1966 Master Cylinders & Boosters

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

Part Number: LEB-E6

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Pedal Assemblies, Brake, Black, 9 in. Brake Booster Diameter, Steel, Ford, Kit

Part Number: MGS-PB-5

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Power Brake Booster Adapter, Brake Booster Bracket for 1963-66 GM Trucks and Suburban

Part Number: RSD-BBK063

Not Yet Reviewed

Estimated Ship Date: Today

Brake Master Cylinder Repair Kits, Professional, Stock Bore Size, AMC, Buick, Cadillac, Chevy, GMC, International, Jeep, Oldsmobile, Pontiac, Kit

Part Number: ADO-18G1228

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Master Cylinder and Brake Booster Assembly, 0.938 in. Bore, 8.00 in. Booster Diameter, Chrome, Dodge, Kit

Part Number: RSD-J80011501

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: LEB-G9F05

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Brake Master Cylinders, Premium, Cast Iron Reservoir, AM General, AMC, Jeep, Each

Part Number: CEB-130-63010

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Brake Master Cylinder

Part Number: DHB-M4572

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

• Special Order

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

Part Number: LEB-4T6B4

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WIL-261-15544-P

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Free Shipping
• Special Order

Master Cylinder, Compact, Aluminum, Black E-Coat, 0.875 in. Bore, Proportioning Valve, with Pushrod, Fluid Tubes, Right Hand Bracket, Mustang, Kit

Part Number: WIL-261-15663-BK

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RSD-JHB635171

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WIL-261-15664-BK

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Today

• Free Shipping

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

Part Number: LEB-4F6B2

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Booster Pin, Natural, Steel, Short, Chevrolet, Each

Part Number: CLP-6474SRBSP

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: LEB-E63A3

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Brake Master Cylinder, Element3, Each

Part Number: AGB-MC34403

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

• Special Order

Master Cylinder and Brake Booster Assembly, Street Beast Hydraulic Brake Assist, Black Booster, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: CLP-6570HBK-SB

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: TSB-A28138

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Brake Master Cylinder, Professional, 1.000 in. Bore, Cast Iron, AMC, Cadillac, Chevy, Jeep, Pontiac, Each

Part Number: ADO-18M991

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

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: Today

• Free Shipping

Master Cylinder Repair Kit, Brake, 1.250 in. Bore, Chrysler, DeSoto, Dodge, Ford, Plymouth, Studebaker, Kit

Part Number: DHB-TM3613

Not Yet Reviewed

Estimated Ship Date: Today

Brake Booster, Vacuum Diaphragm Type, Steel, Cadmium Plated, 7.00 in. Diameter, Chevy, Each

Part Number: RSD-RPB7437

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Master Cylinder and Brake Booster Assembly, 1 in. Bore, 7 in. Booster Diameter, Ford, Kit

Part Number: CLP-5772BBD-7D

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping