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- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
Oil Level Sender
Maintain accurate monitoring of your classic Porsche's dry
sump lubrication system with this Oil Level Sender. This high-quality replacement sender is manufactured to OE
specifications, ensuring precise fitment, dependable operation and accurate oil
level readings.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
-
Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
Diagram Ref No 2
The oil level sender is mounted within the external oil tank and continuously measures the engine oil level, transmitting this information to the dashboard oil level gauge. Accurate oil level indication is particularly important on air-cooled Porsche engines, where maintaining the correct oil quantity is essential for effective lubrication, cooling and long-term engine reliability.
Over time, original senders can become worn, contaminated or suffer electrical failure, resulting in inaccurate gauge readings or complete loss of oil level indication. Replacing the sender restores confidence in your dashboard instrumentation and helps ensure your engine always operates with the correct oil level.
What Does the Oil Level Sender Do?
The oil level sender monitors the quantity of oil stored within the external oil tank and sends an electrical signal to the dashboard oil level gauge.
Its functions include:
- Monitoring engine oil level.
- Providing accurate readings on the dashboard gauge.
- Helping prevent overfilling or underfilling.
- Supporting routine maintenance checks.
- Protecting the engine from low oil levels.
- Assisting with safe and reliable engine operation.
A correctly functioning oil level sender allows you to monitor one of the most important systems on your air-cooled Porsche.
Why Replace the Oil Level Sender?
After years of service, oil contamination, vibration and electrical wear can affect the sender's accuracy and reliability.
Replacement is recommended if you experience:
- Incorrect oil level gauge readings.
- Gauge fluctuating unexpectedly.
- Oil level gauge permanently reading full or empty.
- Intermittent oil level indication.
- Internal corrosion.
- Worn float mechanism.
- Oil leaks around the sender seal.
- Electrical connection faults.
Replacing a faulty sender restores accurate oil level monitoring and helps avoid unnecessary concern caused by incorrect gauge readings.
Symptoms of a Faulty Oil Level Sender
Common symptoms include:
- Oil level gauge not responding.
- Inaccurate oil level readings.
- Fluctuating gauge movement.
- Gauge stuck at one position.
- Oil seepage around the sender.
- Corroded electrical terminals.
- Difficulty monitoring engine oil level accurately.
If these symptoms are present, the sender and its wiring should be inspected and replaced where necessary.
Benefits
Installing this OE Match Oil Level Sender provides:
- Restores accurate oil level readings.
- Improves confidence in dashboard instrumentation.
- Helps maintain correct engine oil level.
- Supports long-term engine protection.
- Factory-quality fit and finish.
- Reliable electrical performance.
- Straightforward installation.
- Perfect for restoration and routine servicing.
Installation Recommendations
Professional installation is recommended when servicing the oil tank or lubrication system.
While replacing the oil level sender, it is advisable to
inspect or replace:
- Oil level sender gasket or seal.
- Oil tank mounting hardware.
- Electrical terminals.
- Wiring connections.
- Dashboard oil level gauge.
- Oil tank breather hoses.
- Oil tank for internal contamination.
- Engine oil and oil filter if due for service.
After installation, verify the oil level with the engine at operating temperature and idling on level ground, following Porsche's recommended oil level checking procedure.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90164154100
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