140° Thermostat Kit for Mercruiser 5.0L 5.7L 7.4L V6 4.3L (18-3668, 807252Q4)

Includes: - 140° Thermostat Kit

Fits Models: - Mercruiser

Model Years: - Check fitment before purchase

Submodels: - Applies to listed models

Engine Options: - 5.0L V8, 5.7L V8, 7.4L V8, 4.3L V6

Description: This 140° Thermostat Kit is designed for Mercruiser marine engines, ensuring optimal engine temperature regulation for enhanced performance and longevity. It replaces OEM part numbers 18-3668 and 807252Q4, making it a reliable choice for maintaining your boat's cooling system.

Features: - Direct replacement for Mercruiser engines - Maintains optimal engine temperature - Compatible with multiple engine sizes - Direct fitment for DIY enthusiasts - Durable construction for marine environments

Part Number: 18-3668, 807252Q4