- Further development of the Cobra Evo
- quieter
- more power with the same torque
- 37mm flange
- 70mm damper
- Stud spacing 54-62mm
- 135-180cc
- Timing:
Cylinder with exhaust port 126-128/190
Cylinder with booster 126-128 main exhaust 196 secondary exhaust 180/182
Cylinder with one-piece exhaust 126-128/194