SIERRA 142°F MerCruiser Thermostat Kit – 18-3651

Description

SIERRA 142°F MerCruiser Thermostat Kit – 18-3651

The SIERRA 142°F MerCruiser Thermostat Kit – 18-3651 is a marine cooling-system replacement component designed for MerCruiser sterndrive cooling systems using Sierra 18-3651. Its 142°F (61°C) operating rating helps the engine reach and maintain the intended cooling-system temperature. It is a fit-specific service part; confirm the engine model, serial range, cooling configuration, and OEM interchange before installation.

• Designed for MerCruiser sterndrive cooling systems using Sierra 18-3651
• Thermostat temperature rating: 142°F (61°C)
• Service kit groups the thermostat and/or required sealing components for cooling-system maintenance
• Helps restore correct engine warm-up and operating-temperature control
• Fit-specific design reduces guesswork during scheduled cooling-system service

Specifications

• Manufacturer: Sierra
• Part Number: 18-3651
• Product Type: Thermostat Kit
• Application: MerCruiser sterndrive cooling systems using Sierra 18-3651
• Temperature Rating: 142°F (61°C)
• OEM / Aftermarket Interchange: GLM 13380; Mallory 9-43152
• UPC: 030999316158