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Gaskets & Sets

Fits:
Porsche 911 T 1970-71 ZENITH 40 Carbs TYP 911/57 and 911/67
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110894800
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 T 1970-71 ZENITH 40 Carbs TYP 911/57 and 911/67
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
Fits:
Porsche 911 1968-89
Diagram ref No 11 (LEFT) or 12 (RIGHT)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010519
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
This gasket fits between the chain housing (timing cover) and engine block on classic air-cooled and early water-cooled Porsche flat-six engines - providing a durable seal that prevents oil leakage and maintains proper engine lubrication pressure.
Fits:
Porsche 911 1968 - 1989
Diagram Ref No 6
The chain housing gasket creates a precision seal between the engine’s chain housing (the cover that encloses the timing chain/sprocket area) and the crankcase. Its purpose is to:
• Prevent oil leaks: Stops engine oil from escaping the chain cover interface
• Maintain lubrication integrity: Keeps crankcase and timing drive properly pressurized
• Protect internal components: Prevents contaminants from entering the chain area
• Support engine performance: Helps preserve correct oil levels and engine efficiency
Chain housings surround critical timing and rotating components. Any oil leakage at this interface can lead to reduced lubrication, contamination of moving parts, sump oil loss, and ultimately engine damage. A proper gasket ensures sealing integrity at engine temperatures and vibration levels encountered during normal and spirited driving. Choosing a genuine Porsche OE gasket means aligning with Porsche’s original engineering intent, preventing premature failure and unnecessary rework.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010519306
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
OE Match Chain Housing Gasket for Porsche 911 air-cooled engines - direct-fit sealing gasket designed to prevent oil leaks and maintain timing chain housing integrity.
Fits:
Porsche 911 1968 - 1989
Diagram Ref No 6
Air-cooled Porsche 911 engines rely on precise camshaft timing controlled by timing chains housed within sealed chain housings. The chain housing gasket forms the critical sealing layer between the chain housing cover and the engine case.
Over time, original gaskets can harden, compress, or deteriorate due to:
• Heat cycling
• Oil exposure
• Age-related material fatigue
• Engine rebuild or disassembly
A compromised gasket can lead to oil leaks around the chain housing area - a common issue on classic 911 engines.
This OE Match gasket is manufactured to match original Porsche thickness, material composition, and cut profile. It ensures correct sealing when installing or resealing the chain housing cover during engine rebuilds, cam timing work, or oil leak repairs.
Designed for direct replacement, it installs without modification and provides factory-correct fitment and sealing performance.
Oil leaks from the chain housing area are common on ageing air-cooled engines. A degraded gasket can allow oil seepage, leading to engine bay mess, oil loss, and potential contamination of surrounding components. Replacing the gasket during service or rebuild ensures proper sealing and helps maintain engine reliability.
Replace the chain housing gasket when:
• Performing camshaft or timing chain service
• Resealing engine due to oil leaks
• During engine rebuild
• Removing chain housing cover for maintenance
• Oil seepage is visible around the chain housing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010519306
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)

Fits:
Porsche 911 (1965-1969)
Porsche 912 (1965-1969)
Click 'Zoom in ' for large parts diagram.
Diagram ref no 5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110519304
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 (1965-1969)
Porsche 912 (1965-1969)
Click 'Zoom in ' for large parts diagram.
Diagram ref no 5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110519304
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
All Porsche 911 1965-77 (including Turbo)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090705
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1975-1977 3.0L Turbo (930)

Fits:
Porsche 911 2.2/2.4L with Mechanical Inj 70-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090500
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 2.2/2.4L with mechanical injection 70-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090500
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 2.2L/2.4L with Zenith Carb 1970-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090300
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 2.2L/2.4L with Zenith Carb 1970-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090300
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 2.2L/2.4L with Zenith Carb 1970-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090300
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 Carrera 2.7L 1972-73
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090700
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
with valve stem seals,
with crankshaft seal

Fits:
Porsche 911T 2.4cc 08.1971 - 12.1973 Coupe / Targa
USA / Canada version
Engine codes: 911.51 / 911.61 / 911.91 / 911.96
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090100
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 CARRERA 2.7L 1973-76
K-JETRONIC
Cylinder Head: 911/83
BHP: 209 / 211
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110090503
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Engine Gaskets & Gasket Sets – Precision Sealing for Porsche Engines
Engine gaskets are vital components that ensure your Porsche’s engine operates efficiently and leak-free. Positioned between key engine surfaces such as the cylinder head, intake manifold, and oil pan, gaskets maintain a perfect seal against high temperatures, pressures, and fluids.
At Design911, we offer a comprehensive range of engine gaskets, seals, and complete gasket kits for Porsche models of every generation. Each gasket is crafted from high-quality composite, metal, or elastomer materials to withstand the extreme conditions of high-performance engines — ensuring optimal sealing, reduced oil and coolant leaks, and consistent compression.
Whether you’re rebuilding a classic 911 flat-six or servicing a modern turbocharged Porsche engine, our manufacturer-quality gaskets and complete kits guarantee reliability, performance, and peace of mind.
What Do Engine Gaskets and Gasket Sets Do?
Gaskets play a critical role in ensuring that various engine systems — combustion, lubrication, and cooling — remain properly sealed.
Core Functions:
- Prevent
leaks of oil, coolant, air, and combustion gases.
- Maintain
compression between the engine block and cylinder head.
- Ensure
efficient combustion and proper engine pressure balance.
- Protect internal components from cross-contamination of fluids.
A properly sealed engine not only improves performance and efficiency but also prevents costly long-term damage.
Why Do Gaskets Fail?
Despite their durability, gaskets naturally degrade over time due to extreme heat cycles, pressure variations, and material fatigue.
Common Causes of Gasket Failure Include:
- Overheating,
causing warping or breakdown of the gasket material.
- Improper
installation or torqueing during assembly.
- Aging
materials that harden or crack with use.
- Chemical
degradation from oil or coolant exposure.
- Uneven pressure or engine vibration, leading to micro-leaks.
Typical symptoms of gasket failure include oil or coolant leaks, reduced compression, overheating, or visible residue at gasket joints.
Why Replace with Precision-Engineered Gaskets and Kits?
Replacing worn or leaking gaskets is essential to maintain proper engine compression, prevent contamination, and restore overall reliability. Our direct-fit gasket sets and kits are designed to meet or exceed Porsche engineering standards, providing complete sealing solutions for rebuilds and maintenance.
Key Benefits:
- Restores proper sealing and compression integrity.
- Prevents oil and coolant leaks for cleaner performance.
- Enhances efficiency and reliability under load.
- Manufactured from high-grade, heat- and pressure-resistant materials.
- Available
as individual gaskets or complete kits for full rebuilds.
- Direct-fit compatibility for a wide range of Porsche models.
Our gasket sets are ideal for engine rebuilds, overhauls, and preventive maintenance, ensuring long-term dependability and peak performance.
Highlights:
- Complete Porsche engine gasket kits and individual components.
- Precision-engineered for exact sealing performance.
- Constructed from advanced composite, metal, and elastomer materials.
- Resistant to heat, pressure, and chemical exposure.
- Suitable for classic air-cooled and modern water-cooled engines.
- Ensures leak-free operation and lasting reliability.