New AR Blue Clean 2000 Psi 4 Gpm 950RPM Pump SteelAnnovi Reverberi AR RKW1514N horizontal gas engine triplex plunger pump is rated up to 4 GPM at max 2000 PSI spins a 20mm solid shaft at 950 RPM using a 1/2 F inlet and 3/8"F discharge thread. N version...