Polini hi-speed variator kit

Code: 241.750

Polini variator kits are born from the experience in setting up transmissions. The result is an engine with a more decisive and uniform pickup and constant performance over time. The maximum torque is reached in a much shorter time than the original variators or other brands. Made with the highest quality materials and according to the most advanced processing standards, they are in fact the best variators ever produced.The mobile pulley is made of a special perfectly balanced silicon alloy and does not produce vibrations, slowing down the wear of all moving components. the rollers covered in nylon and with a calibrated weight guarantee a high resistance to wear, the variator bushing is made of self-lubricating sintered bronze while the variator pin is made of chromed, ground and lapped steel.

Features:

• Specific for: Derbi GP1 50 2001>2003​
• Roller guide plate in treated steel
• Mobile half-pulley: die-cast in special silicon alloy, finished with diamond tools.
• Rollers: calibrated weight, with nylon coating, guarantee high wear resistance.
• Variator bushing in self-lubricating sintered bronze
• Variator pin in hardened and tempered chromed steel, ground and finally lapped.