Description
The Speedhut 2-1/16″ 100 PSI Oil Pressure Gauge w/ Warning (R2-OP3-REV) is engineered for precise and dependable monitoring of your vehicle’s oil pressure. This electric gauge utilizes a high-quality 3-wire military-grade pressure transducer, delivering consistent and accurate readings. It includes an integrated warning light that can be customized to alert you of critical low or high pressure situations, helping to prevent engine damage. Designed with a compact 52mm (2 1/16 inch) form factor, this gauge is suitable for multiple mounting locations and applications. The package includes all required wiring harnesses and the 100 PSI pressure sensor, simplifying installation and ensuring hassle-free setup.
KEY FEATURES AND BENEFITS:
- Accurate Monitoring: Utilizes a military-grade 3-wire pressure transducer for reliable oil pressure readings.
- Warning Light Integration: Includes a configurable warning light for alerting low or high oil pressure conditions.
- Compact Size: Standard 2 1/16 inch (52mm) gauge fits a wide range of mounting locations.
- Complete Installation Kit: Comes with all necessary wiring harnesses and a 100 PSI pressure sensor.
- Durable Construction: Built for long-term performance in demanding environments.
- Ease of Use: Designed for straightforward setup with clear instructions and simple calibration procedures.
SPECIFICATIONS:
- Gauge Type: Pressure Gauge
- Gauge Subtype: Oil Pressure Gauge
- Range: 0–100 psi
- Size: 2 1/16 inch (52mm)
- Hole Size: 2.05 inch (52mm)
- Pressure Sender Type: 3-Wire Military Grade Transducer (Performance)
- Warning Light: Yes
- Ships With:
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- Pressure Sensor – 100 psi
- Pressure Gauge Wiring Harness (3-Wire Cable)
HOW TO USE:
- Mount the Gauge: Secure the 2-1/16 inch (52mm) gauge in your desired location using the spin-lock ring. Ensure the 2.05 inch (52mm) hole size is appropriate.
- Install the Pressure Sensor: Mount the included 100 PSI pressure sensor in the designated oil pressure port on your engine.
- Connect the Wiring Harness (3-Wire Cable): Connect one end of the provided 3-wire pressure gauge wiring harness to the terminals on the pressure sensor. Connect the other end to the corresponding terminals on the back of the gauge.
- Connect the Power and Lighting Harness: Attach the 3 ft power and lighting harness to the designated power and ground connections in your vehicle’s electrical system and to the appropriate terminals on the gauge for power and illumination.
- Set the Warning Light (if desired): Follow the specific instructions provided by Speedhut (usually involving a button press sequence during power-up) to set the desired low and/or high oil pressure warning thresholds.
- Verify Operation: Once all connections are made, start your vehicle and observe the gauge reading to ensure it is functioning correctly. Check if the warning light activates when pressure falls outside the set parameters (if configured).
BENEFITS OF USING THE SPEEDHUT 2-1/16″ 100 PSI OIL PRESSURE GAUGE W/ WARNING (R2-OP3-REV):
- Enables real-time, accurate monitoring of oil pressure, reducing the risk of engine damage from low or high pressure conditions.
- Ensures high performance and reliability with a military-grade 3-wire transducer.
- Provides clear visual warnings with the built-in configurable warning light system.
- Streamlines the installation process with included wiring and hardware components.
- Fits a wide range of vehicles thanks to its standard 52mm gauge size.
- Delivers a professional-grade solution for performance enthusiasts and everyday drivers alike.
FEATURES:
- Delivers precise oil pressure readings via a performance-oriented 3-wire transducer.
- Supports user-defined alerts for low and high pressure conditions through a warning light.
- Standard 52mm size fits a variety of dashboard and pod configurations.
- Equipped with a dedicated 3-wire harness for secure sensor connections.
- Includes a separate power and lighting harness for easy integration into vehicle wiring.
- Mounts easily using a spin-lock ring, ensuring stable installation.






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