Manual Transmission Gear Ratio's
Name Brand	1 st	2 nd	3 rd	4 th	5 th	6 th	Rev	Torque	Notes
Borg Warner T 5 / 83.5to84	2.95	1.94	1.34	1.00	0.73		3.15	265
Borg Warner T 5 / 85to89	3.35	1.93	1.29	1.00	0.68		3.15	265
Borg Warner T 5 / 90to93 excl Cobra	3.35	1.93	1.29	1.00	0.68		3.28	300
Borg Warner T 5 / 93to95 / Cobra	3.35	1.93	1.29	1.00	0.68		3.28	310
Borg Warner T 5 / 84 SVO	4.30	2.37	1.50	1.00	0.76
Borg Warner T 5 / 85 SVO	3.50	2.14	1.36	1.00	0.78
Borg Warner T 5 A / M-7003-A	2.95	1.94	1.34	1.00	0.63			305
Borg Warner T 5 X / M-7003-X
Borg Warner T 5 Z / M-7003-Z	2.95	1.94	1.34	1.00	0.63			330
Borg Warner T 5 Z  "93"	2.95	1.94	1.34	1.00	0.63			310
Borg Warner T 5 Z modified	3.35	1.94	1.34	1.00	0.63			310
Borg Warner T 45	3.37	1.99	1.33	1.00	0.67		3.22	375
Borg Warner T 56 93 Z 28 std.	3.36	2.07	1.35	1.00	0.80	0.62	3.28	400
Borg Warner T 56 93 Z 28 G92	2.97	2.07	1.43	1.00	0.80	0.62	3.28	400
Borg Warner T 56 94-95 Z 28	2.66	1.78	1.30	1.00	0.74	0.50	2.90	450
Borg Warner T 56 89-93 ZF	2.68	1.80	1.31	1.00	0.75	0.50	2.50	450
Borg Warner T 56 94 ZF	2.68	1.80	1.31	1.00	0.75	0.50	2.50	400
Borg Warner T 56 Aftermarket	2.97	1.94	1.35	1.00	0.84	0.62	3.28
Lenco ST 1200 5 spd low	5.06	3.38	2.25	1.50	1.00
Lenco ST 1200 5 spd high	2.44	1.95	1.56	1.25	1.00
Lenco ST 1200 6 spd low	7.59	5.06	3.38	2.25	1.50	1.00
Lenco ST 1200 6 spd high	3.05	2.44	1.95	1.56	1.25	1.00
Liberty
Muncie Close m20-m22 / 63-74 WR TL	2.78	1.64	1.28	1.00			2.27
Muncie Close m20-m22 / 63-74 T10 A	2.54	1.92	1.51	1.00			2.61
Muncie Close m20-m22 / 63-74 T10 B	2.36	1.78	1.41	1.00			2.42
Muncie Close m20-m22 / 63-74 T10 C	2.20	1.64	1.31	1.00			2.26
Muncie Close m20-m22 / 63-74 T10 D	2.54	1.89	1.51	1.00			2.61
Muncie Close m20-m22 / 63-74 T10 E	2.54	1.89	1.51	1.00			2.61
Muncie Close m20-m22 / 63-74 T10 F	2.20	1.64	1.31	1.00			2.26
Muncie Close m20-m22 / 63-74 T10 G	2.54	1.89	1.51	1.00			2.61
Muncie Close m20-m22 / 63-74 T10 H	2.73	2.04	1.50	1.00			2.80
Muncie Close m20-m22 / 63-74 T10 J	2.36	1.76	1.41	1.00			2.42
Muncie Close m20-m22 / 63-74 T10 K	2.20	1.64	1.31	1.00			2.26
Muncie Close m20-m22 / 63-74 T10 L	2.36	1.76	1.41	1.00			2.42
Muncie Close m20-m22 / 63-74 T10 M	2.36	1.62	1.20	1.00			2.42
Muncie Close m20-m22 / 63-74 T10 N	2.54	1.74	1.30	1.00			2.61
Muncie Close m20-m22 / 63-74 T10 P	2.43	1.76	1.47	1.00			2.35
Muncie Close m20-m22 / 63-74 T10 Q	2.64	2.10	1.60	1.00			2.71
Muncie Close m20-m22 / 63-74 T10 S	2.43	1.61	1.23	1.00			2.35
Muncie Close m20-m22 / 63-74 T10 T	2.64	2.10	1.46	1.00			2.71
Muncie Close m20-m22 / 63-74 T10 U	3.44	2.28	1.46	1.00			3.33
Muncie Close m20-m22 / 63-74 T10 V	2.23	1.77	1.35	1.00			2.16
Muncie Close m20-m22 / 63-74 T10 W	2.64	1.75	1.33	1.00			2.55
Muncie Close m20-m22 / 63-74 T10 X	2.64	1.61	1.23	1.00			2.55
Muncie Close m20-m22 / 63-74 T10 Y	2.88	1.74	1.33	1.00			2.78
Muncie Close m20-m22 / 63-74 T10 Z	3.42	2.28	1.46	1.00			3.51
