Serpentine Belt Idler Pulley – Fits Volvo Penta 3.0L, 4.3L, 5.0L, 5.7L, 8.1L Engines (Replaces 3861009) 155HP Replace the housing cover and

Replace the housing cover and secure it with the clips

Remove the pump's end cover to access the old impeller

Product Type Exhaust Elbow Gasket Material Metal/Fiber Composite Dimensions 6

This is essential for marine components like pulleys that are exposed to moisture and harsh conditions

The choice depends on user preference for maintenance

Serpentine Belt Idler Pulley – Fits Volvo Penta 3.0L, 4.3L, 5.0L, 5.7L, 8.1L Engines (Replaces 3861009) 155HP Replace the housing cover andProduct Details This aftermarket Serpentine Belt Idler Pulley is designed for a wide range of Volvo Penta marine gas engines, including 3. 0L, 4. 3L, 5. 0L, 5. 7L, and 8. 1L models. It fits various GL, GXi, OSi, and Gi series engines manufactured from approximately 2000 to 2010, ensuring reliable performance for your sterndrive system. This component is a direct replacement for Volvo Penta part number 3861009. Engineered for direct fit installation.