BBK SFI Approved Underdrive Pulleys for 1996-April 1, 2001 4.6L 2V Mustangs.BBK now offers SFI approved performance pulley kits with a SFI approved steel crank damper. Built from high quality CNC machined aluminum & steel each BBK kit is designed asa direct bolt on to replace the stock pulleys that rob your engine of horsepower.
Each SFI pulley kit is designed specifically for each vehicle. This pulley kit for the 1996-2001 Mustang GT ? is designed as a 3 piece kit. As with their traditional puley systems horsepower gains are approximately 9-12 rear wheel horsepower which is a result of the reduced drag which also helps with overall fuel economy. As with all BBK parts these SFI approved pulley kits offer BBK's distinctive quality that guarantee many years of top performance.
ALL BBK performance under drive pulley kits use existing factory serpentine belts.
A quick way to tell if you have early or late pulleys is early 2001 pulleys faces are bowed outward, later models it is recessed.