1980 GMC TCI Auto Parts and Accessories

Direct Springs for TH400 High Gear(16)

Part Number: TCI-221600

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Automatic Transmission Direct Drum, Steel, Vaccu Melt 300 Input Shaft, Chevy, TH400, Kit

Part Number: TCI-223600

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Estimated Ship Date: Today

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Starter High Torque Big Chevy/Small Block 400 168 Tooth Only Diagonal Pattern

Part Number: TCI-356000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Frictions High Perf. Direct TH350 .098 (5 ea.)

Part Number: TCI-324000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Body Gasket, Full Manual, Reverse Pattern, Composite, TH350, Pair

Part Number: TCI-GSK321100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Book, "General Motors THM 400 Tech Tran Manual", 96 Pages, Paperback, Each

Part Number: TCI-892700

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Servo Sealing Ring, GM, TH400, Kit

Part Number: TCI-243800

Not Yet Reviewed

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Servo Sealing Rings, GM, TH350, Kit

Part Number: TCI-313800

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Transmission Overflow Tank, Pro-X, Aluminum, Black, 1 qt. Capacity, GM TH400, Each

Part Number: TCI-228005

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Automatic Transmission, Remanufactured, Reverse Shift Pattern, Manual Valve Body, Trans Brake, Chevy, TH400, Each

Part Number: TCI-212505

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Estimated Ship Date: May 27, 2026 if ordered today

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VALVE BODY GASKET

Part Number: TCI-GSK321115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

TH350 4X4 SF PACKAGE

Part Number: TCI-311600P1

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Automatic Transmission, Circlematic, Forward Shift Pattern, Full Manual Valve Body, Stock Pan, Chevy, THM350, Each

Part Number: TCI-312002

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Estimated Ship Date: May 27, 2026 if ordered today

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System High Flow Filter GM TH350

Part Number: TCI-328505

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Reference Media, TH350 Transmission Technical CD, Each

Part Number: TCI-892601

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Steel Plates Powerglide Reverse .070 (6 ea.) Kolene-Treated

Part Number: TCI-724102

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Estimated Ship Date: Today

Valve Body Gasket, Full Manual, Reverse Pattern, Fiber, TH350, Transbrake Equipped, Kit

Part Number: TCI-GSK321500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

PRO-X TH400 CENTER SUPPORT RING

Part Number: TCI-223603

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Clutch Friction Plates, 0.098 in. Friction Plate Thickness, Forward, GM, TH350, Set of 5

Part Number: TCI-324700

3.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Front Pump Drive GM TH350/400 Two Piece Neutral Balance

Part Number: TCI-162000

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Estimated Ship Date: May 27, 2026 if ordered today

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Frictions High Perf. Direct TH400 .080 (5 ea.)

Part Number: TCI-224000

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Estimated Ship Date: Today

TH350 DIR/FOR KOLENE .068 (5)

Part Number: TCI-324004

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Transmission Upgrade Kit, Trans-Scat, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: TCI-400000

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Estimated Ship Date: May 27, 2026 if ordered today

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Clutch Friction Plates, 0.060 in. Thickness, GM, TH400, Set of 5

Part Number: TCI-224510

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Estimated Ship Date: May 27, 2026 if ordered today

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TH350 DIR/FOR KOLENE .068 (1)

Part Number: TCI-324003

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Estimated Ship Date: May 27, 2026 if ordered today

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