Desmo Demystified

Ducati is considered by many to be the Ferrari of motorcycles. The comparison is well deserved. In addition to a long racing history, Ducatis are a joy to ride, expensive, beautiful and a pain in the ass to work on.

A simple desmodromic valvetrain in action.

Let’s focus on that last one.

Synonymous with the name Ducati is the term “Desmo,” short for desmodromic. A desmo valvetrain does not rely on springs to close the intake and exhaust valves. A cam lobe opens the valve, and another cam lobe closes the valve. This design has been used on almost all Ducati motorcycles since 1968.

TL:DR
Make your desmo service easier with these recommended tools and helpful video.

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