Steel 2-groove V-belt crankshaft pulley for Chevrolet small block engines using a short water pump. Measures 7.280 inches in diameter with a three-bolt mounting pattern. Available in chrome or black finish. Designed for standard accessory drive speeds and must be used with a matching Summit or Trans-Dapt steel water pump pulley to maintain proper belt alignment. Provides a durable, clean upgrade that reduces accessory drag and supports reliable belt operation. Sold individually.