Master Cylinders & Brake Boosters

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

Part Number: LEB-4L6B2

1.0 out of 5 stars ( 1 )

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Master Cylinder, Compact, Aluminum, Black E-Coat, 1.000 in. Bore, with Pushrod, Proportioning Valve, Fluid Tubes, Left Hand Bracket, Mustang, Kit

Part Number: WIL-261-15544-BK

3.0 out of 5 stars ( 2 )

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Master Cylinder, Aluminum, Black Powdercoated, 1.125 in. Bore, Dual Bowl, Universal, Adjustable Valve, Kit

Part Number: SUM-760113

3.29 out of 5 stars ( 7 )

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Brake Booster with Master Cylinder, Natural/Cadmium Plated, 11 in. Diameter, Chevy, Oldsmobile, Pontiac, Kit

Part Number: RSD-G10030572

4.54 out of 5 stars ( 28 )

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

Part Number: LEB-034

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Master Cylinder and Brake Booster Assemblies, 1 in. Bore, 9 in. Brake Booster, Chrome, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-760241

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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-PBKT1050

5.0 out of 5 stars ( 2 )

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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-E83F7

5.0 out of 5 stars ( 1 )

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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-FC0002HK

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

Part Number: LEB-PBKT1084

5.0 out of 5 stars ( 1 )

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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-1E1A1

5.0 out of 5 stars ( 1 )

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Master Cylinder and Brake Booster Assembly, 11 in. Booster Diameter, Buick, Chevy, Oldsmobile, Kit

Part Number: CLP-7887B-MC

5.0 out of 5 stars ( 5 )

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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-PBKT1009

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Master Cylinder, Compact, Aluminum, Black E-Coat, 0.938 in. Bore, with Pushrod, Proportioning Valve, Fluid Tubes, Left Hand Bracket, Mustang, Kit

Part Number: WIL-261-15523-BK

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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-3M1A1

5.0 out of 5 stars ( 1 )

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

Part Number: LEB-FC0018HK

3.75 out of 5 stars ( 4 )

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Master Cylinder and Booster Assemblies, Black Booster, 11 in. with Aluminum Master Cylinder, 1.125 Bore, Proportioning Valve, Chevy, GMC, Kit

Part Number: CLP-S0102

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Master Cylinder, Angled Reservoirs, Aluminum, Black, 1.125 in. Bore, with Proportioning Valve, Fluid Tubes, Kit

Part Number: WIL-261-16963-BK

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Brake Booster, 8 in., Zinc, Chevy/GMC, 1967-72 Truck, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Kit

Part Number: SUM-760303

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9 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2F6

5.0 out of 5 stars ( 4 )

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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-E81F7

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

Part Number: RSD-J81315672

4.13 out of 5 stars ( 16 )

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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-A9FB2

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Combo, Wilwood, Master Cylinder, 0.875 in. Bore, 1.430 in. Stroke, Pedal, Floor Mount, 6:1 Ratio, Kit

Part Number: CMB-14-0009

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

Part Number: LEB-PBKT1052

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Estimated Ship Date: Apr 17, 2026 if ordered today

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