Overview Reviews Product Description S54/7-137mm crank pulley as used in the E46 M3 VT2-575 supercharger system from ESS. Product Videos Custom Field Product Reviews Write a Review Write a Review × S54/7-137mm crank pulley Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *