Getting the most from e61 flow control kits at home

If you're looking to level up your espresso game, installing e61 flow control kits is probably the most effective mod you can do right now. It basically turns a standard prosumer machine into a profiling powerhouse without needing to spend thousands on a high-end Slayer or a Decent. Most of us who have lived with an E61 group head for a while know they are built like tanks, but they are also a bit "one-note" when it comes to how they deliver water. These kits change that dynamic entirely. ...

May 11, 2026 · 7 min · Sidonie Cristyn