1966 Master Cylinders & Boosters

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

Part Number: LEB-6JF94

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Master Cylinder and Booster, Aluminum/Steel, Chrome, 8 in. Booster, Chevy, Kit

Part Number: RSD-J84315672

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Friday 1/2/2026

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Brake Master Cylinders, Dual Bowl Design, 1.000 in. Bore Size, Cast Iron, without Power Brakes and Has Deep Piston, Buick, Chevy, Olds, Pontiac, Each

Part Number: TSB-0401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

Master Cylinder, Compact, Aluminum, Chrome, Four Hole Mount, 1.125 in. Bore, 1.100 in. Stroke, 1/2 in.-20 Outlet, Proportioning Valve, Mopar, Kit

Part Number: WIL-261-17799-P

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Estimated Ship Date: Friday 1/2/2026

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Brake Master Cylinder, Tandem, 0.875 in. Bore Size, Aluminum, Black Anodized, Ford, Each

Part Number: WIL-260-12900-BK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Compact, Aluminum, Black E-Coat, 1.120 in. Bore, with Pushrod, Proportioning Valve, Fluid Tubes, Left Hand Bracket, Mustang, Kit

Part Number: WIL-261-15545-BK

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Brake Master Cylinder, 1.125 in. Bore, Dual Bowl Design, Aluminum, Chrome, GM Style Master Cylinder with Flat Top, Each

Part Number: LEB-MC006

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Master Cylinder Pushrod, Manual to Ford, 3/8-24 in. Thread, Each

Part Number: WIL-330-12898

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Friday 1/2/2026

Master Cylinder, Booster, Proportioning Valve, 7 in. Booster, 1.00 in. Bore, Black, Disc/Disc, Ford, Kit

Part Number: RSD-Z64660572

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

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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-E63F7

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Estimated Ship Date: Friday 1/2/2026

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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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Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Compact, Aluminum, Black E-Coat, 0.938 in. Bore, with Pushrod, Mustang, Each

Part Number: WIL-260-15521-BK

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Estimated Ship Date: Friday 1/2/2026

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Brake Master Cylinder, Tandem Compact, Aluminum, Black E-Coat, 0.938 in. Bore, 1.100 in. Stroke, Two Mounting Holes, Chevrolet, Each

Part Number: WIL-260-16521-BK

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Estimated Ship Date: Friday 1/2/2026

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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-5H471

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Estimated Ship Date: Friday 1/2/2026

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Brake Master Cylinder, 4-Wheel Drum, Manual Dual-Bowl Master Cylinder Upgrade, 1.00 in. Bore, Cast Iron, Natural, Reservoir, Edsel, Ford, Mercury, Kit

Part Number: LEB-FC0045HK

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Power Brake Booster, 8 in. Diameter, Steel, Gold Cadmium, Disc/Drum, Disc/Disc, Chevy, GMC, Each

Part Number: CLP-6366BB24-8

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Estimated Ship Date: Friday 1/2/2026

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve,Disc/Drum, 4 Wheel Disc, Kit

Part Number: LEB-FC0050HK

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Estimated Ship Date: Friday 1/2/2026

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

Part Number: RSD-DBMC56B

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Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Cast Iron, Chrome, Deep Pocket, Chevy, Each

Part Number: RSD-DBMC05C

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: LEB-FC0007HK

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Brake Usage, 1.000 in. Bore, Dual Bowl, Reservoir, Iron, Natural, Includes Proportioning Valve and Line Kit, Ford, Mercury, Kit

Part Number: RSD-ZMU6473

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Estimated Ship Date: Friday 1/2/2026

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Master Cylinder, Compact, Aluminum, Chrome, 4 Hole Mount, 15/16 in. Bore, 1.10 in. Stroke, 1/2 in.-20 Outlet, Proportioning Valve, Pushrod, Mopar, Kit

Part Number: WIL-261-17796-P

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Estimated Ship Date: Friday 1/2/2026

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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

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

Part Number: LEB-E8

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: OER-PB1088A

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Estimated Ship Date: Friday 1/2/2026