Idler Pulley – Fits Mercury Marine/MerCruiser GM V6 V8 Engines (Replaces 807757T) 15-20HP this pulley ensures proper belt

this pulley ensures proper belt tension and smooth engine operation

and Nissan/Tohatsu equivalents

or engine overheating alarms

958359 Volvo Penta AD40B 4-Stroke 966978

Ensure the engine is off and cool

Idler Pulley – Fits Mercury Marine/MerCruiser GM V6 V8 Engines (Replaces 807757T) 15-20HP this pulley ensures proper beltProduct Details This is a high quality replacement Idler Pulley Fits Mercury Marine MerCruiser GM V6 V8 Engines (Replaces 807757T), engineered for durability and performance. It is designed to fit late model GM V6 and V8 engines (19962006), including MerCruiser 4. 3L, 5. 0L, 5. 7L, 6. 2L, and 8. 1L sterndrive or inboard models equipped with a serpentine belt system. This component serves as a direct replacement for Mercury MerCruiser part number