1980 PONTIAC FIREBIRD Transmission & Drivetrain

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-456A

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, 3.42:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24157

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885410

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Tuesday 9/2/2025

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Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, TH350, TH400, Each

Part Number: LOK-TD350400FM36

4.79 out of 5 stars ( 38 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24160

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Torque Converter, Tork Master, 2,800-3,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20402

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

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Shifter Installation Kit, Competition Plus, Borg Warner Super T-10, Code 454, Chevy, Pontiac, Kit

Part Number: HUU-3738609

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

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Transmission Pan, Stock, Aluminum, EDP Coated Black, GM TH350, Each

Part Number: MRG-9795BMRG

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Shifter Installation Kit, Street Super Shifter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: HUU-3738616

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gears and Differential Combo, GM 8.5 in., 3.73:1, 30-spline Pinion, 28-spline Axle, Rear, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12628

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Throwout Bearing, Buick, Chevy, GMC, Oldsmobile, Pontiac, L6, V6, V8, Each

Part Number: CTF-N1716

4.83 out of 5 stars ( 46 )

Estimated Ship Date: Tuesday 9/2/2025

Differential Carrier, Positraction, Nodular Iron, GM 7.5/7.6 in., 26 Spline, 3.23 Up Ratio, Each

Part Number: SUM-730958

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tuesday 9/2/2025

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U-Joint, Light Duty, Spicer SPL25/S44 Type, Each

Part Number: SDH-5-795X

4.76 out of 5 stars ( 17 )

Estimated Ship Date: Tuesday 9/2/2025

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, Chevy, 8.5 in.,Pair

Part Number: MSR-A102803

4.77 out of 5 stars ( 22 )

Estimated Ship Date: Tuesday 9/2/2025

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Manual Shifter, Competition, Plus, Borg Warner T-10/Muncie, M-21, Chevy, Pontiac, Each

Part Number: HUU-3918791

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Torque Converter, Nitrous Holeshot, 3,500-3,800 rpm Stall Range, 30-spline, THM350/THM400, Each

Part Number: BMM-20485

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Automatic Shifter, Quicksilver, Chevy, Pontiac, Each

Part Number: BMM-80688

4.19 out of 5 stars ( 21 )

Estimated Ship Date: Tuesday 9/2/2025

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Manual Shifter, Indy 3-Speed, GM/Ford/Mopar, Each

Part Number: HUU-5010002

4.19 out of 5 stars ( 21 )

Estimated Ship Date: Tuesday 9/2/2025

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Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GF341TWAB

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, Chevy, Pontiac, Kit

Part Number: CTF-DF271675

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Manual Transmission Bellhousing, 621, New, Aluminum, Natural, Blue Bird, Buick, Cadillac, Checker, Chevy, GMC, Jeep, Olds, Pontiac, Workhorse, Each

Part Number: IST-BHG-00104A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Clutch Kits, Street 450 Clutch Conversion Kits, 1.125 in. - 10-spline, Single Organic Disc, 10.500 in. Diameter, Buick, Chevy, Olds, Pontiac, Kit

Part Number: HAY-91-1002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Installation Kit, Rear, GM 8.5 in., 10-Bolt, GM, Kit

Part Number: ETN-K-GM8-5SR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gears, EXCel, 4.10:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: RMG-GM85410

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

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