D & L Transmission 
or to order 1-631-351-4837
.
Borg Warner Transmission ID and Ratio Guide
.
Series
Gear Ratio
1st, 2nd, 3rd, 4th
Spline 
Input
Groove 
Input
Output 
Spline
T-10 Close Ratio
T-10 Close Ratio
T-10 Wide Ratio
T-10 Wide Ratio
T-10 Close Ratio
(HI Nickle)

ST-10
ST-10
ST-10
ST-10
57-62    2.20, 1.66, 1.31, 1.00
62-65    2.20, 1.64, 1.31, 1.00
61-62    2.54, 1.92, 1.51, 1.00
62-65    2.54, 1.89, 1.51, 1.00
64-65    2.20, 1.64, 1.31, 1.00
 

74-95    2.43, 1.61, 1.23, 1.00
74-95    2.64, 1.75, 1.33, 1.00
74-95    2.88, 1.91, 1.33, 1.00
74-95    3.42, 2.28, 1.46, 1.00
10
10
10
10
10
 

26
26
26
26
none
none
1
1
3
 

2
3
4 or 5
6
16
16
16
16
27
 

32
32
32
32

All Borg Warners carry assembly data code
(example: WA1923, W = Warner trans., A = January, 19 = day of month, 2 = production year, 3 = shift 1,2,3).
No I's used in transmission assembly or casting codes.


Borg Warner 
Parts List
Four Speed Transmission-
Exploded View
.