Naraku torque springs [Set of 3] - Peugeot, Kymco Gegendruckfedernset Naraku consisting of three springs. When using the back pressure spring, the Verschaltdrehzahl the blue pen variator shifts at 1,000 rpm, with the yellow pen at 1,500 rpm, to the red pen at 2,000 rpm. (Roller weights unchanged) The back pressure spring must compress the object, the pulley in the rear converter for the drive belt. On the other hand, it makes the variator interconnect back pressure. A change is needed soon as a tuning measure increases performance. Noticeable by V-belts or not turning out motors. The counter-pressure spring is always in close connection with the variator. If another spring is replaced, the Vario must be tailored to each individual case.