PUMP HOTSY HT4540L.2, 4.5 @ 4000, 1360 RPM Pacific Bay Equipment Sale! from $1,170.00 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. HT Series: Belt Drive 4.5 GPM 4000 PSI 12.3 HP 1360 RPM 24mm L Left shaft