1978 PONTIAC FIREBIRD Transmission & Drivetrain

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: Dec 1, 2025 if ordered today

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SUPER KIT

Part Number: PIO-753001

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Estimated Ship Date: Nov 6, 2025 if ordered today

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BANNER KIT

Part Number: PIO-751003

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Estimated Ship Date: Nov 6, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750004

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Estimated Ship Date: Nov 6, 2025 if ordered today

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MASTER KIT (5 RINGS)

Part Number: PIO-752004

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Estimated Ship Date: Nov 6, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750041

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Estimated Ship Date: Nov 6, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750043

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Torque Conv. Bolt Kit

Part Number: PIO-859036

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Estimated Ship Date: Nov 6, 2025 if ordered today

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AT HD FLEX PLATE

Part Number: ATP-Z460

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Gear, Ring and Pinion, 2.73:1, GM, 8.5 in., 8.6 in., Set

Part Number: SPZ-36346

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Yukon Ring & Pinion sets

Part Number: YGA-24671

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Estimated Ship Date: Nov 21, 2025 if ordered today

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8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Axle 8.2" & 8.5" GM REAR, '68-'81 PASSSHAFT, 30-1/8", 2.780" SMALL HUB, 28spl, 1 SIDE

Part Number: SPZ-11951

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Yukon 1541H alloy rear axle for 8.2" and 8.5" GM passenger

Part Number: YGA-21243

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-12050

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12629

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CLUTCH PRESSURE PLATE

Part Number: SXR-3082-654-319

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Clutch Kit, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, GM, Circle Track, Kit

Part Number: ZZZ-30042

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Clutch Kit, Organic/Carbon Composite, 1 1/8 in. Diameter Shaft, 26-Spline, 10.4 in. Diameter Disc, GM, Circle Track, Kit

Part Number: ZZZ-30043S

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Performance Mini Spool (GM 8.5 - 28 Spline)

Part Number: SDH-10015373

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Shifter Replacement Parts, Shift Plate Pattern Inset, Chevy, Pontiac, Each

Part Number: OPS-TSS68

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Shifter Replacement Parts, Shift Plate Pattern Inset, Overdrive, Chevy, Pontiac, Each

Part Number: OPS-TSS69

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Axle Assembly, Standard OE Width, Ford 9 in., Black, 1541H Steel, 31 Spline Axles, F-Body, Second Gen, for use with QA1 4-Link, Chevy, Pontiac, Kit

Part Number: QA1-R902S

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Performance Mini Spool (GM 7.5 - 26 Spine)

Part Number: SDH-10015364

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Differential Ring and Pinion; GM 7.5 - 2.73 Ratio

Part Number: SVL-10004593

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Estimated Ship Date: Nov 3, 2025 if ordered today

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