TCI Automotive Transmissions, Torque Converters & Parts

TCI Auto believes that performance is defined by results—both on the track and on the street. That’s why every TCI transmission and drivetrain component is designed,...

TCI Auto believes that performance is defined by results—both on the track and on the street. That’s why every TCI transmission and drivetrain component is designed, built, and tested by hardcore racers and street performance enthusiasts. We carry the complete line of TCI street performance, drag race, circle track, RV, and truck automatic transmissions, so you’re sure to find one that’s right for you. Plus, we have TCI torque converters, valve bodies, flywheels, flexplates, trans-brakes, harmonic dampers, transmission fluid, accessories, and a lot more. You can rely on TCI Auto products to deliver the most horsepower...

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TCI Torque Converter Bolts 745500

TCI Torque Converter Bolts 745500

Torque Converter Bolts, 7/16-20 in. x 1.00 in., Hex Head, Steel, Buick, Chevy, Oldsmobile, Pontiac, TH400, Kit

Part Number: TCI-745500

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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TCI Torque Converter Bolts 146200

Torque Converter Bolts, 7/16-20 in., Hex Head, Steel, Chrysler, Torqueflite 500, 727, 904LU, A-904, A-998, A999

Part Number: TCI-146200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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TCI Torque Converter Bolts 745501

Torque Converter Fasteners, 7/16 in.-20, Grade 8, Hex Head, Includes Nuts, 1.50 in. Length, Set of 3

Part Number: TCI-745501

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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TCI 4L60E/4L65E Bolt-Together 3,200-3,300 Stall Torque Converter 242992

Torque Converter, Bolt-Together, Lockup, Balanced, 10 in. Diameter, Chevy, 4L60E, 4L65E, Each

Part Number: TCI-242992

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

TCI Saturday Night Special 1,600-2,000 Stall Torque Converter 450700

Torque Converter, Saturday Night Special, Ford, C-4, 10.5 in. Bolt Pattern, Each

Part Number: TCI-450700

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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TCI Saturday Night Special 1,600-2,000 Stall Torque Converter 450900

Torque Converter, Saturday Night Special, Ford, C-4, 11.438 in. Bolt Pattern, Each

Part Number: TCI-450900

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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TCI 4L60 Off-Road 1,800-2,400 Stall Torque Converter 241938

Torque Converter, Off-Road, 10.0 in. Diameter, 1,800-2,400 rpm Flash Stall, 4L60E, Lockup, LS Bolt Pattern, Each

Part Number: TCI-241938

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TCI Ultimate StreetFighter 3,500-3,800 Stall Torque Converter 241003

Torque Converter, Ultimate StreetFighter, TH350/TH400, Chevy, Each

Part Number: TCI-241003

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Ultimate StreetFighter 3,500-3,800 Stall Torque Converter 241004

Torque Converter, Ultimate StreetFighter, 10 in., Chevy, TH350/TH400, Each

Part Number: TCI-241004

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TCI Ultimate StreetFighter 3,500-3,800 Stall Torque Converter 451903

Torque Converter, Ultimate Super StreetFighter, Ford, C-4, Each

Part Number: TCI-451903

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TCI Ultimate StreetFighter 3,500-3,800 Stall Torque Converter 441303

Torque Converter, Ultimate StreetFighter, 1.375 in. Pilot, Ford, C-6, Each

Part Number: TCI-441303

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

TCI PRO-X 4,000-4,800 Stall Torque Converter 251804

Torque Converter, Custom Order, Pro-X, Chevy, TH350/TH400, Each

Part Number: TCI-251804

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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TCI PRO-X 4,800-5,800 Stall Torque Converter 251800

Torque Converter, PRO-X, Chevy, TH350/TH400, Each

Part Number: TCI-251800

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Call to Order

TCI Midplate Spacer Kits 745502

Spacer Kit, Flexplate Bolt Spacer, Pilot Spacer Extension, Kit

Part Number: TCI-745502

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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TCI Breakaway 2,200-2,600 Stall Torque Converter 242938

Torque Converter, Breakaway, Chevy, 4L60E, 4L65E, Each

Part Number: TCI-242938

2.78 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Saturday Night Special 1,600-2,000 Stall Torque Converter 450600

Torque Converter, Saturday Night Special, Ford, C-4, Each

Part Number: TCI-450600

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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TCI StreetFighter 3,000-3,600 Stall Torque Converter 241000

Torque Converter, StreetFighter, Chevy, TH350/TH400, Each

Part Number: TCI-241000

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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TCI Breakaway 2,200-2,600 Stall Torque Converter 141200

Torque Converter, Breakaway, 10 in. Diameter, Chrysler, 727, 24-Spline, 2,400 Stall, Each

Part Number: TCI-141200

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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TCI Saturday Night Special 1,600-2,000 Stall Torque Converter 141500

Torque Converter, Saturday Night Special, Mopar, Torqueflite 727, Each

Part Number: TCI-141500

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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TCI Breakaway 2,400-2,600 Stall Torque Converter 240901

Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-240901

4.63 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Super StreetFighter 3,500-3,800 Stall Torque Converter 241002

Torque Converter, Super StreetFighter, Chevy, TH350/TH400, Each

Part Number: TCI-241002

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Breakaway 2,200-2,600 Stall Torque Converter 241200

Torque Converter, Breakaway, Chevy, TH350/TH400, Each

Part Number: TCI-241200

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI StreetFighter 3,000-3,600 Stall Torque Converter 241001

Torque Converter, StreetFighter, Chevy, TH350/TH400, Each

Part Number: TCI-241001

3.73 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Fast-Lap Circle Track 1,800-2,000 Stall Torque Converter 741025

Torque Converter, Fast-Lap Circle Track, Chevy, Powerglide, Each

Part Number: TCI-741025

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI StreetFighter 3,000-3,600 Stall Torque Converter 242931

Torque Converter, StreetFighter, Chevy, 4L60E, 4L65E, Each

Part Number: TCI-242931

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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