New Sierra 18-3668 Marine Thermostat Kit.
Interchange
- GLM 13390
- Mallory 9-43150
- MerCruiser/Mercury 807252Q4, 807252T4, 807252T7
Features
- Temperature Rating: 142 degrees (F)
- Fits: 1983 & newer GM V-6 & V-8 engines with standard cooling
About Sierra
Sierra provides premium-quality aftermarket replacements for over 6,000 marine parts, tools, and components. Sierra products are engineered to meet or exceed OEM standards, and stand up in harsh marine environments. Every new Sierra part comes with a limited lifetime warranty that covers the useful life of the product against any defects in workmanship and materials.
