Most engine makers recommend changing impellers every two years — sooner if operated in sandy or silty water ... the impeller from the housing. Don’t lose the key. Check the housing for heat warping ...

Dive into the fascinating process of creating a brass water pump impeller using sand mold casting. From preparing the mold to pouring molten brass, this video takes you step-by-step through the ...

Think of a mechanical water pump as a slave to the engine: The speed at which its impeller turns is always proportional to engine rpm. The Meziere brothers (Dave, Mike, and Don), owners of Meziere ...