BUICK 3.7L/225 Transmission & Drivetrain

Bellhousing, Manual, Cast Aluminum, Natural, GM 621, Chevy, SBC, BBC, Each

Part Number: MCL-8520

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

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Transmission Pan, Stock, Aluminum, EDP Coated Black, GM TH400, Each

Part Number: MRG-9796BMRG

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

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Transmission Bearing and Seal, Muncie-4 Transmission Bearing/Seal Kit w/Synchro Rings Buick/Chevy/Oldsmobile/Pontiac/Bizzarrini Cars

Part Number: SPZ-72143

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888342

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

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Flywheel, Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: LUK-LFW131

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/4/2025

Transmission Pan, Stock, Aluminum, Polished, TH400, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: MRG-9796PMRG

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

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Throwout Bearing, 1.375 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-104

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/4/2025

Clutch Disc, Street, 200 Series, 1 1/8 in.- 10-Spline, 10.50 in. Disc, Each

Part Number: RAM-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 29.625 in. Length, Each

Part Number: MGR-MG1010

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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Throwout Bearing, 1.375 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-101

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Gear, Ring and Pinion, 3.08:1 Ratio, GM 8.2 in., Set

Part Number: RNB-697-805

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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Automatic Transmission Pan, Stock, Aluminum, Polished, GM, TH400, Each

Part Number: TCI-228010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

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Bellhousing, Manual, Cast Aluminum, Natural, GM 621, Chevy, SBC, BBC, Kit

Part Number: MCL-8520K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L

Part Number: MGR-GM12BI

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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Transmission Overflow Tank, Pro-X, Aluminum, Black, 1 qt. Capacity, GM TH400, Each

Part Number: TCI-228005

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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Clutch Kits, Stock Replacement, 10-spline, 10.563 in. Diameter Organic Disc, Pressure Plate, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: LUK-04-003

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

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Torque Converters, Reman., OEM Style, 1.875 in. Slotted Hub, 3 Pad Mount, 13.00 in. Dia., Stock Stall, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: CCV-TQBU2

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Core Charge $75.00
• Drop Ship
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• Special Order

Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK131A

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

Manual Transmission Rebuild Kit, Muncie HD Four Speed, Includes Syncro Rings, 26-Spline, 1 in. Countershaft, Muncie M-21, M-22, Kit

Part Number: SPZ-74207

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Clutch Disc, Organic, 1 1/8 in.- 10-Spline, 10.5 in. Disc, AMC, Chevy, GM, Jeep, Dodge, Each

Part Number: RAM-301M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

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Transmission Bearing and Seal, Saginaw-3/Saginaw-4 Transmission Bearing/Seal Kit Buick/Chevy/GMC/Oldsmobile/Pontiac Cars/Trucks/SUVs

Part Number: SPZ-76455

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

• Free Shipping

Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK115AWS

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

• Drop Ship
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Transmission Bearing and Seal, Muncie-4 Transmission Bearing/Seal Kit Buick/Chevy/Oldsmobile/Pontiac/Bizzarrini Cars

Part Number: SPZ-72073

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

• Drop Ship
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• Special Order

Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK116HD

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Gear Kit

Part Number: RMG-XL-4058

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order