t5 and 4.11 diff
Feb 13, 2013 | 06:04 AM
Thread Starter
Joined: Apr 2008
Posts: 489
Likes: 1
From: Perth W.A.
t5 and 4.11 diff
Can anyone give me a idea of speed in each gear using standard t5 ratios and 4.11 final with 205/50 15s.
Is anyone running this?
Cheers
Feb 14, 2013 | 04:18 AM
Thread Starter
Joined: Apr 2008
Posts: 489
Likes: 1
From: Perth W.A.
No one?
What diffs are being run then?
Feb 14, 2013 | 05:26 AM
Joined: Apr 2005
Posts: 22,368
Likes: 32
From: Somerset
Im sure you could find a gear calculator on the web.
Standard ratio is 3.72 i believe or very near that.
Steve
Feb 14, 2013 | 07:02 AM
Joined: Jul 2008
Posts: 3,314
Likes: 47
From: East london
Lower the ratio quicker the car but lower top end, higher the ratio higher the top endso decide what you want in the car.
Feb 14, 2013 | 07:40 AM
Advanced PassionFord User
Joined: May 2003
Posts: 1,702
Likes: 13
From: South Wales
.
Ratio for each gear are
1st=2.95
2nd=1.94
3rd=1.34
4th=1
5th=0.8
Standard 2wd diff is 3.63
with 4.11 diff
@6000rpm
1st=34
2nd=52
3rd=75
4th=100
5th=125
@6500
37
56
81
109
136
@7000
40
60
87
117
146
There you go mate, theres an on line ratio/rpm/tire size speed calulator on
http://www.gearboxman.co.uk/inforatios.html
Ginger
.
Last edited by GINGExR2 T; Feb 14, 2013 at 09:56 AM .
Feb 14, 2013 | 08:22 AM
Joined: Mar 2005
Posts: 6,861
Likes: 54
From: London
I'm running a T5 with a 4.11 rear end...but the car isn;t running yet so can't tell you what it's like.
Feb 14, 2013 | 08:56 AM
Thread Starter
Joined: Apr 2008
Posts: 489
Likes: 1
From: Perth W.A.
Cheers for the info and link It might be a short for what I need.
Xrt si, im in the same boat. Time will tell
Feb 14, 2013 | 09:32 AM
Joined: Mar 2005
Posts: 6,861
Likes: 54
From: London
What axle are you using? And what size wheels? I was using a 3.77 with a T5 before and it seemed alright. That was on 15-inch wheels with a 195/50/15 tyre.
Feb 14, 2013 | 09:39 AM
Thread Starter
Joined: Apr 2008
Posts: 489
Likes: 1
From: Perth W.A.
I have one out of local falcon its a borgwarner. With 205/50 15s.
Might be ok for the hill climbs
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