BBK 1591 Underdrive Pulley Kit For GM LT1 Camaro, Firebird - 1 Piece CNC Machined Aluminum

BBK Aluminum Under drive Crank Pulley for GM LT-1 Camaro/Firebird is made from aircraft quality aluminum alloy. These BBK under drive front accessory pulley kits are one of the easiest ways to free up an average of 8-15 horsepower in under 30 minutes. These BBK pulley kits are designed as direct bolt on replacements for the current factory pulleys and retain full cooling and charging characteristics.