Description
The Speedhut 4-1/2″ Quad Met OilTemp/Volt/Oil PSI/Fuel Level (R45-QG3-LEG) is a comprehensive instrument designed to provide a clear and concise overview of your vehicle’s most critical operating parameters. This single, 4-1/2 inch gauge integrates four essential readings: oil temperature, voltage, oil pressure, and fuel level, offering a space-saving solution without sacrificing vital information. Engineered for accuracy and ease of installation, this gauge is an excellent addition for drivers who prioritize monitoring their vehicle’s health.
KEY FEATURES AND BENEFITS:
- Four-in-One Functionality: Combines oil temperature, voltage, oil pressure, and fuel level readings into a single, easy-to-read display, reducing dashboard clutter.
- Metric Oil Temperature Display: Provides oil temperature readings in Celsius (40-150°C), a widely used standard for precise monitoring.
- Comprehensive Voltage Monitoring: Tracks your vehicle’s electrical system within a 6-18 volt range, helping identify potential charging issues.
- Accurate Oil Pressure Measurement: Displays oil pressure from 0-100 psi, crucial for ensuring proper engine lubrication.
SPECIFICATIONS:
- Gauge Type: Quad Gauge
- Readings: Oil Temperature, Voltage, Oil Pressure, Fuel Level
- Oil Temperature Range: 40-150°C
- Voltage Range: 6-18 volts
- Oil Pressure Range: 0-100 psi
- Fuel Level Compatibility: 300 ohms or less resistance (sensor not included)
- Size: 4 1/2 inch (114mm)
- Hole Size: 4.20 inch (107mm)
- Standard or Metric: Metric (Oil Temperature)
- Warning Light: Yes
- Gauge Mounting Ring: Included
- Ships With:
- Temperature Gauge Wiring Harness (2-Wire Cable)
- Pressure Sensor – 100 psi
- Speedhut Temperature Sensor
- Wiring Harness (2-Wire Cable)
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- Pressure Gauge Wiring Harness (3-Wire Cable)
HOW TO USE:
- Mount the Gauge: Secure the Speedhut Quad Gauge into a 4.20 inch (107mm) opening in your dashboard using the included mounting ring.
- Connect Power and Lighting: Utilize the 3 ft Power & Lighting Harness to connect the gauge to a suitable power source and lighting circuit in your vehicle.
- Install Temperature Sensor: Mount the provided Speedhut Temperature Sensor in the appropriate location on your engine to monitor oil temperature. Connect the sensor to the gauge using the Temperature Gauge Wiring Harness (2-Wire Cable).
- Install Pressure Sensor: Install the included 100 psi Pressure Sensor in the designated port on your engine to measure oil pressure. Connect the sensor to the gauge using the Pressure Gauge Wiring Harness (3-Wire Cable).
- Connect Fuel Level Sensor (Not Included): If you have a fuel level sensor with a resistance of 300 ohms or less, connect it to the appropriate terminals on the gauge using the additional Wiring Harness (2-Wire Cable). Ensure proper wiring according to your fuel level sensor’s specifications.
- Verify Connections: Double-check all wiring connections to ensure they are secure and correct.
- Test the Gauge: Start your vehicle and observe the gauge readings to confirm proper functionality of all four displays (oil temperature, voltage, oil pressure, and fuel level).
BENEFITS OF USING THE SPEEDHUT 4-1/2″ QUAD MET OILTEMP/VOLT/OIL PSI/FUEL LEVEL (R45-QG3-LEG):
- Centralized Monitoring: Provides a single point of reference for four critical engine and electrical system parameters, improving driver awareness.
- Space Efficiency: Consolidating multiple gauges into one unit frees up valuable dashboard space.
- Enhanced Vehicle Insight: Allows for continuous monitoring of vital signs, potentially helping to identify issues before they become major problems.
- Simplified Installation for Key Readings: Includes the necessary sensors and wiring for immediate monitoring of oil temperature and pressure.
- Versatile Fuel Level Compatibility: Designed to work with a wide range of common fuel level sensors.
- Visual Alerts: The integrated warning light can provide immediate notification of critical conditions, allowing for prompt action.
FEATURES:
- Fuel Level Compatibility: Designed to work with most standard fuel level sensors that have a resistance of 300 ohms or less (sensor not included).
- Integrated Warning Light: Features a built-in warning light for immediate alerts when critical thresholds are reached.
- Easy Installation: Includes a gauge mounting ring for secure and straightforward installation into a 4.20 inch (107mm) opening.
- Included Wiring and Sensors: Ships with necessary wiring harnesses and sensors for the oil temperature and oil pressure readings, simplifying the setup process for these functions.






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