Serpentine Belt Idler Pulley 3" 18-6457 807757T for Mercruiser GM V6 V8 (–)

Includes: - Serpentine Belt Idler Pulley

Fits Models: - Mercruiser GM V6 and V8 engines

Model Years: - Check fitment before purchase

Submodels: - Applies to listed models

Engine Options: - Common engine sizes include 4.3L V6, 5.0L V8, 5.7L V8, and 6.2L V8

Description: This Serpentine Belt Idler Pulley is designed for use with Mercruiser GM V6 and V8 engines, ensuring smooth operation of your engine's accessory drive system. It is a direct replacement for worn or damaged pulleys, helping to maintain proper belt tension and alignment.

Features: - Durable construction for long-lasting performance - Precision-engineered for a factory-spec fit - Reduces friction and wear on serpentine belts - Straightforward fitment with standard tools

Part Number: 18-6457, 807757T