Description
The Speedhut 2-5/8″ Dual Metric Volts / Oil Bar Gauge (R25-DG12-REV) offers a convenient and precise way to monitor two critical aspects of your vehicle’s performance: electrical system voltage and engine oil pressure. This dual-function gauge presents both readings in an easy-to-understand metric format, ensuring you have the information you need to maintain your vehicle’s health. Its design prioritizes accuracy and ease of installation, making it a valuable addition to any dashboard.
KEY FEATURES AND BENEFITS:
- Dual Functionality: Monitors both vehicle voltage (6–18 range) and oil pressure (0–7.0 bar) in one gauge.
- Integrated Warning Light: Alerts when readings fall outside safe ranges.
- Metric Display: Provides precise, metric-based data suitable for various vehicles.
- Standard Size: Fits 2-5/8 inch (66.675 mm) gauge openings using the included mounting ring.
- Complete Installation Kit: Includes power, lighting, and sensor wiring for a full setup.
SPECIFICATIONS:
- Gauge Type: Dual Gauge
- Combo Options: Voltage and Oil Bar
- Voltage Range: 6–18
- Oil Pressure Range: 0–7.0 bar (Metric)
- Size: 2 5/8 inch (66.675 mm)
- Hole Size: 2.67 inches (68 mm)
- Warning Light: Yes
- Gauge Mounting Ring: Included
- 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:
- Prepare the Mounting Location: Identify a 2.67-inch (68mm) opening on your dashboard or panel.
- Connect the Power and Lighting Harness: Attach the 3 ft harness to the gauge’s terminals, then to your vehicle’s power and ground, and connect the lighting wire if applicable.
- Install the Pressure Sensor: Fit the 100 psi sensor into a suitable engine port, ensuring thread compatibility.
- Connect the Pressure Sensor Wiring: Use the included 3-wire cable to link the pressure sensor to the gauge.
- Mount the Gauge: Insert the gauge into the opening and secure it with the mounting ring from the rear.
- Verify Connections: Confirm all wiring is properly connected and secure.
- Test the Gauge: Start the engine and observe voltage and oil pressure readings. Ensure the warning light activates under abnormal conditions.
BENEFITS OF USING THE SPEEDHUT 2-5/8″ DUAL METRIC VOLTS / OIL BAR GAUGE (R25-DG12-REV):
- Provides real-time data on voltage and oil pressure for preventative maintenance.
- Helps detect electrical or lubrication system issues before they become critical.
- Metric measurements ensure compatibility and accuracy for global applications.
- Warning light allows for instant response to abnormal operating conditions.
- Designed for simple installation with all required components included.
- Compact design fits easily into standard dashboards or custom panels.
FEATURES:
- Displays voltage and oil pressure in one compact unit.
- Voltage range of 6 to 18 for monitoring electrical health.
- Oil pressure displayed in metric units (0–7.0 bar).
- Built-in warning light signals dangerous conditions immediately.
- 2-5/8 inch diameter fits most standard gauge slots.
- Spin-lock mounting ring ensures secure placement.
- Includes 3 ft power and lighting harness for convenient wiring.
- Supplied with 100 psi oil pressure sensor for accurate readings.
- 3-wire pressure sensor cable included for easy connectivity.






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