug 25, 2005
#10
  • Aug 25, 2005
  • #10
Uh....I have 4.30 gears and I love mine. The rpms at around 75mph is about 3k rpms. I have no trouble with daily driving. In fact, I get better gas mileage in town with them, that with the factory 3.27's.
 
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