1966 Master Cylinder and Brake Booster Assemblies

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

Part Number: LEB-3Q1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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

Part Number: LEB-5H8

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Master Cylinder and Brake Booster Assembly, Dual Bowl Design, 7.00 in. Booster Diameter, Proportioning Valve Not Included, Dodge, Plymouth, Kit

Part Number: TSB-A28145

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Master Cylinder and Brake Booster Assembly, 1.125 in. Bore, 8.00 in. Booster Diameter, Chevy, Pontiac, Kit

Part Number: RSD-J813151

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Master Cylinder Booster Combo, Natural, 1.125 in. Bore, 9.0 in. Diameter Booster, Chevy, Kit

Part Number: TFF-2133NB

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

Part Number: LEB-6J8

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

Part Number: LEB-PBKT2003-1

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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-1E181

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Estimated Ship Date: Feb 9, 2026 if ordered today

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CHROME BOOST MASTER COMBO

Part Number: RSD-J800115

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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63-66 GM & GMC C/K Truck, Master Cylinder & 9" Chrome Booster Combination Kit (Disc/Drum)

Part Number: RSD-J96310971

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Estimated Ship Date: Jan 21, 2026 if ordered today

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63-66 GM & GMC C/K Truck, Master Cylinder & 9" Chrome Booster Combination Kit (Disc/Disc)

Part Number: RSD-J96310572

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 63-66 GM & GMC C/K Truck, Master Cylinder & 9" Booster Combination Kit (Disc/Disc)

Part Number: RSD-G96310572

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 63-66 GM & GMC C/K Truck, Master Cylinder & 9" Slimline Booster Combination Kit (Disc/Disc)

Part Number: RSD-G96320572

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 1963-66 GM & GMC C/K Truck, Black Hydraulic Brake Assist Upper Assembly Kit Disc/Disc

Part Number: RSD-BHB635672

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 1963-66 GM & GMC C/K Truck, Black Hydraulic Brake Assist Upper Assembly Kit Disc/Drum

Part Number: RSD-BHB635171

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Master Cylinder and Brake Booster Assembly, 1.125 in. Bore, Chrome, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: RSD-J91215171

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Master Cylinder and Booster, 9 in. Booster, Single Diaphragm, 1 in. Bore, Chrome, Disc/Disc, Kit

Part Number: RSD-J91215672

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, Cast Iron/Steel, Natural/Cadmium Plated, Chevy, Kit

Part Number: RSD-G942109

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Booster / master cylinder / valve combo with lines and mounting brackets Disc / Disc

Part Number: RSD-G94020572

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Booster / master cylinder / valve combo with lines and mounting brackets Disc / Drum

Part Number: RSD-G94020971

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Master Cylinder and Brake Booster Assembly, 1.125 in. Bore, 9.000 in. Booster Diameter, Chevy, Kit

Part Number: RSD-J94215171

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Master Cylinder, Aluminum, Chrome, 1.000 in. Bore, 9.000 in. Booster, Chevy, Kit

Part Number: RSD-J94215672

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 63-66 GM & GMC C/K Truck, Master Cylinder & 8" Booster Combination Kit (Disc/Disc)

Part Number: RSD-G86310572

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, 63-66 GM & GMC C/K Truck, Master Cylinder & 8" Booster Combination Kit (Disc/Drum)

Part Number: RSD-G86310971

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Brake Booster/Master Cylinder, Cast Iron, Natural, 1.125 in. Bore, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: TSB-A28141

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Estimated Ship Date: Jan 26, 2026 if ordered today

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