1978 PONTIAC FIREBIRD Transmission & Drivetrain

Ring Gear Spacer, GM 7.5 in. Ring Gear, Hardware Included, Each

Part Number: MGR-075050

4.06 out of 5 stars ( 17 )

Estimated Ship Date: Aug 14, 2025 if ordered today

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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 )

Estimated Ship Date: Today

CLUTCH PEDAL PUSHROD BUSHING

Part Number: OER-406172

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

CLUTCH BELLCRANK FELT SEALS,

Part Number: GMK-4041951589P

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

U-Joint Straps, Mechanics 3R Style, Differential Location, GM 7.5 in., GM 7.625 in., GM 8.5 in., Each

Part Number: YGA-41201

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 10-spline, 10.500 in. Sintered Metallic Disc Diameter, Chevy, Jeep

Part Number: HAY-92-1002

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

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Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8871

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Estimated Ship Date: Today

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: Oct 20, 2025 if ordered today

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Pinion Yoke, Bolt-On, Steel, 3RS44 Series, 30-Spline, GM 8.5, Each

Part Number: RMG-96-2520

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

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TAPERED CONE/CUP BEARING

Part Number: ADO-A2

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Estimated Ship Date: Today

Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each

Part Number: RMG-CSPGM85

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Neutral Safety Switch , Pivot, Manual Transmission, Plastic, Chevy, Pontiac, Each

Part Number: OPS-TSS49

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

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Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1030-1

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Estimated Ship Date: Aug 12, 2025 if ordered today

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FLYWHEEL SHIM .050

Part Number: PIO-FWS-28

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Tapered Roller Bearing, 0.75 in. I.D., 1.781 in. O.D., Each

Part Number: FWB-103117

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Estimated Ship Date: Today

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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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

Throwout Bearing, 1 3/8 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-201

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Differential Inner Gear Kit; GM 8.5 - 30 Spline, Open Diff

Part Number: SVL-10020478

Not Yet Reviewed

Estimated Ship Date: Aug 6, 2025 if ordered today

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Torque Converter, Nitrous Holeshot,3.400 3,800 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20482

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 11, 2025 if ordered today

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USA Standard Gear standard spider gear set for GM 8.5", 30 spline

Part Number: SPZ-39027

Not Yet Reviewed

Estimated Ship Date: Aug 12, 2025 if ordered today

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Axle Shaft, Rear, C-Clip, 1541H Alloy, 28 Spline, 30.125 in. Length, GM 8.2/8.5 in., Chevy, Each

Part Number: YGA-21244

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Crush Sleeve, Steel, 0.625 in. Tall, Each

Part Number: YGA-33110

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Estimated Ship Date: Today

Mini Spool; Differential Pinion Shim; Fits Ford 7.5 in./Ford 8.8 in./GM 8.5 in.

Part Number: RMG-16-0090-1

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Estimated Ship Date: Today

Pinion Yoke, Bolt-On, Steel, 3RS44 Series, 30-Spline, GM 8.5, Kit

Part Number: RMG-96-2520K

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