1978 PONTIAC FIREBIRD Transmission & Drivetrain

Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 30, 2025 if ordered today

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Differential Inner Gear Kit; GM 7.5/7.6 - 26 Spline, Dura Grip Positraction

Part Number: SVL-10003707

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Crosspin Shaft, Steel, Each

Part Number: YGA-33404

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Installation Kit, Super Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

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Estimated Ship Date: Sep 29, 2025 if ordered today

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WASHER PIN 8.5 GM 10 BOLT

Part Number: MGR-3984818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

FLEXPLATE, BLACK LABEL SPECIAL EDITION, SFI, PONT 326-455, 166T, Neutral Balance

Part Number: PQX-2038970

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Clutch Kit, Organic, 1 1/8 in.- 26-Spline, 10.4 in. Disc, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: ZZZ-MU1675-1A

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Carrier Bearings, Standard Replacement, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: MGR-LM501349

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Wheel Bearing Seal, 2.400 in. Outside Diameter, 1.734 in. Inside Diameter, Front Inner, Each

Part Number: CEB-417-62002

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Axle Shaft Retainer

Part Number: MGR-3833322

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Wheel Seal, Front, 2.405 in. OD, 1.734 in. ID, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: LEB-OILSEAL-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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MASTER SHIM KIT GM 8.2 EARLY CAR

Part Number: MGR-GM10MCSK

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Differential Spool Bearing Kit; Fits GM 8.5 in. 10 Bolt; Incl. Bearings/Bearing Races

Part Number: RMG-29-0013-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 30, 2025 if ordered today

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Thrust Washer, Open Differential, GM 7.5 in./7.6 in., Each

Part Number: YGA-33390

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Standard Taper Bearing

Part Number: CEB-410-91002E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 8, 2025 if ordered today

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RING GEAR BOLT EACH

Part Number: MGR-PB179-2-L

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Differential Ring Gear Spacer, Ring Gear Spacer

Part Number: MGR-085050C

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Estimated Ship Date: Sep 30, 2025 if ordered today

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TH350 DIR/FOR KOLENE .068 (1)

Part Number: TCI-324003

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Thrust Washer, Open Differential, GM 8.5 in., Each

Part Number: YGA-33304

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Pinion Shaft, CROSS PIN-GM 10 BOLT 8.5" - 93

Part Number: RMG-XL-5640

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 26-spline, 11.000 in. Sintered Metallic Disc Diameter, Chevy, Pontiac

Part Number: HAY-92-1005

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Clutch Disc, Organic, 1 3/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Chevy, GMC/Pontiac, Each

Part Number: RAM-311

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Flywheel, Aluminum, 13.5 lbs., Chevy, Each

Part Number: FIZ-198681

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential Inner Gear Kit; GM 8.5 - 30 Spline, Dura Grip or Eaton Positraction

Part Number: SVL-10028814

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Estimated Ship Date: Today

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