1978 PONTIAC FIREBIRD Transmission & Drivetrain

Cross Pin, GM, 10-Bolt, 8.5 in. Each

Part Number: MGR-14006401

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Estimated Ship Date: Today

Universal Joint Strap Kit, Steel, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: ADO-45U0505

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Flywheel Fasteners, 12-point, 7/16-20 in. Thread, Steel, Black, AMC, Ford, GM, Set of 6

Part Number: RNB-14557

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

CLUTCH RELEASER

Part Number: SXR-SN1716SA

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Crush Sleeve, Steel, 0.620 in. Tall, Each

Part Number: YGA-33097

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Bushing Kit, Clutch Bellcrank Pivot, GM, A-Body, B-Body, F-Body, G-Body, X-Body, C/K Pickup, Kit

Part Number: GMK-4041951587S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Chevy, GMC/Pontiac, Each

Part Number: RAM-310M

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Clutch Kit, Force 9.5 Dual Disc, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Flywheel, Chevy, Small Block, Kit

Part Number: RAM-75-2125S

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Estimated Ship Date: Nov 4, 2025 if ordered today

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U-Joint, Spicer 1350 To GM 3RL/S44/Mechanics 3/American Axle 1344 Combination, Greasable, Steel, Each

Part Number: YGA-42001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Filter, Buick, Chevy, GMC, Oldsmobile, Pontiac, TH350, Kit

Part Number: ATP-B45

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Transmission Pan, Stock, Aluminum, Polished, Buick, Chevy, GMC, Oldsmobile, Pontiac, TH350, Each

Part Number: SPE-5460

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Flywheels, Billet Aluminum, 168-tooth, 14 lbs., Internal Engine Balance, SFI 1.1, Chevy, Each

Part Number: HAY-20-130HYS

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SUPER KIT

Part Number: PIO-753026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Wheel Bearings, Tapered Roller, Steel, 1.313 in. Inside Diameter, 2.687 in. Outside Diameter, Each

Part Number: FWB-DB0669

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

Part Number: MGR-R10RSKT

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Pinion Nut, Steel, Each

Part Number: YGA-33152

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring and Pinion Gears, GM 8.5/8.6 in., 4.88:1 Ratio, 30-spline, Standard, Must Use 2.73:1 or Numerically Higher Ratio Carrier, GM 8.5/8.6 in., Set

Part Number: SVL-2023704

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

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Estimated Ship Date: Nov 10, 2025 if ordered today

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

Part Number: DPR-007105812BR

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Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16041

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Differential Cross Shaft, Steel, 0.795 in. Diameter, Each

Part Number: YGA-33401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Kit Thrust Washers GM TH350

Part Number: TCI-313600

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-922

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Clutch Kit, 450 Street, 11 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Part Number: HAY-91-1102

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Clutch Fork, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-ZA100

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today