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- Porsche 356A 1955-59
- Porsche 356B 1959-63
Engine Lid Ventilation Grille (Engine Lid Grille) – Coupe
Restore the original appearance and cooling efficiency of
your classic Porsche with this OE Match Engine Lid Ventilation Grille for the
Porsche 356 A and 356 B T5 Coupe. Manufactured to replicate the
original factory specification, this direct replacement provides the correct fit, finish and appearance for
high-quality restoration projects.
Fits:
- Porsche 356A 1955-59 Coupe
- Porsche 356B 1959-63 Coupe
Diagram ref no 32
Mounted in the engine lid, the ventilation grille allows a continuous flow of cooling air into the engine compartment, helping the air-cooled flat-four engine maintain stable operating temperatures while preserving the iconic styling of the Porsche 356.
Whether you're carrying out a concours restoration or replacing a damaged original component, this OE Match grille delivers factory-style quality and authentic appearance.
What Does the Engine Lid Ventilation Grille Do?
The engine lid ventilation grille is an essential part of the Porsche 356's air-cooled engine cooling system.
Its primary functions include:
- Allowing fresh air to enter the engine compartment.
- Supplying cooling air to the engine cooling fan.
- Helping maintain correct engine operating temperatures.
- Preventing large debris from entering the engine bay.
- Preserving the original factory appearance of the rear engine lid.
As the Porsche 356 relies entirely on air cooling, unrestricted airflow through the engine lid grille is vital for reliable engine performance.
Why Does the Engine Lid Grille Fail?
After many decades, original engine lid grilles often suffer from wear and deterioration caused by exposure to the elements.
Common causes of damage include:
- Corrosion from moisture and road contamination.
- Impact damage from tools or objects placed on the engine lid.
- Bent or distorted grille slats.
- Surface pitting and deterioration of the finish.
- Damage during previous restoration work.
- Poor-quality repairs or incorrect replacement parts.
A damaged grille can reduce airflow, detract from the vehicle's appearance and diminish the originality of a restoration.
When Should It Be Replaced?
Replacement is recommended when:
- The grille is bent, cracked or distorted.
- Corrosion has affected the structure or finish.
- The original grille is missing.
- Completing a concours or factory-correct restoration.
- Refinishing or replacing the engine lid.
- Restoring proper engine compartment appearance and airflow.
Replacing a damaged ventilation grille helps ensure your Porsche 356 retains both its authentic appearance and the cooling airflow required by its air-cooled engine.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64455904100
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- 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 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 / GT3 RS 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
- 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
The OE Match Rubber Stop for Rear Lid is a replacement rubber buffer designed to support and cushion the rear lid when closed.
Fits:
Mounted at the rear lid or body contact point, the rubber stop helps prevent direct metal-to-metal contact while supporting correct lid positioning. It also helps absorb vibration and minor movement when driving, reducing rattles and protecting surrounding bodywork and latch components from unnecessary impact.
As rubber components age, they can harden, crack, flatten or disappear altogether. Replacing a deteriorated rear lid stop is a simple but important way to restore correct closure, reduce unwanted noise and maintain proper panel positioning.
What This Product Does:
The rear lid rubber stop acts as a small cushioning and support point between the lid and surrounding body structure.
When the lid is closed, the stop compresses slightly to support the panel and absorb movement. This helps keep the lid stable while preventing hard contact between painted or metal components.
Its main functions include:
- Cushioning the rear lid when it closes
- Preventing direct metal-to-metal contact
- Helping support correct rear lid positioning
- Reducing movement and vibration while driving
- Helping prevent rattles and knocking noises
- Protecting surrounding paintwork and body panels
- Reducing unnecessary load and movement at the latch
- Helping maintain consistent panel gaps
- Providing a more solid and refined closing action
Although it is a small component, the rubber stop contributes to both correct panel fit and everyday refinement.
Symptoms Of Wear Or Failure:
Rubber stops deteriorate naturally through age, heat, compression and exposure to moisture and environmental contaminants.
Common symptoms of a worn or failed rear lid rubber stop include:
- Rubber becoming hard or brittle
- Cracks or splits in the stop
- Stop becoming flattened or permanently compressed
- Pieces of rubber breaking away
- Stop missing completely
- Rear lid rattling over uneven roads
- Knocking or tapping noises from the rear lid
- Excessive movement when the lid is closed
- Lid sitting slightly too low or unevenly
- Poor or inconsistent panel gaps
- Rear lid requiring adjustment to close correctly
- Paint marks or contact points where the lid touches surrounding bodywork
- Increased strain or movement at the latch
- A harsher closing action than normal
Similar symptoms can also result from incorrect latch adjustment, worn hinges or other missing buffers, so the complete rear lid mounting and closure system should be inspected where necessary.
Why Replacement Matters:
- A rear lid should remain securely supported when closed. If the rubber stop becomes compressed, hardened or missing, the panel can move more than intended.
- This movement can create rattles and knocking noises and may allow the lid to contact surrounding bodywork. Over time, repeated contact can damage paintwork and create unnecessary wear around the lid, latch and mounting points.
- A deteriorated stop can also affect how the rear lid sits when closed, potentially resulting in uneven panel gaps or poor alignment.
- Replacing worn rubber stops helps restore the correct cushioning effect and supports the lid in its intended position. This can improve closure quality, reduce unwanted vibration and protect valuable surrounding bodywork.
- For older Porsche models, replacing aged rubber buffers is also worthwhile during restoration, as decades-old rubber may appear intact while having become significantly hardened or compressed.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970314040
The product you are viewing cross references to these numbers
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII Turbo 2010-13
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 987 Boxster MKI / MKII 2005-12
Porsche 987C Cayman MKI / MKII 2005>>
Porsche 997 Carrera MKI / MKII 2005>> COUPE/ CABRIO
Porsche 997 Turbo MKI / MKII 2007>>
Porsche 997 GT3 2007-11
This product supersedes Porsche's old part numbers:
- 99761310501A05
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99761310502A05
The product you are viewing cross references to these numbers