Muncie Wide m20 / 63-65	2.56	1.91	1.48	1.00			2.63
Muncie Wide m20 / 66-74	2.52	1.88	1.46	1.00			3.11
New Process	2.66	1.91	1.30	1.00
Richmond T10 4 spd	2.43	1.61	1.23	1.00
Richmond T10 4 spd	2.64	1.75	1.34	1.00
Richmond T10 4 spd	2.64	1.60	1.23	1.00
Richmond T10 4 spd	2.88	1.91	1.33	1.00
Richmond 4 + 1 spd	3.27	2.13	1.57	1.23	1.10
Richmond 4 + 1 spd	4.06	2.13	1.57	1.23	1.10
Richmond 4 + 1 spd	4.41	2.13	1.57	1.23	1.10
Richmond 5 spd	4.41	2.22	1.57	1.23	1.00
Richmond 6 spd R.O.D.	3.27	2.13	1.57	1.23	1.00	0.76
Tremec T-56 / 6 spd	2.97	1.94	1.35	1.00	0.84	0.62		450
Tremec TR 3550	3.27	1.98	1.34	1.00	0.67			425
Tremec TR 3750 S	3.18	2.06	1.39	1.00	0.65
Tremec TR 4250	3.27				0.68			425
Tremec Cobra R / 95 / 5.8	3.27	1.98	1.34	1.00	0.68			350
Tremec TKO	3.27	1.98	1.34	1.00	0.67			525
Automatic Transmission Gear Ratio's
Name Brand	1 st	2 nd	3 rd	4 th	5 th	6 th	Rev	Torque
SROD aluminum	3.07	1.72	1.00	0.70
SROD cast iron	3.29	1.84	1.00	0.81
GM 200-R4
GM 700-R4	3.06	1.62	1.00	0.70
GM Turbo 350	2.52	1.52	1.00
GM Turbo 400 3 spd	2.48	1.48	1.00
GM Turbo 400 4 spd				1.00
GM 4L60	x	x	x	x
GM 4L80-E	2.48	1.48	1.00	0.75					J
GM 6L80	4.02	2.36	1.53	1.15	0.85	0.67	3.06	500
42RE - Jeep
545RFE - Jeep	3.00	1.67	1.50	1.00	0.75	0.67	3.00
A833	2.47	1.77	1.34	1.00
AOD	2.40	1.47	1.00	0.67
C 4	2.26	1.46	1.00
C 6	2.46	1.46	1.00
E4OD	2.72	1.53	1.00	0.71
WR AOD	2.40	1.47	1.00	0.67
WR C6	2.72	1.54	1.00
Transmission Physical Sizes and Weight
	Length	Length	Input	Output	Weight				Note
Name Brand	mm.	In.	Spline	Spline	lbs	T C
4L80-E
A833
ADD
Borg Warner T 5	77.00	31.30	10.00	28.00	75.00
Borg Warner T 5 "83"					75.00				B
Borg Warner T 5 "89"					75.00				C
Borg Warner T 5 "90"					75.00				D
Borg Warner T 5 Z  "93"									E
Borg Warner T 5 Z modified
Borg Warner T 56 Aftermarket		33.30	26.00	27.00	#####				F
Borg Warner T 56 Production	85.00	31.30	10.00	31.00	#####				G
C 4 & C 6
Doug Nash 5 spd
Doug Nash 6 spd
Lenco ST 1200 5 spd low
Muncie Close Ratio		29.30
New Process
Richmond 5 spd
Richmond 6 spd
Tremec 3550	82.60	30.73	26.00	28.00					H
Tremec TKO	82.60	30.73	26.00	31.00					L
Turbo 350
Turbo 400 3 spd
SROD Aluminum					#####
SROD Cast Iron					#####
WR AOD					#####	34.00
WR C6					#####	30.00
C 4					#####
C 6					#####	30.00
Notes & Comments
A. Length is Spline Tip to Rear of housing
B. First year out  -  18 degree's
C. Updates to gears & synchros
D. Beefed up to 300 ft. lbs.
E. M-7003-Z Cobra spec
F. Longer input, univ spdo, T5 plate
G. spec bell housing & clutch
H. Regular
I. Uses LT1 clutch
J. Electronic Control
K. When changing Bell Housings, be sure to dial indicate the pins for alignment!
Transmission Speedometer Gear Ratio Information
Speedometer Gear Part Number	Gear	Rear		Tire			10.00
	Teeth	Ratio		Size			miles=
GM # 3860347	24.00	4:11	P275R60-15				7.20
	21.00	4:11	F 70 series				8.65
GM #3987917	17.00	4:11	P275R60-15				10.01