Compressor pulley Mini Cooper S (R52/R53) Supercharged Engines 20% - 52,5mm

The reduced supercharger pulley is available in various sizes. The aluminum compressor pulley with stainless steel inside gives the compressor more rotational speed, so that more air enters the cylinder.

Dimension: 20% - 52,5mm

15% pulley, it is 15% smaller in circumference and therefore gives 15% more revolutions to the compressor.This allows more power to be programmed.The software and pulley belt must be adjusted after installation.