FMSI > Fuel System > Tools > Fuel Pressure Test Port Valve GM Filters > Item # 4261 FMSIFMSI Fuel SystemFuel System ToolsTools Fuel Pressure Test Port Valve GM FiltersFuel Pressure Test Port Valve GM Filters Item # 4261 Item # 4261, Fuel Pressure Test Port Valve GM Filters 4261Fuel Pressure Test Port Valve GM Filters Request Information Email This Page Download PDF Download PDF Printable Page Close Window Allows technician to check fuel pump pressure and clean fuel injectors on vehicles with hard to reach or non-existent service ports Unit of Measure Imperial Metric Both Specifications Replaces N/A AC Delco- GF481 Fram - G3727 Purolator- F33144 Service Champ - 52066 WIX - 33481
