Oxygen Sensor for MerCruiser 5.0 5.7 8.1 8.2 4.5 4.3 350 MAG (1990–2023) 8M2003959

Includes: - Oxygen Sensor

Fits Models: - MerCruiser

Model Years: - 1990–2023

Submodels: - Common models include 5.0, 5.7, 8.1, 8.2, 4.5, 4.3, 350 MAG

Engine Options: - 5.0L V8, 5.7L V8, 8.1L V8, 8.2L V8, 4.5L V6, 4.3L V6, 350 MAG

Description: This Oxygen Sensor is designed for use with MerCruiser engines, providing accurate readings for optimal engine performance and emissions control. It is compatible with a range of engine sizes from 4.3L to 8.2L, ensuring a factory-spec fit for produced between 1990 and 2023.

Features: - Direct replacement for factory-installed sensors - Enhances fuel efficiency and reduces emissions - Durable construction for long-lasting performance - Direct fitment with no modifications required - Compatible with multiple MerCruiser engine configurations

Part Number: 8M2003959