This is a USED 4 port Fuel Regulator.
Engine Works 22207 EFI Return Style Fuel Regulator, 4-Port - 30-100 psi
Engine Works 22206 Return Style Fuel Pressure Regulator, 4-Port - 1.5-25 psi
Aeromotive A2000 Carbureted Bypass Regulator - 4-Port
MAGNAFUEL/MAGNAFLOW FUEL SYSTEMS 4- Port Log for Holley 12-803 Regulators Black
15841 Nitrous Express Fuel Log, 4 Port, W/O Fittings
boost controlled 4 port fuel pressure regulator only 1 regulator as one has sold
