Engine solutions

Engine valves and valvetrain

Our valve actuation technologies are designed to achieve the highest valvetrain dynamic performance, ensuring low friction losses, and minimal component wear. Our rocker arms, roller rocker arms, hydraulic lifters, and hydraulic lash adjusters maintain precise valve lash and enable low friction, maintenance-free operation throughout the engine's lifecycle.

Deactivating Hydraulic Lash Adjuster

Diesel variable valve actuation

Engine Brake

Engine valves

Hydraulic lash adjusters

Rocker arms

Switching Roller Finger Follower

Eaton helps vehicle and engine manufacturers meet the demand for more efficient engines with a comprehensive valvetrain portfolio for any valvetrain type. We are the leading producer of engine valves in the world, producing over one million valves per day and supplying many production and aftermarket customers.

If you are an engine manufacturer searching for valvetrain solutions for overhead camshaft (OHC) or overhead valve (OHV) engines, Eaton has a solution for you.

Put our decades of engine air management expertise to work with a custom solution designed to your exact specifications and requirements.

Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.