Our new aftermarket pulsator is a direct replacement for the Bou-Matic Hi-Flo Evolution. The HiFlo Evolution pulsator is the latest pulsator advancement from Boumatic.  The Evolution is not only extremely reliable when it comes to quickly and gently milking cows, but it is extremely easy to rebuild when it is time.  Not only is the kit simple, but there are no tools required

Easy installation
No stall cock is needed, easily connects and disconnects to the vacuum line
High quality construction ensures long life and durability
Water tight wiring harness, filters & threaded mounts included
No tools to take apart and reassemble

Original Bou-Matic brand piston kits are available using part# 04103