Top engine 88cc (52mm) kit from Daytona with big valves for Honda 12 volts (NT) and Skyteam replicas engines .
It comes complete with the cylinder, the complete piston, the gasket set, camshaft and racing complete cylinder head.
Inlet valve diameter Ø25mm.
Diameter exhaust valve Ø22mm.
No cylinder size marked but Daytona instead.