In competition Rotax (RMC), the compliance of the profile of the combustion chamber is closely scrutinized. The cylinder head template Rotax is a precision measuring tool that allows you to instantly check if your cylinder head meets the approval ratings imposed by the manufacturer.
This tool makes it possible to control the shape of the cylinder head dome and ensure that no retouching (machining) has been made to increase the compression ratio or modify the flow of gases. It is the tool that technical commissioners use during post-race checks.