Speedhut 3-3/8" Water Temp / Oil PSI Gauge (top/bot) (L3-DG1-LEG)
The Speedhut 3-3/8" Water Temp / Oil PSI Gauge (top/bot) (L3-DG1-LEG) provides a practical and reliable solution for monitoring two critical aspects of your engine's performance: coolant temperature and oil pressure. This dual gauge combines these essential readings into a single, easy-to-read instrument, helping you stay informed about your engine's health and prevent potential issues. Its clear display and included components make it a valuable addition to any vehicle.
KEY FEATURES AND BENEFITS:
Dual Monitoring Function: Displays both water temperature and oil pressure in a compact unit.
Temperature Range: Accurately monitors coolant temperature between 120°F and 260°F.
Pressure Range: Measures oil pressure from 0 to 100 psi.
Built-in Warning Light: Alerts users to abnormal temperature or pressure levels for proactive protection.
Simple Installation: Includes temperature and pressure sensors, wiring harnesses, and mounting ring.
Accurate Readings: Internal microprocessor ensures dependable data display.
Precision Movement: High torque stepper motor delivers smooth pointer action.
Reliable Construction: Built for durability and long-term use.
Gauge Type: Dual Gauge (Water Temperature / Oil Pressure)
Combo Options: Water Temp (Top), Oil PSI (Bottom)
Water Temperature Range: 120-260 °F
Oil Pressure Range: 0-100 psi
Size: 3 3/8 inch (86 mm)
Hole Size: 3.375" (86 mm)
Warning Light: Yes
Gauge Mounting Ring: Included
Speedhut Temperature Sensor
3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
Temperature Gauge Wiring Harness (2-Wire Cable)
Pressure Sensor – 100 psi
Pressure Gauge Wiring Harness (3-Wire Cable)
Mount the Gauge: Secure the 3-3/8" gauge into a 3.375" (86mm) opening in your dashboard using the included mounting ring.
Connect the Temperature Sensor: Install the provided temperature sensor in the coolant passage of the engine and attach it using the 2-wire harness.
Connect the Pressure Sensor: Install the 100 psi sensor to the engine’s oil system and connect it using the 3-wire harness.
Connect Power and Lighting: Use the 3 ft power and lighting harness to hook up to a 12V power source and the vehicle's lighting circuit.
Verify Readings: Start the engine and confirm both readings are functioning properly. The warning light will activate if readings fall outside safe limits.
BENEFITS OF USING THE SPEEDHUT 3-3/8" WATER TEMP / OIL PSI GAUGE (TOP/BOT) (L3-DG1-LEG):
Comprehensive Monitoring: Keeps you aware of engine temperature and oil pressure at a glance.
Prevents Engine Damage: Alerts you to irregular readings before they lead to major problems.
Space-Saving Design: Combines two essential functions in one compact gauge.
Easy Installation: Comes with necessary sensors and harnesses for simplified setup.
Reliable Performance: Features high-quality internal electronics and mechanical components.
Visual Alerts: Warning light immediately notifies you of critical issues.
High Visibility: LED illumination ensures readability in all lighting conditions.
Combined Display: Presents both coolant temperature and oil pressure readings in a single, space-efficient unit.
Direct Measurement: Utilizes dedicated sensors for accurate and real-time monitoring of engine conditions.
Visual Alert System: Incorporates a warning light to signal abnormal temperature or pressure levels.
Complete Installation Kit: Ships with all necessary sensors and wiring harnesses for a straightforward setup.
Precise Indication: Employs an internal microprocessor and high torque stepper motor for accurate pointer movement.
Secure Mounting: Includes a mounting ring to ensure the gauge is firmly held in place.
Illuminated Display: Features LED backlighting for enhanced visibility in all lighting conditions.
Product identification
- Brand: Speedhut
- Model / MPN: L3-DG1-LEG




