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VIP Weekly Fun Question for 4-21-2012
cobra3073

*
Call Me a Cab
Joined: Jul 2010
Posts: 2,904

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Region: South
Location: Memphis, TN
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#1
VIP Weekly Fun Question for 4-21-2012
SUPERSTARS!

This week's VIP Weekly Fun Question (WFQ) was submitted by goodnigh as a result of his having provided the desired response to the April 14, 2012 VIP WFQ. THANKS, Mike!

The problem for this week:

Please identify the rear axle codes (and perspective ratios) that were utilized on the 1971 - 1973 Mustangs.

The VIP Member who provides the most complete response will be declared the winner.

Good Luck!


BT
According to the reference, there were twenty (20) different codes utilized to identify the rear end ratios utilized in the production of the 1971 - 1973 Mustangs. They are:

Code 2
2.75:1 Standard Differential (1971, 1972 and 1973)

Code 3
2.79:1 Standard Differential (1971, 1972 and 1973)

Code 4
2.80:1 Standard Differential (1971 and 1972)

Code 6
3.00:1 Standard Differential (1971, 1972 and 1973)

Code 7
3.40:1 Standard Differential (1973)

Code 8
3.18:1 Standard Differential (1972)

Code 9
3.25:1 Standard Differential (1971, 1972 and 1973)

Code A
3.50:1 Standard Differential (1971, 1972and and 1973)

Code B
3.07:1 Standard Differential (1971 and 1972)

Code C
3.55:1 Standard Differential (1972)

Code G
3.55:1 Standard Differential (1973)

*Code H
3.78:1 Standard Differential (1972)

Code K
2.75:1 Locking Differential (1971, 1972 and 1973)

Code L
2.79:1 Locking Differential (1973)

Code M
2.80:1 Locking Differential (1971 and 1972)

Code O or 0
3.00:1 Locking Differential (1971, 1972 and 1973)

Code R
3.25:1 Locking Differential (1971, 1972 and 1973)

Code S
3.50:1 Locking Differential (1971, 1972 and 1973)

Code V
3.91:1 Locking Differential (1971, 1972 and 1973)

Code Y
4.11:1 Locking Differential (1971)

*Some references show H Code as a 3.82:1 Locking rear
Hyena429

Do the RIGHT thing.
04-22-2012, 12:25 AM
  Find   Reply


Comments
#2
Code 2
2.75:1 Standard Differential
Code 3
2.79:1 Standard Differential
Code 4
2.80:1 Standard Differential
Code 7
3.40:1 Standard Differential
Code 6
3.00:1 Standard Differential
Code 8
3.18:1 Standard Differential
Code 9
3.25:1 Standard Differential
Code A
3.50:1 Standard Differential
Code B
3.07:1 Standard Differential
Code G
3.55:1 Standard Differential
Code K
2.75:1 Locking Differential
Code C
3.55:1 Standard Differential
Code H
3.78:1 Standard Differential
Code K
2.75:1 Locking Differential
Code M
2.80:1 Locking Differential
Code O or 0
3.00:1 Locking Differential
Code R
3.25:1 Locking Differential
Code S
3.50:1 Locking Differential
Code V
3.91:1 Locking Differential
And i give up after finding that many..lol
  Reply
#3
Here goes:
Rear Axle

2 or K* 2.75:1

3 2.79:1
4 or M* 2.80:1
6 or O* 3.00:1
9 or R* 3.25:1
A or S* 3.50:1
B 3.07:1
G 3.55:1
H 3.82:1
V* 3.91:1
Y* 4.11:1
W 4:30:1

*locking axle
  Reply
#4
3 2.79
6 3.00
O 3L00
2 2.75
6 3.00
9 3.25
R 3L25
S 3L50
A 3.50
V 3L91
Y 4L30
L 2L79
K 2L75

[Image: 386_07_10_13_5_58_42.jpeg]
My Mustangs:
71 M-code Mach 1, Medium Blue/White Sport, 4R70W, 3L50, Factory Ram Air.
72 Q-code Mach 1, Pewter/Black Sport, 4-spd, 3L25.
65 Convertible, Britney Blue/White/White, more modified than original.
05 Convertible, Legend Lime/Tan/Tan, future classic??
  Reply
#5
Shucks, no multiple choice. I'm sunk....Huh

Doc

[Image: 6y14ea.jpg]

