Sierra 18-3649 Marine Thermostat 160 Degree Mercury GM Replacement
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Sierra 18-3649 Marine Thermostat 160 Degree Mercury GM Replacement

Product Code: SIE18-3649

The Sierra 18-3649 Marine Thermostat is designed for use in fresh water cooling systems. It maintains a 160 degree temperature and serves as a direct replacement for select Mercury and GM marine engines.

  • 160 degree thermostat
  • Fits Mercury and GM marine engines
  • OEM replacement for Mercury part numbers:
    • 805273
    • 807252
    • 807252T
    • 8M0091470
    • 8M0109441
  • Reliable performance for fresh water cooling systems
  • Suggested Retail Price: $49.98