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Instruments

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DISPLAYING 1 to 7 (of 7 products)
90063110290/1
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Bulb 12V / 2W for Dash Board Instruments
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Fits:
Porsche 356 - 1950 to 1965
Porsche 911 - 1965 to 1989
Porsche 928 - 1983 to 1995
Porsche 914 - 1970 to 1976

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90063110290
90063110290
PCG631129A

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PCG631129A
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Bulb 12V / 2W for Dash Board Instruments

Price is each

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PCG631129A
90063110290
PCG631129A

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91463117910/1
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2-Pole T5 Bulb Holder 
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Restore reliable dashboard and instrument illumination with this OE Match 2-Pole T5 Bulb Holder. Manufactured to replicate the original factory specification, this bulb holder securely accepts a T5 wedge bulb and provides a dependable electrical connection for your Porsche's instrument cluster, gauges and dashboard illumination.

Fits:

  • 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 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 914 (1970-1976)

Diagram ref no 11

Over time, original bulb holders can become brittle, corroded or lose electrical continuity, resulting in intermittent or failed dashboard lighting. This OE Match replacement offers the correct fit and function, making it ideal for electrical repairs, instrument refurbishment and classic Porsche restoration projects.

What Does the 2-Pole T5 Bulb Holder Do?

The bulb holder forms the electrical connection between the vehicle's wiring harness and the T5 dashboard bulb.

Its primary functions include:

  • Holding the T5 wedge bulb securely in position.
  • Providing a reliable two-pole electrical connection.
  • Supplying power to dashboard and instrument illumination.
  • Ensuring consistent lighting of gauges, switches or warning lamps.
  • Allowing quick replacement of dashboard bulbs during servicing.

A correctly functioning bulb holder is essential for maintaining clear instrument visibility, particularly when driving at night.

Why Does the Bulb Holder Fail?

After many years of service, the original bulb holder is exposed to heat, vibration and repeated bulb replacement.

Common causes of failure include:

  • Brittle plastic caused by age and heat.
  • Corrosion on the electrical contacts.
  • Oxidation reducing electrical conductivity.
  • Damaged or bent contact terminals.
  • Wear caused by repeated bulb changes.
  • Poor electrical connection resulting from vibration.

A faulty bulb holder may cause flickering illumination, intermittent operation or complete failure of the instrument lighting.

When Should It Be Replaced?

Replacement is recommended when:

  • Dashboard or instrument lights fail despite fitting a new bulb.
  • Illumination flickers or operates intermittently.
  • The holder is cracked, broken or heat damaged.
  • Electrical contacts show signs of corrosion.
  • Restoring or refurbishing the instrument cluster.
  • Carrying out preventative maintenance during dashboard repairs.

Replacing worn bulb holders alongside new bulbs helps ensure reliable and consistent instrument illumination.



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OGM
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Mechanical Odometer Gear. This is the gear on the side of the speedometer framework.

oematch

There are potentially two gears that can go bad. First is the gear on the side of the speedometer. If your gear is metal then you will not need this gear. If it is plastic inspect closely where the shaft comes through the gear as there will generally be a hairline crack and the gear must fit tight.

Fits:
Porsche 911 1965-75
Porsche 912 1965-75
Porsche 914 1970-76
Porsche 924 1976-88
Porsche 944 1982-91
Porsche 968 1992-95

Please note:
Need to open speedometer to determine correct style and tooth count required for your vehicle. It is always best to check you old gear before ordering.
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142957801C
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Speedo Cable for LHD cars.

porsche

Fits:
Porsche 924 1976-85 LHD Cars ***not for (J)
Porsche 924S 1986-88 LHD Cars
Porsche 944 1982-85 LHD Cars

Click 'Zoom in' for large parts diagram.
Diagram ref no 5

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142957801C
142957801C

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142957801C/1
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Product Information
Speedo cable for LHD cars.

oematch

Fits:
Porsche 924 1976-85 LHD Cars ***not for (J)
Porsche 924S 1986-88 LHD Cars
Porsche 944 1982-85 LHD Cars

Click 'Zoom in' for large parts diagram.
Diagram ref no 5

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142957801C
142957801C
201460
8170600703

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211957801E
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Speedo Cable - Right Hand Drive (RHD)

porsche

Fits:
Porsche 924 - 1976 to 1985 RHD Cars
Porsche 924S - 1986 to 1988 RHD Cars
Porsche 944 - 1982 to 1985 RHD Cars

Click 'Zoom in' for large parts diagram.
Diagram ref no 5

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211957801E
211957801E

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DISPLAYING 1 to 7 (of 7 products)
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About Instruments

Porsche Instruments & Gauge Clusters | Precision Monitoring for Performance and Reliability

Your Porsche’s instrument cluster is the heartbeat of the driving experience — delivering vital performance and engine data at a glance. From speedometers and tachometers to oil pressure and temperature gauges, these instruments combine precision engineering with timeless Porsche design. Over time, however, electrical faults, fading displays, or worn mechanisms can affect accuracy and reliability.

At Design911, we supply high-quality instrument clusters, gauges, and individual components designed to match or exceed original performance standards. Each part is meticulously engineered to ensure accurate readings, seamless integration, and long-term durability, restoring the driver-focused feel that defines every Porsche.

Whether you’re restoring a classic 911 cockpit or replacing a modern digital cluster, our range provides precision, authenticity, and performance you can trust.

What Do Porsche Instruments Do?

Instrument clusters and gauges allow drivers to monitor essential performance metrics, helping maintain control and awareness in all driving conditions.

Core Functions:

  • Display vehicle speed, RPM, fuel level, oil pressure, and temperature.
  • Provide real-time engine and system monitoring.
  • Integrate warning lights and indicators for safety and diagnostics.
  • Maintain Porsche’s signature driver-focused layout.
  • Enhance cabin aesthetics with precision-crafted design and finishes.

A properly functioning instrument cluster ensures both performance accuracy and a refined interior presentation.

Why Do Instruments Wear or Fail?

Even high-precision instruments are subject to wear, ageing, and electrical issues — especially in classic and high-mileage Porsche models.

Common Causes of Failure Include:

  • Faulty sensors or electrical connections causing inaccurate readings.
  • Dimming or failed backlighting and displays.
  • Internal gear or stepper motor wear in analogue gauges.
  • Faded dial faces or cracked lenses from UV exposure.
  • Moisture ingress causing corrosion or display malfunction.

When these issues occur, inaccurate readings or unresponsive gauges can compromise both safety and driving confidence.

Why Replace or Restore Your Porsche Instruments?

Replacing or refurbishing your Porsche’s instruments ensures accurate performance monitoring and preserves interior aesthetics. High-quality replacements restore full functionality while maintaining the classic design and illumination that Porsche is renowned for.

Key Benefits:

  • Restores accurate and reliable gauge readings.
  • Improves dashboard appearance and visibility.
  • Prevents electrical faults and warning light errors.
  • Compatible with Porsche 911, Boxster, Cayman, Panamera, Macan, Cayenne and more.
  • Available for both analogue and digital instrument clusters.
  • Ideal for classic restorations, interior refurbishments, and performance rebuilds.

A refreshed instrument cluster not only improves driving precision but also enhances the timeless beauty of your Porsche interior.

Highlights

  • Precision-engineered Porsche instrument clusters and gauges.
  • Available in analogue, digital, and hybrid configurations.
  • Direct-fit solutions for restoration or replacement.
  • High-visibility illumination and durable materials.
  • Suitable for both classic and modern Porsche interiors.
  • Designed for performance reliability and authentic aesthetics.       

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