Mercruiser Thermostat Gaskets

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Sierra Thermostat Gaskets

Mallory Thermostat Gaskets

902851424322695718-28319-60012
120/2.5L(2)2324347UP18-28319-60012
140 (4 CYL)/3.0L2508261UP18-28319-60012
3.0L/3.0LXC856559UP18-28319-60012
160(2)2326069277003118-28319-60012
1652770032581343318-28319-60012
165/3.7L (4 CYL)6916779UP18-2555 -
170 (4 CYL)6916779UP18-2555 -
175/4.3L, 4.3LX (262 CID)(3)B527955UP18-2553(10) 9-60005(16)
175/4.3L, 4.3 LX (262 CID)(4)B527955UP18-2552(11)9-60008(17)
175/4.3L, 4.3 LX (262 CID)(4)F001220UP18-2552(11)9-60008(17)
180/3.7L-LX (4 CYL)6916779UP18-2555 -
185 (229 CID)6330183691965518-2553(10) 9-60005(16)
185 (262 CID)A331455B52795418-2553(10) 9-60005(16)
190 (4 CYL)6916779UP18-2555 -
2002453769271207218-28319-60012
200 GM6218462B52598118-2553(10) 9-60005(16)
200/5.0L0B5259820F60099918-2917 9-60007
200/5.0L GM(3)B525982UP18-2553(10) 9-60005(16)
200/5.0L GM(4)B525982UP18-2552(11)9-60008(17)
205 (262 CID)A331455B52795418-2553(10) 9-60005(16)
205/4.3L, 4.3LX (262 CID)(3)B527955D71436918-2553(10) 9-60005(16)
205/4.3L, 4.3 LX (262 CID)(4)B527955D71436918-2552(11)9-60008(17)
205/4.3L, 4.3 LX (262 CID)(4)F001220UP18-2552(11)9-60008(17)
215 FORD3040411UP18-28349-60011
215 FORD MCM/MIE3040411338572018-28349-60011
225 FORD MCM/MIE3385721417699918-28349-60011
225 GM2278647239919718-2552(11)9-60008(17)
225 GM2399198269401418-2553(12) 9-60005(18)
225/225S FORD3385721UP18-28349-60011
228 GM MCM/MIE4765100621846118-2844(13) 9-60010(19)
228 GM4765100621846118-2844 9-60010
228 GM6218462B52598118-2553(10) 9-60005(16)
230 GM6218462B52598118-2553(10) 9-60005(16)
230 MIE59070580B522550518-2553(14) 9-60005(20)
230 GM IB(5)5907058B52250518-2553(10) 9-60005(16)
230 GM IB(6)5907058B52250518-2553(12) 9-60005(18)
230/5.0L GM IB(5)B522506B52598118-2553(10) 9-60005(16)
230/5.0L GM IB(5)B522506B52598118-2552(11)9-60008(17)
230/5.0L GM IB(6)B522506B52598118-2553(12) 9-60005(18)
230/5.0L-LX GM(3)B525982F60099918-2553(10) 9-60005(16)
230/5.0L-LX GM(4)B525982UP18-2552(11)9-60008(17)
230/5.0L GM IB(4)B522506B52598118-2552(11)9-60008(17)
230/5.0L-LX GMB525982F60099918-2552(11)9-60008(17)
230/5.0L MIE0B5225060B78815118-2553(14) 9-60005(20)
230/5.0LX GM0B5259820F60099918-2917 9-60007
233 FORD4173000UP18-28349-60011
233 FORD MIE4173000490230418-28349-60011
250 GM2314301263985418-2553(12) 9-60005(18)
250 GM4768000490884918-2844 9-60010
250 GM4768000490884918-2844(13) 9-60010(19)
250 GM MCM/MIE2314301263985418-2553(14) 9-60005(20)
250 GM MCM/MIE4175500590705718-2844(13) 9-60010(19)
255 FORD3258728UP18-28349-60011
