The New MHR Overrange 2013 variator! You are optimally equipped to get the most out of your engine, this parts need to be used in conjuction with the MHR X-kevlar 2013 belt and MHR Rear pulley aluminium 2013. The MHR 2005 Variator allows for much smoother engine running and thus easier adjustment. Different angles and optimised roller curves ensure an increase in performance as compared to common sport variators. A must-have for performance engines.