The Crusader 97950 aluminum crankshaft mounted pulley is designed for the raw water pump belt on Crusader marine engines. This pulley fits Crusader 350 horsepower 454 c.i.d. engines manufactured up to approximately 1992. Machined from durable billet aluminum, it serves as a direct replacement for the earlier stamped steel pulley design. The product image may display the original stamped steel version for reference. This genuine Crusader component provides long lasting performance and precise fitment for reliable raw water pump operation. It replaces the original stamped steel pulley used on older 454 engines. Product Details: Crankshaft mounted pulley for raw water pump belt Fits Crusader 350 hp 454 c.i.d. engines up to approximately 1992 Machined from billet aluminum Replaces earlier stamped steel pulley design Original Crusader part Manufacturer Part Number: 97950 Brand: Crusader Weight: 1.5 lb (dimensional weight 1.5)