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- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- 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
Fits:
Porsche 986 Boxster 2000-2002 Manual
Porsche 996 2000>> Manual
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99660301206
The product you are viewing cross references to these numbers
- Porsche 914 (1970-1976)
This OE Match alternator inspection cover is a reproduction component for Porsche 914 models built from 1970 to 1976. It closes the alternator access opening in the fan housing while retaining convenient access for adjustment and maintenance.
Fits
- 914 (1970–1976)
What This Product Does
The cover fits over the inspection aperture used to reach the alternator upper fixing. Closing this opening helps the engine tinware manage cooling air as intended and limits the entry of dirt or debris around the alternator area.
Functions
- Closes the alternator inspection opening in the fan housing
- Permits access to the alternator upper fixing when removed
- Helps maintain the intended cooling-air path
- Reduces exposure of the access opening to dirt and debris
- Replaces a missing, cracked or damaged original cover
Technical Details
- Product type: alternator inspection cover
- Construction: plastic reproduction component
- Installation location: fan housing access opening
- Quantity required: one per vehicle
Symptoms of Fault
- Inspection opening left exposed because the original cover is missing
- Cracks, distortion or damaged retaining edges
- Cover no longer seating securely in the fan housing
- Increased dirt or debris around the alternator access area
- Gaps in the engine tinware that may disturb cooling airflow
- Rattling caused by a loose or incorrectly seated cover
Why Replacement Matters
Engine tinware on an air-cooled Porsche guides cooling air around the engine. Renewing a missing or damaged inspection cover closes an unnecessary gap while preserving access for alternator servicing. This OE Match replacement is suitable for maintenance, restoration or engine rebuild work where the original component has deteriorated or been lost.
FAQs
- What is this cover used for?
It closes the fan-housing opening that provides access to the alternator upper fixing. - Is this an alternator component?
It is an inspection cover fitted to the surrounding fan housing rather than an internal alternator part. - Why should a missing cover be replaced?
An uncovered aperture can interfere with the intended airflow through the engine tinware and allow additional contamination into the area. - When is replacement recommended?
Renew the cover if it is absent, cracked, distorted, loose or unable to remain seated correctly.
Related reference numbers
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021119295
The product you are viewing cross references to these numbers
- Porsche 914 (1970-1976)
Alternator wiring harness
This newly manufactured replacement provides the electrical connections required between the alternator, regulator circuit and associated charging-system components.
Fits
- Porsche 914 1970–76
What This Product Does
The harness carries charging-system current and electrical signals through the generator and regulator circuit. It replaces ageing original wiring where insulation, terminals or protective grommets have deteriorated through decades of heat, vibration and use.
Functions
- Connects the alternator to the associated charging circuit
- Provides the required generator and regulator wiring connections
- Protects routed cables where they pass through surrounding panels
- Helps maintain secure electrical contact within the charging system
Technical Details
- New reproduction alternator wiring harness
- Supplied with both protective grommets
- Includes the necessary electrical connectors for direct installation
- Diagram description: generator and regulator line set
- Quantity required: one per vehicle
Symptoms of Fault
- Intermittent or weak battery charging
- Battery warning light remaining illuminated
- Voltage drop across the alternator circuit
- Brittle, cracked or heat-damaged wire insulation
- Corroded terminals or damaged connector housings
- Electrical operation changing when the harness is moved
- Exposed conductors or signs of overheating near connections
Why Replacement Matters
Old alternator wiring may develop internal breaks, excessive resistance or unreliable terminal contact. Replacing a deteriorated harness can restore the intended electrical route and reduce intermittent charging faults. Battery condition, earth connections, belt tension, alternator output and regulator operation should also be checked before installation.
FAQs
- Does the harness include connectors and grommets?
Yes. It is supplied with the necessary connectors and two protective grommets. - How many harnesses are needed?
One alternator wiring harness is required per vehicle. - Can damaged wiring cause charging problems?
Yes. Corrosion, fractured conductors and increased resistance may cause intermittent or insufficient charging. - Should the alternator be tested before replacing the harness?
Charging voltage, battery condition, earth points and regulator operation should be tested so that the source of the fault is confirmed. - What should be inspected during fitting?
Check the terminals, connector seating, cable routing and grommet position, ensuring that the harness is kept away from abrasion and excessive heat.
Related reference numbers
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021971349D
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 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Fits:
Porsche 911 - 1965 to 1973 - (alternator)
Porsche 911 turbo - 1987 to 1989 (intercooler)
Porsche 914 - 1970 to 1976
Click 'Zoom in' for large parts diagram.
Diagram ref no 18 or 17
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90161211000
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Fits:
Porsche 911 3.2 Carrera - 1984 to 1989
Porsche 911 turbo - 1984 to 1989
The air deflector serves as an air baffle and provides optimal cooling of the cylinders. Bolts to the back of the alternator.
Diagram ref no 10
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91110605502
The product you are viewing cross references to these numbers