TNT tuning crankshaft for Peugeot Ludix, Speedfight 3/4, Kisbee, Vivacity3 50cc 2-stroke horizontal engine scooters.

The crank webs and con-rod have been reinforced; higher primary compression is achieved and a smoother rotation is achieved with the fuller webs. These crankshafts are perfect for 50cc engines and sport 70cc cylinders.

Small end bearing included (12mm).

Suitable for engines with the air pump removed!