Thermostats - Mercury

Additional Details:

• Temperature Rating: 120°F
• Fits: Various Mercury/Mariner 6-25 hp 2 cycle outboards

Interchanges/Replaces

Mallory

• 9-43052

Mercury Marine

• 14586A3
• 75692A10
• 75692A11
• 75692A9

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3549	GLM 13120 Mallory 9-43014 Mercury Marine 14586 Sears 14586	1	Thermostat		N/A
18-0182	GLM 30610 Johnson/Evinrude Outboard 310058 Mallory 9-60002 Mercury Marine 27-62386 27-62386001 Mercury Race Outboard 27-62386001	1	Thermostat Gasket		N/A
18-0323	GLM 32760 Mercury Marine 27-14318 27-14318 2 27-14318 3 27-14318005 27-143184	1	Thermostat Gasket		N/A
NSS	Mercury Marine 27-19205002	1	Thermostat Gasket	No Image	N/A

Additional Details:

• Temperature Rating: 130°F

Interchanges/Replaces

Mallory

• 9-43175

Mercury Marine

• 855676002
• 8M0119207

Nissan/Tohatsu Outboard

• 3R3-01030-0

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-60920	Mallory 9-60920 Mercury Marine 27-853702 27-853702005 27-898101194 Nissan/Tohatsu Outboard 346-01032-0	1	Thermostat Gasket		N/A
18-3540	Mallory 9-43035 Yamaha Outboard 688-12411-00-00 688-12411-01-00 688-12411-10-00 688-12411-11-00 6E5-12411-10-00 6E5-12411-20-00 6E5-12411-30-00	1	Thermostat		N/A

Additional Details:

• Temperature Rating: 160°F
• For: Fresh Water Cooling
• Fits: 470/485 models (s/n 6218036 and below)

Use With:

• 18-3652: Thermostat Kit

Interchanges/Replaces

Crusader

• 96358

GLM

• 13050

Mallory

• 9-43000

Mercruiser Stern Drive

• 76270
• 76270T

Additional Details:

• Temperature Rating: 160°F
• Fits: 1998 & newer GM V-6 & V-8 engines with closed cooling

Use With:

• 18-3568: Thermostat Kit
• 18-3667: Thermostat Kit

Interchanges/Replaces

GLM

• 13040

Mallory

• 9-43001
• 9-43016

Mercruiser Stern Drive

• 991551
• 99155A1
• 99155T2

Additional Details:

• Temperature Rating: 160°
• For: Fresh Water Cooling
• Fits: 1987 & newer GM engines with standard cooling requiring a 160° thermostat

Use With:

• 18-2917: Thermostat Gasket
• 18-3644: Thermostat Kit
• 18-3647: Thermostat Kit
• 18-3647D: Thermostat Kit (Display Pack)
• 18-3648: Thermostat Kit
• 18-3648D: Thermostat Kit (Display Pack)

Interchanges/Replaces

Crusader

• 97895

GLM

• 13100

Mallory

• 9-43002

Mercruiser Stern Drive

• 8052732
• 8072522
• 807252T2
• 8M0091470
• 8M0109441

Key Features:

• For: Ford 302 / 351 CID Engines

Additional Details:

• Temperature Rating: 142°F
• Used on all: V-8 Chrysler engines w/Rochester carburetors 1986 - present
• For: Raw water cooled engines

Use With:

• 18-3646: Thermostat Kit
• 18-3646D: Thermostat Kit (Display Pack)
• 18-3651: Thermostat Kit
• 18-3651D: Thermostat Kit (Display Pack)
• 18-3662: Thermostat Kit
• 18-3668: Thermostat Kit
• 18-3668D: Thermostat Kit (Display Pack)
• 18-3671: Thermostat Kit
• 18-3671D: Thermostat Kit (Display Pack)

Interchanges/Replaces

Chrysler Inboard

• 4142885

Crusader

• 96319

GLM

• 13030

Mallory

• 9-43013

Mercruiser Stern Drive

• 32728
• 35884
• 59137
• 59137A1
• 67464
• 8052731
• 8072521
• 807252T1
• 8M0089715

Osco

• 143-DEG

Pleasurecraft

• RO26002E

Additional Details:

• Temperature Rating: 120°F

Use With:

• 18-3569: Thermostat Kit
• 18-43052: Thermostat Kit

Interchanges/Replaces

GLM

• 13120

Mallory

• 9-43014

Mercury Marine

• 14586

Sears

• 14586

Additional Details:

• Fits: MCM 4.3L, 5.0L, 5.7L & 6.2L MPI engines w/dry joint exhaust & closed cooling

Interchanges/Replaces

Mallory

• 9-43015

Mercruiser Stern Drive

• 864493

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-1508	GLM 85860 Mercruiser Stern Drive 25-807134 25-8071341	1	Thermostat Seal		N/A

