- Chevy Transmission Codes
- Chevy Transmission Pan Torque Specs
- Chevy Transmission 4x4
- Chevy Transmission Fluid
- Used Chevy Transmissions For Sale
Dimension 'C' is the distance from the bellhousing to the center of the transmission mounting pad. Note: The mounting pad is usually a part of the extension housing, but the graphic shows it on the maine case. this means that dimension 'C' is usually longer than dimension 'B'.
Powerglide (bellhousing pattern - Chevrolet, Fit-all)
Chevy Transmission Codes
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
Short shaft | 25 23/64' | 644,1 mm | 16 5/16' | 414,3 mm | 20 9/16' | 522,3 mm | 3 3/4' | 95,3 mm | 19' | 482,6 mm |
Shorty | 17 15/16' | 439,7 mm | 16 5/16' | 414,3 mm | 20 9/16' | 522,3 mm | N/A | N/A | 19' | 482,6 mm |
Long shaft | 27 9/16' | 700 mm | 16 5/16' | 414,3 mm | 20 9/16' | 522,3 mm | 3 3/4' | 95,3 mm | 19' | 482,6 mm |
TH350 (bellhousing pattern - Chevrolet, BOP, Fit-all)
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- Transmissions come in two basic types, Automatic and Manual: Automatic TH350. Best transmission choice, hands down. The Turbo Hydra-matic 350 was first used in 1969 model cars. It was developed jointly by Buick and Chevrolet to replace the two-speed Super Turbine 300 and aluminum case Powerglide transmissions.
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- Automatic transmissions Early models. The GM Hydra-Matic was a success and installed in the majority of GM models by 1950. Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone.
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Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
6' tailshaft | 27 11/16' | 703,3 mm | 21 5/8' | 549,3 mm | 20 3/8' | 517,5 mm | 3 3/4' | 95,3 mm | 19 1/8' | 485,8 mm |
9' tailshaft | 30 11/16' | 779,5 mm | 21 5/8' | 549,3 mm | 20 3/8' | 517,5 mm | 3 3/4' | 95,3 mm | 19 1/8' | 485,8 mm |
12' tailshaft | 33 27/32' | 859,6 mm | 21 5/8' | 549,3 mm | 20 3/8' | 517,5 mm | 3 3/4' | 95,3 mm | 19 1/8' | 485,8 mm |
TH400 (bellhousing pattern - Chevrolet, BOP)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
4' tailshaft | 28 3/8' | 720,7 mm | 24 5/16' | 617,5 mm | 26 15/16' | 684,2 mm | 4 1/4' | 108 mm | 20' | 508 mm |
9' tailshaft | 33 27/32' | 859,6 mm | 24 5/16' | 617,5 mm | 27 15/16' | 709,6 mm | 4 1/4' | 108 mm | 20' | 508 mm |
13' tailshaft | 37 7/8' | 962,0 mm | 24 5/16' | 617,5 mm | 27 21/32' | 702,5 mm | 1 3/4' | 44,5 mm | 20' | 508 mm |
TH200-4R (bellhousing pattern - BOP, Fit-all)
Style | A | B | C | D | E | ||||
---|---|---|---|---|---|---|---|---|---|
All | 27 11/16' | 703,3 mm | integral tailhousing | 27' | 685,8 mm | 3 3/4' | 95,3 mm | 19 1/8' | 485,8 mm |
TH700-R4 /4L60 (bellhousing pattern - Chevrolet)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
All except Corvette | 30 3/4' | 781,1 mm | 23 3/8' | 593,7 mm | 22 1/2' | 571,5 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
Corvette (1982-1992) | 29 7/8' | 759 mm | 23 3/8' | 593,7 mm | 22 1/2' | 571,5 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
With Th350 6' tailshaft | 29 1/2' | 749,3 mm | 23 3/8' | 593,7 mm | 22 1/2' | 571,5 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
* See note | 30 1/2' | 774,7 mm | 23 3/8' | 593,7 mm | 28' | 711,2 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
* An extension housing p/n 8673406 (old p/n 24214689) is available for the TH700R4/4L60 transmission that moves the rear transmission mount to the same position as a TH400 (short-style 4' tail) or TH200-4R transmission. This 7-3/8' long extension housing can eliminate transmission crossmember modifications when replacing a TH400 or TH200-4R transmission with a 4L60 assembly.
