2-1/16 Spek-Pro Water Pressure Gauge 120psi

The AutoMeter 2-1/16" Spek-Pro Water Pressure Gauge (0–120 psi) is a precision electric analog instrument designed for real-time coolant system monitoring in vehicles operating under demanding conditions. This stepper motor-driven gauge delivers full-sweep needle response with a black face that provides crisp readability in both daylight and low-light environments, making it an essential diagnostic tool for engine bay installations where pressure trends demand immediate visibility.

The 120 psi range covers standard automotive cooling systems while maintaining gauge sensitivity across the operational band—critical for detecting early signs of thermostat failure, water pump degradation, or radiator blockage before catastrophic overheating occurs. The 2-1/16-inch diameter fits standard aftermarket gauge clusters and dash pods, and the electric stepper motor architecture ensures consistent, repeatable readings without mechanical hysteresis. AutoMeter's Spek-Pro line is engineered for durability in high-vibration environments typical of performance vehicles, racing applications, and heavy-duty work trucks where analog visual confirmation of system health remains the gold standard.

This water pressure gauge suits enthusiasts, mechanics, and fleet operators who require precise coolant system diagnostics without relying solely on warning lights. Installation requires a compatible electronic sending unit and 12V power source, making it compatible with both factory and aftermarket cooling setups. The gauge's mechanical reliability and industry-proven design make it a preferred choice for custom dash installations, performance tuning verification, and preventative maintenance monitoring in applications where cooling efficiency directly impacts engine longevity.

Each unit ships individually and is ready for immediate installation. AutoMeter's reputation for analog gauge accuracy and durability has made their Spek-Pro series a standard across custom car shops and performance shops for decades, ensuring you're sourcing instrumentation from a brand trusted by professional technicians and serious automotive builders.