Sierra Thermostat for 1987+ GM Engines, Replaces 8M0091470 • 18-3649

• Temperature Rating: 160°F
• For: Fresh water cooling
• Fits: 1987 & Newer GM engines with standard cooling requiring a 160° thermostat
• Limited 2 Year Warranty

Use With:

• 18-2917 Gasket, Thermostat Housing
• 18-3644 Thermostat Kit
• 18-3647 Thermostat Kit
• 18-3648 Thermostat Kit

Interchangeable with:

• Crusader
• 97895
• GLM
• 13100
• Mallory
• 9-43002
• Mercruiser Stern Drive
• 8052732
• 8072522
• 807252T2
• 8M0091470
• 8M0109441