PRESSURE WASHER PUMP AXIAL, 2.5GPM 3000 PSI, 3400 RPM, 3/4″ SHAFT For RMV2.5G30 by | Jul 21, 2026Shaft: 3/4″ horizontal. Efficient Design – 3-piston swash plate system, double gasket sealing, intake valves above pistons. Compatible with horizontal shaft gas engines up to 6.5 HP, including Honda GC160 and similar models.