BBK 96-01 Mustang 4.6 GT Cobra Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc) (1555) 1647 4224210 is a 4-pad spring-centered

4224210 is a 4-pad spring-centered race disc made with high quality

600870 is a Streetlite flywheel

FM3-SPSS kit features a Sport pressure plate for a nice upgrade

AI4-HDG4 kit features ACT's most popular Heavy Duty pressure plate

Now your filter looks like new again and is ready to perform like new again and last thousands more miles

BBK 96-01 Mustang 4.6 GT Cobra Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc) (1555) 1647 4224210 is a 4-pad spring-centeredInstall a set of BBK performance underdrive pulleys and see an average of 8 15 additional horsepower over the stock pulleys. Under drive pulleys increase engine output by reducing the draw of the engines accessories by slowing them down and reducing the HP they use. Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet