Athena Cylinder Kit For over 10 years, Athena invested in the best and most moderntechnologies for the production of cylinders and their components,
whichare not only used by OE manufacturers, but also the best racing teamsin the world.
- Technical Information:
- Material of cylinder: Aluminium
- Type of cooling: water-cooled
- Bore: 40 mm
- Stroke: 39 mm
- Engine size: 49 cc
- Compression ratio: 14.2:1
- Piston pin diameter: 12 mm
- Number of transfer ports: 5
- Shape of the piston crown arched
- Number of piston rings: 1
- Thickness of the upper piston ring: 1 mm
- Type of piston ring: chrome
- Outlet: two divided
- Cylinder Head: Included
- Maximum power at the crank: 7.73 HP