Gauge threaded for -4AN, allowing an easy installation into the fuel system 0-15 PSI Gauge Auto Meter 2175 Mechanical Fuel Pressure Gauge - 0-15 PSI Range, No Electrical Power Needed Auto Meter Mechanical Fuel Pressure Gauge 0-15 Psi Fuel Pressure Gauge Auto Meter 4311 Ultra-Lite 2-1/16" Ultra-Lite Series Gauge ATM-4311 ; Sending Unit: Mechanical ; Gauge Diameter (in.): 2 1/16 in. ; Gauge Diameter (mm):. 52mm ; Gauge Range: 0-15 psi ; Gauge Shape: Round No electrical system required for gauge operation - compatible with every street or race vehicle Best price for Autometer® 4311 Fuel Pressure Gauge. Lifetime Replacement Guarantee and Free 60-Day Returns. Buy now Auto Meter’s race proven mechanical instruments provide trusted accuracy while being simple to install