Project started 8-7-10
Completed: All new suspension, rebuilt 351C H Code bored .030 over with mild cam and intake, new 3.50 TracLok, custom exhaust system
Current "mini-project": interior upgrade Undecided
  Reply
#6
2, 2.75
K, 2.75 limited slip
3, 2.79
4, 2.80
M, 2.80 limited slip
6. 3.00
O, 3.00 limited slip.
7, 3.10
8, 3.18
9, 3.25
R, 3.25 limited slip
A, 3.50
S, 3.50 limited slip
F, 2.33
X, 2.33 limited slip
H, 3.78
V, 3.91 limited slip
Y, 4.11 limited slip
  Reply
#7
Sorry, I was taking a nap (seriously< please move my answer to the top spot please.

1971
Rear Axle Ratio
2 or K* 2.75:1
3 2.79:1
4 or M* 2.80:1
6 or O* 3.00:1
9 or R* 3.25:1
A or S* 3.50:1
B 3.07:1
G 3.55:1
H 3.82:1
V* 3.91:1
W* 4.30:1
Y* 4.11:1

* w/Traction Lock

1972
Rear Axle RAtio
2 or K* 2.75:1
3 2.79:1
4 or M* 2.80:1
6 or O* 3.00:1
9 or R* 3.25:1
A or S* 3.50:1
B 3.07:1
G 3.55:1
H 3.82:1
V* 3.91:1
Y* 4.11:1

* w/Traction Lock

1973
Rear Axle RAtio
2 or K* 2.75:1
3 2.79:1
6 or O* 3.00:1
7 3.40:1
9 or R* 3.25:1
A or S* 3.50:1
G 3.55:1
V* 3.91:1

* w/Traction Lock
  Reply
#8
Axle codes....got me on this one.

[Image: 11jmcuc.png]
351C Bold Manners, Brash Attitude
Favorite Teams: Michigan Wolverines and Whoever Is Playing Ohio State.

When I drive past a herd of cows, the cows MOO at me
  Reply
#9
SUPERSTARS!

To recap the question:

Please identify the rear axle codes (and perspective ratios) that were utilized on the 1971 - 1973 Mustangs.

According to the reference, there were twenty (20) different codes utilized to identify the rear end ratios utilized in the production of the 1971 - 1973 Mustangs. They are:

Code 2
2.75:1 Standard Differential (1971, 1972 and 1973)

Code 3
2.79:1 Standard Differential (1971, 1972 and 1973)

Code 4
2.80:1 Standard Differential (1971 and 1972)

Code 6
3.00:1 Standard Differential (1971, 1972 and 1973)

Code 7
3.40:1 Standard Differential (1973)

Code 8
3.18:1 Standard Differential (1972)

Code 9
3.25:1 Standard Differential (1971, 1972 and 1973)

Code A
3.50:1 Standard Differential (1971, 1972and and 1973)

Code B
3.07:1 Standard Differential (1971 and 1972)

Code C
3.55:1 Standard Differential (1972)

Code G
3.55:1 Standard Differential (1973)

*Code H
3.78:1 Standard Differential (1972)

Code K
2.75:1 Locking Differential (1971, 1972 and 1973)

Code L
2.79:1 Locking Differential (1973)

Code M
2.80:1 Locking Differential (1971 and 1972)

Code O or 0
3.00:1 Locking Differential (1971, 1972 and 1973)

Code R
3.25:1 Locking Differential (1971, 1972 and 1973)

Code S
3.50:1 Locking Differential (1971, 1972 and 1973)

Code V
3.91:1 Locking Differential (1971, 1972 and 1973)

Code Y
4.11:1 Locking Differential (1971)

*Some References shows Code H as being a locking 3.82:1 Gear

Based on the above, Hyena429 submitted the FIRST and most accurate response. As such, he is hereby declared the "Winner" for this week's VIP WFQ and also has the option to develop the WFQ for the May 5, 2012 WFQ and VIP WFQ (I will be on travel this weekend). Congratulations, Hyena 429!

Source: "Hollander Interchange Manual" and "Mustang Recognition Guide 1965 - 1973"

BT

Do the RIGHT thing.
  Reply
#10
WOW!!!!
Congrats

[Image: 2rr7aiv.png]

Just cruising along minding our own business when BAM!!! The LAWS show up.
  Reply



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