Fuelab 71501 Fuel Pressure Gauge 0-120 PSI (EFI Compatible)

Fuelab 71501 Fuel Pressure Gauge 0–120 PSI (EFI Compatible)

The Fuelab 71501 is a high‑precision fuel pressure gauge specifically designed for electronic fuel injection (EFI) systems. Its 0 to 120 PSI range provides reliable pressure monitoring for both street and race applications. The compact body and 1/8" NPT threaded connection allow direct mounting to fuel regulators.

✅ Accurate 0–120 PSI gauge range

✅ Fully compatible with EFI systems

✅ Liquid filled for vibration resistance

✅ White face with clear markings for easy reading

✅ 1/8" NPT male fitting mounts directly on regulator

Maintaining steady fuel system pressure is critical, especially in modified high‑pressure setups. This Fuelab gauge provides accurate readings during tuning to keep your air/fuel mixture safe and healthy.

Compatible Applications

- All high‑pressure EFI fuel systems

- Aftermarket fuel regulators and rail setups

- Street and track vehicles

Installation

Connect directly to the 1/8" NPT port on your fuel regulator. Vertical mounting is recommended. Do not disturb the liquid fill as it is vital for sealing.

Note

For fuel pressure use only; not suitable for air, oil or other fluids. Mount the gauge in an area isolated from engine vibration whenever possible.