Steel 3-groove V-belt crankshaft pulley for Chevrolet small block engines equipped with a long water pump. Measures 7.740 inches in diameter with a three-bolt mounting pattern and is available in chrome or black finish. Designed for standard accessory drive speeds and must be paired with a matching Summit or Trans-Dapt steel water pump pulley to ensure correct belt alignment. A clean, durable pulley upgrade that helps reduce accessory drag and maintain smooth belt operation. Sold individually.