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- Accessories
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sleeve Genuine Porsche part 96410621132
• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.
Before purchasing thoroughly check part to confirm compatibility.
- We are unable to provide fitting details for this product at this time. Please contact us for further information.
Painted aluminized steel.

Fits:
Porsche 964 C2 / C4 / RS 1989-94 (not Turbo)
Click 'Zoom in' for large parts diagram.
Diagram ref no 1.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410628308
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Painted aluminized steel.
Fits:
Porsche 964 C2 / C4 / RS 1989-94 (not Turbo)
Diagram ref no 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410622903
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Engine Cover Right (Tinware) - Painted aluminized steel.
Maintain the efficiency and integrity of your Porsche 964
air-cooled engine with this OE Match Engine Cover Right (Tinware).
Designed to OE specifications, this engine compartment panel forms part of the
carefully engineered cooling system used on Porsche 964 models, helping to
direct airflow correctly around the engine and prevent the recirculation of hot
air.
Fits:
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
Diagram ref No 2
Often referred to as engine tinware, these panels are essential components of the Porsche air-cooled engine design. While they may appear to be simple metal covers, they play a critical role in maintaining proper engine temperatures, protecting engine components and ensuring efficient cooling performance.
This OE Match replacement provides the correct fit, profile and durability required for engine repairs, restoration projects and concours-quality rebuilds.
What Does the Engine Cover Right (Tinware) Do?
The right-hand engine cover forms part of the engine cooling and airflow management system.
Its primary functions include:
- Directing cooling air through the engine
- Separating hot and cold airflow zones
- Preventing heat recirculation
- Supporting efficient engine cooling
- Protecting engine components
- Helping maintain correct operating temperatures
- Completing the factory engine bay assembly
Porsche's air-cooled engines rely heavily on correctly fitted tinware to maintain cooling efficiency and engine longevity.
Why Does Engine Tinware Fail?
Although manufactured from durable steel, engine tinware is exposed to harsh operating conditions throughout its life.
Common causes of deterioration include:
- Corrosion
- Moisture exposure
- Engine bay heat cycles
- Road contamination
- Accident damage
- Incorrect engine work
- Previous modifications
- Age-related wear
In some cases, panels are removed during engine repairs and become damaged, bent or misplaced during reassembly.
Symptoms of Damaged or Missing Engine Tinware
Common signs include:
- Missing engine panels
- Bent or distorted tinware
- Corrosion or rust damage
- Poor engine bay appearance
- Incomplete engine restorations
- Increased engine compartment temperatures
- Cooling airflow inefficiencies
- Visible gaps within the engine shrouding system
Even small gaps can affect airflow management and reduce cooling effectiveness.
When Should Engine Tinware Be Replaced?
Replacement is recommended when:
- Corrosion is present
- Panels are bent or damaged
- Restoring a Porsche 964 engine bay
- Completing an engine rebuild
- Replacing missing tinware
- Correcting previous repairs
- Improving engine cooling performance
- Carrying out concours restoration work
Many Porsche specialists replace damaged tinware during engine-out servicing and restoration projects.
Why Replacement Matters
Properly fitted engine tinware is essential for preserving the performance and longevity of an air-cooled Porsche engine.
Benefits include:
- Improved cooling airflow management
- Reduced risk of heat recirculation
- Enhanced engine protection
- Improved engine bay appearance
- Correct factory fitment
- Better restoration quality
- Increased vehicle value Long-term reliability
For Porsche 964 owners, maintaining the complete engine tinware system is a vital part of preserving factory cooling performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410628309
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
Fits:
Porsche 964 C2 Tiptronic 1990-94
Porsche 993 C2 Tiptronic 1995-98
Diagram ref no 15.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410626731
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 993 (911) C2 1994-97
Fits:
Porsche 964 C2 Tiptronic 1989 - 1994
Porsche 993 C2 / C4 Tiptronic 1994 - 1995
Diagram ref no 16.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410626831
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
Painted aluminized steel.
Fits:
Porsche 964 C2 / C4 / RS 1989-94 (not Turbo)
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410628901
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Fits:
Porsche 911/930 All 1965-89
We have redesigned our alternator straps for a sleeker look and simpler install. On most older 911's, the cadmium-plated alternator housing strap looks worse for the wear - the plating has become dull or corroded. The factory alternator housing strap can't be replaced without removing the ignition distributor, which necessitates resetting the engine's timing. Rennline's new alternator housing strap solves both problems: the brushed stainless steel perforated strap can be left as is or painted the color of your choice, and its unique 3 piece design makes installation easy to accomplish without touching the distributor. Comes with stainless steel hardware.
Note: Pictures may not show actual product.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
M03
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)
Painted aluminized steel.

Fits:
Porsche 964 C2 / C4 / RS 1989-94 (not Turbo)
Cars with power steering (M657).
Click 'Zoom in' for large parts diagram.
Diagram ref no 3.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410628310
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Genuine Porsche Original Equipment (OE) alternator fan / impeller housing strap. It is a factory-engineered mounting bracket that secures the alternator cooling fan (or impeller housing) to the engine, ensuring proper alignment, stability, and airflow within the cooling and charging subsystem of classic Porsche air-cooled engines.
Fit:
Porsche 911 1965 - 1989
Porsche 911 (930) Turbo 1975 - 1989
Porsche 964 Turbo 3.3L / Turbo 3.6L 1991 - 1994
Porsche 914-6 1970 - 1976
Diagram ref no 2
The alternator fan / impeller housing strap holds the fan assembly in correct alignment with the engine’s accessory drive system. By securing the fan housing, it ensures proper belt tension, efficient cooling airflow, reliable alternator operation, and accurate interaction with other engine accessories. Its structural role helps minimize vibration, reduces belt misalignment, and contributes to consistent engine cooling performance.
Function:
Installed in the engine bay between the alternator fan housing and a fixed mounting point on the engine block or accessory bracket, this OE strap:
• Provides rigid support for the alternator cooling fan assembly
• Maintains precise belt alignment for the fan pulley and accessory drive
• Helps resist engine vibration and torque loads
• Contributes to efficient engine cooling airflow.
An original fan strap that is bent, corroded, or fatigued can cause belt misalignment, fan wobble, excessive vibration, or premature wear on pulleys and accessories. Because the alternator cooling fan plays a vital role in air-cooled engine temperature control and charging system reliability, a secure and correctly aligned fan assembly is essential. Replacing a damaged or worn strap with a Genuine Porsche OE part ensures factory-correct support, preserves cooling efficiency, and helps prevent secondary failures in belts, bearings, or adjacent components.
When to replace:
• When the original strap is bent, cracked, or corroded
• After alternator or cooling fan service
• If the fan belt shows uneven wear or misalignment
• During engine restoration or reassembly
• If vibration/noise from the cooling fan area indicates movement
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410625120
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)
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 914 (1970-1976)