Billet Specialties water pump pulley designed for small and big block Chevrolet engines with a long water pump. Precision CNC machined from forged 6061-T6 aluminum for superior strength and balance. Features a 2-groove V-belt design and a 6" diameter for proper accessory drive alignment. Each pulley is polished to a mirror finish and includes stainless steel mounting hardware. Billet pulley nose cones are sold separately.

• Fits small block and big block Chevy engines with long water pump
• 2-groove V-belt design
• 6" diameter
• CNC machined from forged 6061-T6 aluminum
• Mirror polished finish
• Includes stainless steel mounting hardware
• Billet pulley nose cones sold separately
• For use with dual bolt pattern flanged water pumps or single bolt pattern flange with 4 x 2.125" bolt pattern