By Parts. Sometimes, the entire blower motor isn’t shot, you only need parts for it, or that support it. In these cases, repairs are significantly less expensive than a complete replacement, ...

A professional fireplace service company charges about $400 to do the job (parts and labor). But you can replace the blower with a complete motor/fan blower assembly yourself in about an hour for ...

Read about this Roots-Style Blower on a 400ci motor - Popular Hot Rodding Magazine. ... The Mooneyham 6-71 kit used in this buildup features the blower assembly and an intake manifold.