Thermostats & Accessories

MerCruiser Thermostat Housing Gasket 27-530451 Thermostat Housing Gasket 530451 is for use on V-6 and V-8 MerCruiser stern drive and inboard engines made by General Motors. It can also be used on...

OEM Quicksilver/Mercury Thermostat Kit- 160 Degree  807252Q5 Thermostat 807252Q5 is for V-6 and V-8 MerCruiser engines (except high performance engines) made by General Motors (model year 1987...

Thermostat 8M0109441: Is for MerCruiser engines made by General Motors with standard cooling systems requiring the use of the 160 degree (F) thermostat. 

OEM MerCruiser Therm Cover Gasket Lower 27-53045Q01 The Quicksilver Thermostat Housing Gasket fits MCM/MIE GM V‑8 engines.

OEM Quicksilver/Mercury Thermostat 140 Degree 8M0089715 Thermostat 8M0089715 is for various MerCruiser stern drive applications with standard cooling systems. See your owner's manual or service...

OEM Quicksilver/Mercury Thermostat Kit- 140 Degree  807252Q4 Thermostat 807252Q4 is for V-6 and V-8 MerCruiser engines (except high performance engines) made by General Motors (model year 1983...

MerCruiser Thermostat Gasket 27-47510 The Quicksilver Thermosat Gasket fits MCM/MIE GM V-6 & V-8 engines w/older style 2 piece thermostat housing.

OEM Quicksilver/Mercury Thermostat 864493 Thermostat 864493 is for MerCruiser stern drive engines 4.3L, 4.5L, 5.0L, 5.7L and 6.2L MPI (Multi-Port Injection) with dry joint exhaust and closed cooling...

OEM Quicksilver/Mercury Thermostat Kit- 140 Degree  807252Q 3 Thermostat Kit 807252Q3 is for 1982 and older, V-8 MerCruiser marinized stern drive and inboard engines with standard cooling systems...

OEM Quicksilver/Mercury Thermostat 130 Degree  8M0057307 Thermostat 8M0057307 is for select Mercury Optimax, 3.0L, non-Pro, V-6 outboards (s/n 1B227000 and above). It is a 130 F degree thermostat...

OEM Quicksilver/Mercury O/B Thermostat Kit  75692Q2 Thermostat 75692Q2 is for 135 hp through 15 hp V-6 Mercury and Mariner outboards with serial number A9046446 and higher; 175 hp Mercury and...

OEM Quicksilver/Mercury Thermostat Kit- 160 99155T 1 Thermostat 991551T1 is L98for 1998 and newer MerCruiser marinized V-6 and V-8 engines made by General Motors using closed cooling systems and...

OEM Quicksilver/Mercury Thermostat- 160 99155 1 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our...

OEM MerCruiser Thermostat Housing Gasket 27-33179Q02 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of...

OEM Quicksilver/Mercury Thermostat Kit- 140 Degree  59078Q 3 Thermostat 59078Q3 kit is for use in older MerCruiser in-line 4-cylinder and 6-cylinder engines made by General Motors. The two-piece kit...

OEM Quicksilver/Mercury Thermostat- 140 Mercury 59078 Thermostat 59078 is for use in MerCruiser 120/2.5L engines (with s/n 2324347 and higher) with cast iron exhaust manifolds. Also for use in...

OEM Quicksilver/Mercury O/B Thermostat- 143 Degree  833072003 Thermostat 833072003 is for select Mercury Optimax, 2.5L, non-Pro, V-6 outboards (s/n 1B227000 and above). It is a 143 F degree...

MerCruiser Thermostat- 120 Degree 14586 Thermostat 14586 is for Mercury 40 hp through 60 hp 4-stroke outboards (s/n 1C050252 and above). It is a 120 F degree thermostat. Thermostat only. Additional...

OEM Quicksilver/Mercury Thermostat 75692Q03 Quicksilver thermostat Kit 143 Degrees fits Mercury/Mariner V-6 135 hp, V-6 150 hp A904646>, V-6 175 hp C100861>, and V-6 200 hp 6435503>. Replaces...

OEM Quicksilver/Mercury 143 3-Cycle/V6 O/B Thermostat  75692 Thermostat 75692 is for select 135 hp through 200hp Mercury and Mariner EFI and carburetor fueled 2-cycle, V-6 outboards. It is a 143 F...