Description
The Speedhut 2-5/8″ 0-30 PSI Fuel Pressure Gauge (L25-FP2-LEG) is a reliable instrument designed to provide accurate monitoring of your vehicle’s fuel system pressure. This analog gauge is essential for ensuring optimal engine performance and diagnosing potential fuel delivery issues. Built with quality components, including a high-performance pressure transducer, this gauge offers precise readings in a standard 2 5/8 inch size.
KEY FEATURES AND BENEFITS:
- Accurate Measurement: Provides precise fuel pressure readings from 0 to 30 PSI, allowing for effective monitoring of fuel system health.
- High-Performance Sender: Utilizes a 3-Wire Military Grade Transducer, ensuring reliable and accurate pressure readings under various operating conditions.
- Standard Size: The 2 5/8 inch gauge size is a common and versatile dimension for mounting in various aftermarket gauge pods and locations.
- Easy Installation: Designed to fit a 2.67-inch (68mm) diameter hole, simplifying the installation process.
- Complete Wiring: Ships with a 3 ft Power & Lighting Harness for LED illumination and a dedicated Pressure Gauge Wiring Harness (3-Wire Cable) for the sensor.
- Included Sensor: Comes with a 30 PSI pressure sensor, specifically the 3-Wire Military Grade Transducer, ensuring compatibility and ease of setup.
- LED Illumination: Features LED lighting for enhanced visibility during nighttime driving conditions.
SPECIFICATIONS:
- Gauge Type: Pressure Gauge
- Gauge Subtype: Fuel Pressure Gauge
- Range: 0-30 PSI
- Size: 2 5/8 inch
- Hole Size: 2.67 inches (68mm)
- Pressure Sender Type: 3-Wire Military Grade Transducer (Performance)
- Warning Light: No
- Ships With:
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- Pressure Gauge Wiring Harness (3-Wire Cable)
- Pressure Sensor – 30 psi
HOW TO USE:
- Mount the Gauge: Locate a suitable 2.67-inch (68mm) diameter hole in your desired mounting location (e.g., gauge pod, dashboard). Secure the gauge in the opening using the provided mounting hardware (if any).
- Install the Pressure Sensor: Identify a suitable port on your vehicle’s fuel system to install the included 30 PSI pressure sensor. Ensure the sensor is properly threaded and sealed to prevent leaks.
- Connect the Wiring Harness (Sensor): Connect the 3-Wire Cable from the pressure sensor to the corresponding terminals on the back of the fuel pressure gauge. Refer to the wiring diagram for correct connections.
- Connect the Power and Lighting Harness: Connect the 3 ft Power & Lighting Harness to the appropriate power and ground sources. Optionally connect to a lighting circuit for dimming functionality.
- Verify Connections: Double-check all wiring connections to ensure they are secure and correct before powering on your vehicle.
- Test the Gauge: Start your vehicle and observe the fuel pressure reading on the gauge. Ensure the reading corresponds to your vehicle’s expected fuel pressure.
BENEFITS OF USING THE SPEEDHUT 2-5/8″ 0-30 PSI FUEL PRESSURE GAUGE (L25-FP2-LEG):
- Provides real-time monitoring of your vehicle’s fuel system to detect issues early, such as failing pumps or clogged filters.
- Improves fuel efficiency and engine performance by ensuring correct pressure delivery to injectors.
- Offers peace of mind by helping prevent costly engine damage due to undiagnosed fuel delivery problems.
- Ideal for performance tuning and modified fuel systems that require precise pressure tracking.
FEATURES:
- Provides a clear and immediate analog display of fuel pressure.
- Employs a robust 3-wire transducer designed for demanding automotive environments.
- Offers a direct reading of pressure within the 0 to 30 PSI range.
- Designed with a standard 2 5/8 inch diameter for versatile mounting options.
- Requires a mounting hole with a diameter of 68 millimeters.
- Illuminated with LEDs for enhanced visibility in low-light conditions.
- Includes all necessary electrical wiring for straightforward installation of both power/lighting and the pressure sensor.
- Comes packaged with the specific 30 PSI pressure sending unit required for operation.





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