VHM 28.50 +3.50 1.80 Cylinder head domeRef : VHM0438 / VHMAE32295-E

This 28.50 cm³ insert is the VHM reference for the Beta RR300 and has been developed for optimum performance. The combustion chamber fits perfectly into the VHM cylinder head and is easy to replace. The last digits of the reference number are engraved on the insert for easy identification.

• Better overall performance
• Quick adjustment