1978 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

TCI Racing Overhaul Kits 228600

TCI Racing Overhaul Kits 228600

Automatic Transmission Rebuild Kit, Racing, Chevy, TH400, Kit

Part Number: TCI-228600

Not Yet Reviewed

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Yukon Gear & Axle 12 Bolt Chrysler 9.25 Inch Differential Cover YP C1-C9.25

Differential Cover, 12-bolt, Steel, Chrome, Chrysler 9.25 in., Each

Part Number: YGA-32001

3.0 out of 5 stars ( 4 )

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Summit Racing™ Input Shafts SUM-700322

Input Shaft, Steel, Stock Spline, Stock Replacement, GM TH250C/TH-350C, Each

Part Number: SUM-700322

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Standard Motor Neutral and Backup Safety Switches NS-54

Switch - Neutral/Backup

Part Number: SMP-NS54

Not Yet Reviewed

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TCI Replacement Steel Transmission Pans 518011

Transmission Pan, Stock, Steel, Chrome, Case Fill, Ford, C-4, Each

Part Number: TCI-518011

2.6 out of 5 stars ( 5 )

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TCI Racing Overhaul Kits 128700

Kit Racing Overhaul 72-Later AMC/Chrysler 727

Part Number: TCI-128700

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Richmond Gear EXCel Mini Spools XL-5135

Mini Spool, MINI SPOOL GM 10 BOLT 8.2"

Part Number: RMG-XL-5135

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

ATP 164-Tooth Flexplate Z-127

Flexplate, 164-tooth, Steel, Internal Balance, Ford, Lincoln, Mercury, Each

Part Number: ATP-Z127

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Crown Automotive Driveshaft Yokes J0935685

Driveshaft Yoke, 26-spline Inner, Steel, 3.000 in. Overall Length, Spicer 1310 U-joint Style, Each

Part Number: CWA-J0935685

Not Yet Reviewed

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Yukon Gear & Axle U-Joints YUJ795

Yukon Mechanics 3R Lifetime Series U/Joint. 2.556" span ring span, 1.125" cap diameter. Inside snap ring.

Part Number: YGA-42020

5.0 out of 5 stars ( 1 )

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DRP Performance Premium Low Drag Bearing Kits 007 105812BR

Wheel Bearings, Premium Low Drag, Steel Roller Bearing, Bearing Races, Front, Rear, Kit

Part Number: DPR-007105812BR

Not Yet Reviewed

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PRW Black Label Special Edition Flexplates 2044070

FLEXPLATE, BLACK LABEL SPECIAL EDITION, SFI, MOPAR/CHRYSLER SB & BB, 10" or 11 1/8" Converter, 6 bolt crank, Int Bal

Part Number: PQX-2044070

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Dana Spicer Drivetrain Products - U-Joints for 1977-1997 LAND CRUISER, 1996-1997 LX450, 2004-2007 SEQUOIA - 5-3221X

Universal Joint Greaseable Toyota Series; 1977 and up Land Cruiser

Part Number: SDH-5-3221X

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

TransGo Performance Shift Kits 33-1

Shift Kit, Performance, Ford, FMX,, Kit

Part Number: TRG-33-1

Not Yet Reviewed

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Crown Automotive Axle Bearings J8130510

Axle Bearing, Outer, Rear, Seals, Retaining Ring and Retainer, AMC Model 20, Dana 44, Kit

Part Number: CWA-J8130510

5.0 out of 5 stars ( 1 )

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TCI Valve Body Performance Improver Transmission Upgrade Kits 122500

Transmission Upgrade Kit, Shift Improver, Chrysler, Dodge, Plymouth, Torqueflite 727, Each

Part Number: TCI-122500

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TCI PRO-X TH400 Center Support Rings 223603

PRO-X TH400 CENTER SUPPORT RING

Part Number: TCI-223603

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Pioneer 164-Tooth Flexplate FRA-201

FLYWHEEL ASSM.

Part Number: PIO-FRA-201

Not Yet Reviewed

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Yukon Gear & Axle Bearings for 1973-1980 SCOUT II - AK F-I01

Axle Bearing, Seal, Outer, One Side Only, Front, Dana 44, International, Kit

Part Number: YGA-10029

Not Yet Reviewed

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Yukon Gear & Axle Mighty Axle Seals YMSG1035

Yukon Full Float Rear Wheel Seal for GM14T & 11.5" 2010 & Down

Part Number: YGA-30917

Not Yet Reviewed

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Motive Gear Ring Gear Spacers 085050

Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each

Part Number: MGR-085050

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

USA Standard Gear Manual Transmission Bearing Kits ZMBK115

Transmission Bearing and Seal, Saginaw-3/Saginaw-4 Transmission Bearing/Seal Kit Buick/Chevy/GMC/Oldsmobile/Pontiac Cars/Trucks/SUVs

Part Number: SPZ-76455

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

TCI Valve Body Performance Improver Transmission Upgrade Kits 226000

Transmission Upgrade Kit, Valve Body Performance Improver, GM, TH400, Kit

Part Number: TCI-226000

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

B&M Shift Improver Kits 20260

4.75 out of 5 stars ( 16 )

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Spicer Drivetrain Products End Yokes 2-4-6111X

End Yoke 1330 Series

Part Number: SDH-2-4-6111X

Not Yet Reviewed

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Pioneer 160-Tooth Flexplate FRA-101

FLYWHEEL ASSM.

Part Number: PIO-FRA101

Not Yet Reviewed

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