Cooling Fan Blade OE 1-13660-328-0 1136603280 For ZAX200 ZAX210 6BG1 Excavator Engine Parts Describe: The Hitachi Excavator Cooling Fan Blade (OE 1-13660-328-0 / 1136603280) is a factory-spec engine cooling replacement part. It is engineered to maintain low operating temperatures in high-stress earthmoving applications, protecting the engine block from overheating. Key Features: Technical Specifications Blade Count: 7 blades Mounting Holes: 4 bolt hole configuration Outer