OLDSMOBILE Master Cylinders & Boosters

Master Cylinder, Cast Iron, 1.125 in. Bore, Dual Bowl, Each

Part Number: SUM-760177

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Friday 1/2/2026

Master Cylinder, 1.125 in. Bore, Chevy, GMC, Dodge, International, Plymouth, Each

Part Number: DHB-M80568

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

Master Cylinder, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-18M198

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

• $20 Summit Bucks

Mounting Brackets, Brake Booster, Steel, Black, Angled, GM, A/F-Body, Pair

Part Number: SUM-760132-BLK

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Friday 1/2/2026

Brake Master Cylinder, 1958-74 GM Car/Trucks Black Master Cylinder W/Dual Reservoir W/Deep Pockets, 1" Bore

Part Number: RSD-DBMC56B

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder, Aluminum/Steel, Chrome, 8 in. Booster, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: RSD-J81315171

3.81 out of 5 stars ( 16 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Brake Booster, GM Delco Style, Vacuum Single Diaphragm, Steel, Gold, 11.00 in. Diameter, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: OER-PB1088A

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

MASTER CYLINDER/BOOSTER KIT

Part Number: CLP-6474BB24-9

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder, Cast Iron, Natural, Dual Bleeders, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: RSD-DBMC11

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder, Deep Pocket, Dual Bowl Design, 1.125 in. Bore, Aluminum, Chrome, Buick, Chevy, Pontiac, Each

Part Number: RSD-DBMC51C

3.3 out of 5 stars ( 10 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Brake Booster, Power Brake, Vacuum Dual Diaphragm, 8 in. Diameter, Steel, Chrome, Each

Part Number: LEB-2N

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder, Dual Bowl Design, 1.125 in. Bore, Cast Iron, Natural, Buick, Chevy, Pontiac, Each

Part Number: RSD-DBMC19

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Power Brake Booster, Gold, 9 in. Delco Style Booster, with Stamp

Part Number: RSD-RPB9016

3.92 out of 5 stars ( 12 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Brake Booster, Vacuum Single Diaphragm, Steel, Gold, 9.00 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: RSD-PB9002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Brake Booster, Power Brake, Vacuum Dual Diaphragm, 7 in. Diameter, Steel, Zinc, Each

Part Number: LEB-1K

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder, Replacement, Buick, Chevy, GMC, Oldsmobile, Pontiac, GMC, Jeep, Each

Part Number: DHB-M40000

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

Mounting Brackets, Brake Booster, Angled, GM, A/F-Body, Pair

Part Number: SUM-760132

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

Master Cylinder, 1.00 in. Bore, Chevy, Pontiac, Oldsmobile, Each

Part Number: DHB-M21000

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Friday 1/2/2026

Brake Booster, Power Brake, Vacuum Single Diaphragm, 9 in. Diameter, Steel, Zinc, Each

Part Number: LEB-1E

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Master Cylinder and Brake Booster Assembly, 1 in. Bore, 9 in. Booster Diameter, Kit

Part Number: RSD-G91020572

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

Brake Booster, Vacuum Single Diaphragm, Steel, Cadmium Plated, 11 in. Diameter, Delco Moraine, Chevy, Oldsmobile, Pontiac, Each

Part Number: OPG-CH25895

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

1967-74 GM A/F/X-Body, Hydraulic Brake Assist & Master Cylinder Combination Kit

Part Number: RSD-GHB010971

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Brake Master Cylinder, Element3, Each

Part Number: AGB-MC36306

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Brake Master Cylinder, Hydraulic Upgrade, Manual, 1.000 in. Bore, Dual Bowl Design, Cast Iron, Natural, Reservoir with Disc/Drum Valve, Kit

Part Number: LEB-FC1001HK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping

7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-2L6B2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 1/2/2026

• Free Shipping