Cummins Fan Idler Assembly 3042770 | For KTA50-G3, KTA50-C, K50, KTA38 Engines | Genuine Replacement

The Cummins Fan Idler Assembly (Part Number: 3042770) is an essential component designed for Cummins KTA50-G3, KTA50-C, K50, and KTA38 engines. This high-quality idler assembly ensures proper tension and alignment of the engine’s fan belt, promoting efficient cooling system operation. Built to Cummins’ rigorous standards, it is durable, reliable, and ideal for heavy-duty applications. By maintaining optimal belt performance, the fan idler assembly contributes to consistent engine cooling and prevents overheating, ensuring long-term engine health and performance.