Weldon A2047 Fuel Pressure Regulator -12 AN (28-120psi) A2047-438-T-120. Car Make: Universal Car Model: Universal Engine: Universal. Size of Return Orifice in Inches. Fully adjustable pressure settings. Teflon diaphragm with o-ring seal ensures leak free operation. 12 pressure and return ports. Capable of flowing well over 10 gpm. Same mounting pattern as our popular A2040 […]