Disconnect the engine's battery for safety before starting work
Brand Part Number Mercury / Quicksilver 27-863726 Mercury / Quicksilver 27-860232 Mercury 27-818832 Mercury 27-871051 Mercury 27-87105 Sierra 18-2849-1 Barr 8503-GO Mallory 961414 GLM 32080
Critical for maintaining correct throttle control and enabling proper gear shifting
It includes all the essential gaskets
replace with each oil change Replacement Frequency With every gear oil change Application Mercury/Mariner outboards and MerCruiser sterndrives with 3/8-16 drain/fill holes What’s in the Box
Thermostat Kit 180°F (82°C) – Fits Volvo Penta 110-167 HP Sterndrive (Replaces 875580, 18-3666) 25-350HP Disconnect the engine's battery forProduct Details This Thermostat Kit 180F (82C) Fits Volvo Penta 110 167 HP Sterndrive (Replaces 875580, 18 3666) is engineered for a wide range of Volvo Penta sterndrive engines, primarily from 1975 to 1993, with horsepower ratings from 110 to 167 HP. It is designed to maintain the engine's optimal operating temperature at a consistent 180F (82C). This kit serves as a direct replacement for Volvo Penta 875580, Sierra 18 3666, and Mallory 9 43010,