1970 BUICK GS 455 Master Cylinders & Boosters

Brake Master Cylinder, Hydraulic Upgrade, 1.000 in. Bore, Dual Bowl Design, Aluminum, Chrome, Side Mount Flat Top Master Cylinder, Kit

Part Number: LEB-FC1013HK

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Estimated Ship Date: Apr 15, 2026 if ordered today

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

Part Number: LEB-2N6B2

5.0 out of 5 stars ( 1 )

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

Part Number: LEB-1K

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

Part Number: LEB-1E

5.0 out of 5 stars ( 3 )

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7 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-1K1A1

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Estimated Ship Date: Apr 16, 2026 if ordered today

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9 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-1E181

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7 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1K105

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-1M1A3

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Master Cylinder and Brake Booster, 1.00 in. Bore Size, Dual Bowl, 11.00 in. Diameter, Buick, Chevy, Oldsmobile

Part Number: TFF-2127NB-2

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

Part Number: LEB-FC1009HK

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Estimated Ship Date: Apr 15, 2026 if ordered today

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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 )

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1M105

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Brake Booster Mounting Brackets, Steel, Zinc Plated, Each

Part Number: LEB-AFX6472

5.0 out of 5 stars ( 2 )

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

Part Number: LEB-2F6B4

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Master Cylinder Booster Combo, Natural/Zinc, 1.125 in. Bore, 11 in., Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: TFF-2127NB

4.33 out of 5 stars ( 6 )

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Power Brake Booster, 11 in. Diameter, Yellow Powdercoated, Single Diaphram, Each

Part Number: TFF-2227NBYELLOW

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Estimated Ship Date: Jun 4, 2026 if ordered today

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-1M1A1

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Estimated Ship Date: Apr 15, 2026 if ordered today

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9 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-2FBB4

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7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2LB

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Master Cylinder Gasket, Buick, Chevy, Pontiac, Each

Part Number: RNB-42070

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Brake Master Cylinder, Hydraulic Upgrade, 1.000 in. Bore, Dual Bowl Design, Aluminum, Chrome, Flat Top, Adjustable Proportioning Valve, Kit

Part Number: LEB-FC1015HK

5.0 out of 5 stars ( 1 )

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Power Brake Booster, 11 in. Diameter, Red Powdercoated, Single Diaphram, Each

Part Number: TFF-2227NBRED

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Estimated Ship Date: Jun 4, 2026 if ordered today

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8 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2NB05

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1M1F7

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Master Cylinder Booster Combo, Chrome, 1.00 in. Bore, 11.0 in., Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: TFF-2127NA-2

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Estimated Ship Date: Jun 4, 2026 if ordered today

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