PUMP HOTSY HM4035L.3, 4.8 @ 3500, 1500 RPM Pacific Bay Equipment Sale! from $880.00 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. HM.3 Series: Belt Drive 4.8 GPM 3500 PSI 11.5 HP 1500 RPM 24mm L Left shaft