2-5/8in Phantom Fuel Press. Gauge 0-100psi

The 2-5/8in Phantom Fuel Pressure Gauge 0-100psi is an essential diagnostic and tuning instrument for any serious automotive enthusiast or professional mechanic. Fuel pressure monitoring is critical when diagnosing fuel delivery issues, tuning forced induction engines, or validating carburetor and fuel injection system performance. This mechanical analog gauge provides real-time pressure feedback that direct OBD readings cannot replicate, making it indispensable for troubleshooting fuel pump failures, regulator faults, and injector flow anomalies across street cars, race vehicles, and classic hot rods alike.

Built as a full-sweep mechanical instrument with a white face and 0-100 psi range, this phantom fuel pressure gauge delivers accurate pressure readings through a direct hydraulic line connection to your fuel rail or system test point. The 2-5/8 inch diameter housing fits standard gauge pod configurations and mounting brackets, while the analog needle movement provides intuitive visual feedback that is faster to read than digital displays during dynamic driving conditions. The robust mechanical construction ensures durability under vibration and temperature fluctuations common in engine bays, and the full-sweep design eliminates dead zones that plague cheaper gauges, giving you precise pressure data across the entire operating range from idle through peak boost.

Engine builders, fuel system specialists, and weekend warriors benefit most from this gauge during carb-to-EFI conversions, supercharger and turbocharger installations, and fuel pump upgrades where baseline pressure validation is non-negotiable. Installation requires a tee-fitting on your fuel rail supply line and a 3/16" or AN line connection—standard in modern fuel system plumbing. The 0-100 psi range covers naturally aspirated engines, mild boost applications, and most carburetor systems; those running extreme boost may require a higher-range gauge. Compact weight and dimensions make integration into custom dash clusters, pillar pods, or firewall-mounted panels straightforward, and the mechanical design eliminates the electronics failures that plague digital variants in high-vibration environments.