The Edelbrock part #15902 kit contains all the parts necessary to upgrade an Edelbrock supercharger Kit part #1590 to the #1591 599 horsepower level. Parts supplied include the Z06 fuel pump and a 3.5" supercharger drive pulley.

Product Features:

• 599 Maximum Horsepower
• Stage 2 - Street/Strip System System Type
• Includes All Necessary Installation Items
• For Part #1574, 1590, 1593
• 6-Rib 3.50 in. Pulley