Small & Big Block Chevy Serpentine Water Pump Pulley 6 Rib 5.25 Long WP 350 454

6-rib Aluminum Serpentine High Water Flow Ratio Water Pump Pulley for Chevy Small and Big Blocks with Long Water Pumps. Designed to Replace Factory V-belt or Steel Serpentine Pulleys. Chevy Small Block & Chevy Big Block. Chevy Small Block 7 Standard Rotation Long Water Pump. Chevy Big Block 7.287 Standard Rotation Long Water Pump.

6-rib Serpentine Water Pump Pulley (5 1/4).

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