Hi, johnny was on phone to that lad selling two motors his ad in paper was cut short mid sentence said something like 2 motors single phase one has stainless steel pump attached other has gearbox-finished there so who knows l thought stainless steel pump for industrail use £20 could take chance at that price clean it up and it might do for my forthcoming boxford so l phoned him asked have you tested motor he said no hasnt got any wires on its brand new still in its box wrapped up so should be ok so he dropped it off for me showed me it l dont know anything about pumps but its spanking new says on side Lwa 75db l know thats the pressure only surprising thing appart from price is in /out holes for pipes about1-3/8 dia seems big to me but what do l know about pumps-nothing-brian