Key Features:

• 160°
• Indmar GM and Ford Raw Water Cooled Engines

Additional Details:

• Fits: MCM 496 Mag & HO and MIE 8.1L & HO

Interchanges/Replaces

Indmar

• S985009

Mallory

• 9-43017

Mercruiser Stern Drive

• 863358T
• 8M0074922
• 8M0076464

Additional Details:

• Temperature Rating: 143°F

Use With:

• 18-3672: Thermostat Kit
• 18-3672D: Thermostat Kit (Display Pack)
• 18-43051: Theromstat Cover Kit

Interchanges/Replaces

GLM

• 13010

Mallory

• 9-43019

Mercury Marine

• 62981
• 66850
• 75692
• 75692B

Additional Details:

• Temperature Rating: 140°F
• Fits: MerCruiser 120/2.5L (s/n 2324347 & Up) w/cast iron exhaust manifolds
• Fits: Mercruiser 140-3.0L (s/n 0L340999 & below) and 165

Use With:

• 18-3650: Thermostat Kit
• 18-3650D: Thermostat Kit (Display Pack)

Interchanges/Replaces

Chrysler/Force/US Marine

• F84068
• F84068-1
• F84068-2
• F85068-2

GLM

• 13020

Mallory

• 9-43020

Mercruiser Stern Drive

• 59078
• 59078A1
• 59078B

Additional Details:

• Temperature Rating: 160°F

Interchanges/Replaces

Mallory

• 9-43100

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3649	Crusader 97895 GLM 13100 Mallory 9-43002 Mercruiser Stern Drive 8052732 8072522 807252T2 8M0091470 8M0109441	1	Thermostat		N/A
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2917	GLM 31560 GM 3701777 Mallory 9-60007 9-60007-10 Mercruiser Stern Drive 27-33179 27-53045 27-530451 27-53045B1 F10077105 FI1101276 FI1101291 FI5000096 OMC Inboard 3701777 OMC Stern Drive 3701777	1	Thermostat Gasket		N/A

Additional Details:

• Temperature Rating: 142°F
• Fits: 1983 & newer GM V-6 & V-8 engines with standard cooling

Interchanges/Replaces

GLM

• 13390

Mallory

• 9-43150

Mercruiser Stern Drive

• 807252Q4
• 807252T4
• 807252T7

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2552	GLM 31670 Mallory 9-60008 Mercruiser Stern Drive 27-331791 27-331792 27-33179B2	1	Thermostat Cover Gasket		N/A
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2554	GLM 31630 Mallory 9-60006 Mercruiser Stern Drive 27-41812 27-41812B 27-41812Q 27-90556 Osco 41812	1	Thermostat Cover Gasket		N/A
18-2917	GLM 31560 GM 3701777 Mallory 9-60007 9-60007-10 Mercruiser Stern Drive 27-33179 27-53045 27-530451 27-53045B1 F10077105 FI1101276 FI1101291 FI5000096 OMC Inboard 3701777 OMC Stern Drive 3701777	1	Thermostat Gasket		N/A
18-3551	Chrysler Inboard 4142885 Crusader 96319 GLM 13030 Mallory 9-43013 Mercruiser Stern Drive 32728 35884 59137 59137A1 67464 8052731 8072521 807252T1 8M0089715 Osco 143-DEG Pleasurecraft RO26002E	1	Thermostat		N/A
18-7173	Chrysler/Force/US Marine 25-30224 GLM 82250 Johnson/Evinrude Outboard 310327 Mallory 9-76501 Mercruiser Stern Drive 25-30224 25-30224Q Mercury Marine 25-27018 25-30224 25-30224Q OMC Stern Drive 310327	1	O-Ring		N/A

Key Features:

• 140°F

Additional Details:

• Fits: 1982 & older Ford & GM V-8 engines w/standard cooling & 1996 & older hi-performance models
• Fits: engines with closed cooling

Interchanges/Replaces

GLM

• 13380

Mallory

• 9-43151

Mercruiser Stern Drive

• 807252Q3
• 807252T6

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2834	Barr MC472760208 GLM 31620 Mallory 9-60011 Mercruiser Stern Drive 27-60208	1	Thermostat Cover Gasket		N/A
18-2844	Barr MC472748818 GLM 31510 Mallory 9-60010 Mercruiser Stern Drive 27-48818 27-488181 27-48818Q01	1	Thermostat Gasket		N/A
18-2917	GLM 31560 GM 3701777 Mallory 9-60007 9-60007-10 Mercruiser Stern Drive 27-33179 27-53045 27-530451 27-53045B1 F10077105 FI1101276 FI1101291 FI5000096 OMC Inboard 3701777 OMC Stern Drive 3701777	1	Thermostat Gasket		N/A
18-3551	Chrysler Inboard 4142885 Crusader 96319 GLM 13030 Mallory 9-43013 Mercruiser Stern Drive 32728 35884 59137 59137A1 67464 8052731 8072521 807252T1 8M0089715 Osco 143-DEG Pleasurecraft RO26002E	1	Thermostat		N/A

