MALOSSI 66 9420.C0 Variator Rollers 6 Units Silver, 19x15.5 / 05g

HTRoll Calibrated Rollers With High Precision for original speed variators and Multivar. HTRolls are made with CPT with a specific formula and their weight is marked on one side. HTRolls represent a technical spare part for the original one, in a complete series of calibrated elements capable of varying your scooter´s transmission ratio and perfectly regulating its speed and acceleration. Operation: - Due to the rotation, the weight of the rollers becomes a centrifugal force the higher the rollers weight, the lower the gear change time, and vice-versa. Variator calibration: - To optimize engine´s performance, select rollers that in operation, maintain the engine at the highest power regime. By diminishing the rollers weight the engine s RPM increases on the contrary, by increasing the rollers weight the RPM decreases. Compatible Brands And Models: - PIAGGIO, PIAGGIO NEW FLY 4V 50 4T euro 2 for ORIGINAL VARIATOR - VESPA, VESPA LX 4V 50 4T euro 2 for ORIGINAL VARIATOR - VESPA, VESPA Primavera 4V 50 4T euro 2 (C532M) for ORIGINAL VARIATOR - VESPA, VESPA S 4V 50 4T euro 2 (C386M) for ORIGINAL VARIATOR