O2 Oxygen Sensor for Mercruiser 5.0 5.7 8.1 8.2 4.5 4.3 350 Mag (1990–2023) 3883724

Includes: - O2 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, 5.7L, 8.1L, 8.2L, 4.5L, 4.3L, 350 Mag

Description: This O2 Oxygen Sensor is designed for various Mercruiser marine engines, ensuring optimal performance and emissions control. It is compatible with a range of engine sizes from 4.3L to 8.2L, making it a versatile choice for boat owners. This sensor monitors the oxygen levels in the exhaust, allowing the engine control unit to adjust the air-fuel mixture for improved efficiency.

Features: - Direct replacement for Mercruiser engines - Enhances fuel efficiency and reduces emissions - Durable construction for marine environments - Bolt-on installation with standard tools - Compatible with multiple engine sizes

Part Number: 3883724