Additional Details:

• Temperature Rating: 142°F

Interchanges/Replaces

GLM

• 13380

Mallory

• 9-43152

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2554	GLM 31630 Mallory 9-60006 Mercruiser Stern Drive 27-41812 27-41812B 27-41812Q 27-90556 Osco 41812	1	Thermostat Cover Gasket		N/A
18-2834	Barr MC472760208 GLM 31620 Mallory 9-60011 Mercruiser Stern Drive 27-60208	1	Thermostat Cover Gasket		N/A
18-2844	Barr MC472748818 GLM 31510 Mallory 9-60010 Mercruiser Stern Drive 27-48818 27-488181 27-48818Q01	1	Thermostat Gasket		N/A
18-3551	Chrysler Inboard 4142885 Crusader 96319 GLM 13030 Mallory 9-43013 Mercruiser Stern Drive 32728 35884 59137 59137A1 67464 8052731 8072521 807252T1 8M0089715 Osco 143-DEG Pleasurecraft RO26002E	1	Thermostat		N/A

Additional Details:

• Temperature Rating: 140° F
• Fits: 1998 & older MCM GM in-line 4 & 6 cyl. engines

Interchanges/Replaces

GLM

• 13370

Mallory

• 9-43153

Mercruiser Stern Drive

• 59078T3

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2831	Barr MC472747590 GLM 31430 Mallory 9-60012 Mercruiser Stern Drive 27-47590 27-475901 27-47590B1	1	Thermostat Cover Gasket		N/A
18-3550	Chrysler/Force/US Marine F84068 F84068-1 F84068-2 F85068-2 GLM 13020 Mallory 9-43020 Mercruiser Stern Drive 59078 59078A1 59078B	1	Thermostat		N/A

Additional Details:

• Temperature Rating: 120°F
• Fits: Various Mercury/Mariner 70-125 hp 2 cycle outboards (1987 and newer)

Interchanges/Replaces

GLM

• 13124

Mallory

• 9-43155

Mercury Marine

• 803061T1

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0182	GLM 30610 Johnson/Evinrude Outboard 310058 Mallory 9-60002 Mercury Marine 27-62386 27-62386001 Mercury Race Outboard 27-62386001	1	Thermostat Gasket		N/A
18-0339	GLM 32820 Mallory 9-60004 Mercury Marine 27-43006 2 27-430061 27-430063 27-430065 27-430066 27-430067 27-430068	1	Thermostat Gasket		N/A
18-3549	GLM 13120 Mallory 9-43014 Mercury Marine 14586 Sears 14586	1	Thermostat		N/A

Additional Details:

• Fits: 1987 & newer GM engines with standard cooling requiring a 160° thermostat
• Temperature rating: 160°F

Interchanges/Replaces

GLM

• 13101

Mallory

• 9-43157

Mercruiser Stern Drive

• 807252Q5
• 807252T8

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2552	GLM 31670 Mallory 9-60008 Mercruiser Stern Drive 27-331791 27-331792 27-33179B2	1	Thermostat Cover Gasket		N/A
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2844	Barr MC472748818 GLM 31510 Mallory 9-60010 Mercruiser Stern Drive 27-48818 27-488181 27-48818Q01	1	Thermostat Gasket		N/A
18-2917	GLM 31560 GM 3701777 Mallory 9-60007 9-60007-10 Mercruiser Stern Drive 27-33179 27-53045 27-530451 27-53045B1 F10077105 FI1101276 FI1101291 FI5000096 OMC Inboard 3701777 OMC Stern Drive 3701777	1	Thermostat Gasket		N/A
18-3649	Crusader 97895 GLM 13100 Mallory 9-43002 Mercruiser Stern Drive 8052732 8072522 807252T2 8M0091470 8M0109441	1	Thermostat		N/A
18-7173	Chrysler/Force/US Marine 25-30224 GLM 82250 Johnson/Evinrude Outboard 310327 Mallory 9-76501 Mercruiser Stern Drive 25-30224 25-30224Q Mercury Marine 25-27018 25-30224 25-30224Q OMC Stern Drive 310327	1	O-Ring		N/A
18-0398	GLM 35060 Mallory 9-60009 Mercruiser Stern Drive 27-33918 27-8M2021920 OMC Stern Drive 312797 3852111 Volvo Penta 3852111 835417 856347	1	Thermostat Gasket		N/A