Shelby GT500 Pulley Hub METCO Hub & Hardware 2007 & Newer Shelby GTPulley Mounting 500 This is the same pulley hub included with the Metco Motorsports supercharger pulley kits (MSP2.60, MSP2.70, MSP2.80, & MSP3.00) listed in this section. This kit includes the CNC-machined pulley ring mounting hub and five stainless steel hub-to-pulley ring fasteners with lockwashers. The pulley hub is black oxide coated for long lasting surface protection. This pulley hub is compatible with any of the Metco Motorsports GT500 pulley rings listed in this section.