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- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Diaphragm Diameter: 215mm
This vacuum brake booster (also known as a brake servo) is a replacement part designed to OE specifications. It restores proper brake booster operation, ensuring safe, powerful, and responsive braking.
Fits:
Porsche 911 SC 1978 - 1983
Porsche 911 Carrera 1984 - 1989
Diagram ref no 10
Location: Mounted between the brake pedal linkage / master cylinder and the firewall, inside the engine bay, it provides vacuum assist to the master cylinder.
This brake vacuum booster helps multiply your braking power, making the pedal easier to press while ensuring smooth, safe, and reliable stopping performance.
Why replacement matters:
• Over time, original boosters may develop internal leaks, diaphragm deterioration, or loss of vacuum integrity, leading to a hard brake pedal and diminished braking assistance
• A failing booster reduces braking efficiency, making stops less responsive and potentially dangerous
• Replacing ensures the correct internal design, vacuum chamber dimensions, diaphragm strength, and sealing to match the original factory part
• Avoids costly repairs or unsafe driving conditions due to degraded brake assist
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035502701
The product you are viewing cross references to these numbers
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Brake Servo Gasket – Brake Booster to Bulkhead Seal
High-quality replacement brake servo gasket
This essential sealing component is installed between the
brake booster (servo) and the vehicle bulkhead, ensuring an airtight seal
within the braking system. It plays a critical role in maintaining proper
vacuum pressure for consistent brake assistance and pedal feel.
Fits:
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Diagram ref no 13
Manufactured to OEM specifications, this gasket provides a precise fit and reliable sealing performance, making it ideal for both maintenance and restoration work.
Key Features
• Direct replacement brake servo gasket
• Fits between brake booster and bulkhead
• OEM-style fit and sealing performance
• Maintains vacuum integrity within braking system
• Durable material for long-term reliability
• Ideal for repair, servicing, or restoration
Function and Purpose
The brake servo gasket ensures a proper seal between the brake booster and bulkhead.
It helps to:
• Maintain correct vacuum pressure for brake assistance
• Prevent air leaks in the braking system
• Support consistent brake pedal feel
• Protect against contamination and moisture ingress
Why Replace Your Brake Servo Gasket
Over time, gaskets can degrade due to age, heat, and exposure.
Common issues include:
• Vacuum leaks affecting brake performance
• Hardened or cracked gasket material
• Reduced braking assistance
• Poor sealing between components
Replacing the gasket restores proper braking function and system reliability.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
477611951
The product you are viewing cross references to these numbers