- Optimized Kits Now Include More Common Sizes
- Shim Kits For Your 2 or 4 Valve Ducati
- Desmodromic shims, tools and expertise. MBP Valve Retaining System.
- Valve holder tools for all Testestrettas now available.
- From 4-Valve Desmoquattros to Traditional 2-Valve L-twins we've got you covered.
- Whether you race, track ride, or just want the very best for your Duc.
Welcome to EMS Ducati. We are the source for Ducati 2 valve and 4 valve adjustment shim kits, the MBP Valve Retaining System, and valve adjustment tools. We are the world standard in aftermarket Desmodromic shims, tools and expertise. Each and every shim is 100% individually inspected and quality controlled, resulting in higher quality shims than OEM! We also feature purpose built valve adjustment tools so you can now do your own maintenance and save money.