4L60E (bellhousing pattern - Chevrolet/removable)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
All 1993-'95 exept Corvette | 30 3/4' | 781,1 mm | 23 3/8' | 593,7 mm | 22 1/2' | 571,5 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
Corvette, 1993-'95 | 29 7/8' | 759 mm | 23 3/8' | 593,7 mm | 22 1/2' | 571,5 mm | 3 3/4' | 95,3 mm | 20' | 508 mm |
Corvette (transaxle) 1996-up | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
All 1996-up exept Corvette and LS1 | 30 3/4' | 781,1 mm | 21 3/4' | 552,5 mm | 23 3/16' | 589 mm | 3 3/4' | 95,3 mm | 18 1/4' | 463,6 mm |
4L60E / 4L65E (w/ removable bellhousing) All LS1 Type
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
LS1, 1998-up | 31 5/32' | 791,4 mm | 21 3/4' | 552,5 mm | 23 19/32' | 599,3 mm | 3 3/4' | 95,3 mm | 18 1/4' | 463,6 mm |
4L80E 1991-Later (bellhousing pattern - Chevrolet)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
std. duty 2WD | 32 11/16' | 830,3 mm | 26' | 660,4 mm | 30 3/8' | 771,5 mm | 4 1/4' | 108 mm | 20' | 508 mm |
heavy duty 2WD | 31 15/16' | 811,2 mm | 26' | 660,4 mm | 30 3/8' | 771,5 mm | 4 1/4' | 108 mm | 20' | 508 mm |
heavy duty long | 33' | 838,2 mm | 26' | 660,4 mm | 30 3/8' | 771,5 mm | 4 1/4' | 108 mm | 20' | 508 mm |
4WD | 29' | 736,6 mm | 26' | 660,4 mm | 30 3/8' | 771,5 mm | N/A | N/A | 20' | 508 mm |
6L80E 2006-Later (w/ removable bellhousing)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
29 1/4' | 742,95 mm | 25 3/4' | 654,05 mm |
6L90E 2006-Later (w/ removable bellhousing)
Style | A | B | C | D | E | |||||
---|---|---|---|---|---|---|---|---|---|---|
30 1/2' | 774,7 mm | 27 1/2' | 698,5 mm |
Splines (output shaft) Pan Bolts (number of)
Type | Output Splines | Pan Bolts |
---|---|---|
Alu. Powerglide (up to -63) | 16 splines | 14 pcs |
Alu. Powerglide (from -64) | 27 splines | 14 pcs |
TH350 | 27 splines | 13 pcs |
TH400 | 32 splines | 13 pcs |
TH200-4R | 27 splines | 16 pcs |
TH700-R4, 4L60, 4L60E | 27 splines | 16 pcs |
4L80E | 32 splines | 17 pcs |
6L80E | 31 splines | 18 pcs |
6L90E | 36 splines | 18 pcs |
Chevrolet Transmission Ratios
Chevy Transmission Pan Torque Specs
Transmission Ratios | 1st to 2nd Ratio Drop | 1st Gear | 2nd Gear | 3rd Gear | 4th Gear OD |
---|---|---|---|---|---|
Turbo 350 | 1.00 | 2.52 | 1.52 | 1.00 | N/A |
Turbo 400 | 1.00 | 2.48 | 1.48 | 1.00 | N/A |
200-4R | 1.17 | 2.74 | 1.57 | 1.00 | 0.67 |
700R4 / 4L60E with PATC close ratio gear set. Low geared 1st with 11,72% less 1st to 2nd RPM drop than the wide ratio gear set. This is the same ratio as a 4R70W transmission. | 1.28 | 2.84 | 1.56 | 1.00 | 0.70 |
700R4 | 1.43 | 3.06 | 1.63 | 1.00 | 0.70 |
4L80E | 1.00 | 2.48 | 1.48 | 1.00 | 0.75 |
Transmission Ratios | 1st to 2nd Ratio Drop | 1st Gear | 2nd Gear | 3rd Gear | 4th Gear | 5th Gear | 6th Gear |
---|---|---|---|---|---|---|---|
6L80E / 6L90E | N/A | 4.030 | 2.360 | 1.530 | 1.150 | 0.850 | 0.670 |
Chevy Transmission 4x4
Transmission Fluid Capacity (see also capacity of fluid in the converter here)
Chevy Transmission Fluid
Transmission (stock pan) | Number of Qts/L |
---|---|
Powerglide, TH350 (without converter) | 4 qts / 3,8 L |
TH400, TH200-4R, TH700-R4, 4L60, 4L60E (without converter) | 6 qts / 5,7 L |
4L80E (without converter) | 7,7 qts / 7,3 L |
6L80E Fluid capacity with 258 mm converter | 10,3 qts / 9,7 L |
6L80E Fluid capacity with 300 mm converter | 12,6 qts / 11,9 L |
6L90E Fluid capacity with 300 mm converter | 13,8 qts / 13 L |