255 FORD MCM/MIE3258728417829918-28349-60011
255 GM4175500476799918-2844 9-60010
260 GM4908850621846118-2844 9-60010
260 GM6218462B52598118-2553(10) 9-60005(16)
260 GM4908850621846118-2844(13) 9-60010(19)
260 GM IB(5)5907058B52250518-2553(10) 9-60005(16)
260 GM IB(6)5907058B52250518-2553(12) 9-60005(18)
260 MIE59070580B52250518-2553(14) 9-60005(20)
260/5.7L GM IB(5)B522506B52598118-2553(10) 9-60005(16)
260/5.7L GM IB(5)B522506B52598118-2552(11)9-60008(17)
260/5.7L GM IB(5)B522506B52598118-2552(11)9-60008(17)
260/5.7L GM IB(6)B522506B52598118-2553(12) 9-60005(18)
260/5.7L GM(3)B525982F60099918-2553(10) 9-60005(16)
260/5.7L GM(4)B525982F60099918-2552(11)9-60008(17)
260/5.7L GM(4)B525982F60099918-2552(11)9-60008(17)
260/5.7L GM0B5259820F60099918-2917 9-60007
260/5.7L MIE0B5225060F02499918-2553(14) 9-60005(20)
262 MAG ALPHA0F8038000K99999918-2917 9-60007
262 MAG BRAVO0F8038000K99999918-2917 9-60007
350 MagB525982F60099918-2552(11)9-60008(17)
4.3L/LX GM0F0008780F60112618-2917 9-60007
4.3L/LX/LXH ALPHA0F6011270K99999918-2917 9-60007
4.3L/LX/LXH BRAVO0F6011270K99999918-2917 9-60007
4.3L/LH/EFI ALPHA0L010044UP18-2917 9-60007
4.3L/LH/EFI0L010044UP18-2917 9-60007
5.0L/EFI ALPHA0L012052UP18-2917 9-60007
5.0L/EFI BRAVO0L012052UP18-2917 9-60007
5.7 GM ALPHA0F2255600K99999918-2917 9-60007
5.7 GM BRAVO0F2255600K99999918-2917 9-60007
5.7L/EFI GM ALPHA0L010037UP18-2917 9-60007
5.7L/EFI GM BRAVO0L010037UP18-2917 9-60007
5.7 GM (SKI)A338553B51462618-2553(10) 9-60005(16)
5.7L SKI0B514627UP18-2917 9-60007
5.7 GM SKI/BRAVO(3)B514627UP18-2553(10) 9-60005(16)
5.7 GM SKI/BRAVO(4)B514627UP18-2552(11)9-60008(17)
5.7 GM SKI/BRAVO(4)B514627UP18-2552(11)9-60008(17)
5.7L MIE0F0250000F62209918-2844 9-60010
5.7L MIE0F6221000K99999918-2917 9-60007
5.7L MIE0F6221000K99999918-2844 9-60010
5.7L MIE0L002003UP18-2917 9-60007
270 GM2851074307773518-2553(12) 9-60005(18)
270 GM MCM/MIE2851074338572018-2553(14) 9-60005(20)
280 GM4176250477019918-2844(13) 9-60010(19)
280 GM TRS4176250477019918-2844 9-60010
300 MR/TRS GM6668677B43036718-2553(10) 9-60005(16)
320 GM EFIA543604UP18-2553(12) 9-60005(18)
320 GM0A5436040C62241818-2553(14) 9-60005(20)
325 GM MCM/MIE2278747378044918-2553(14) 9-60005(20)
325 GM2278747231396418-2553 9-60005
325 GM2313965304273018-2553(12) 9-60005(18)
325 GM3042731UP18-2844 9-60010
330 GM4623115UP18-2844 9-60010
330 GM MCM/MIE46231150B81654018-2553(14) 9-60005(20)
330 GM W/BW(5)6083145UP18-2553(10) 9-60005(16)
330 GM W/BW(6)6083145UP18-2553(12) 9-60005(18)
340/7.4L GM IB(5)5889914UP18-2553(10) 9-60005(16)
340/7.4L GM IB(5)5889914UP18-2552(11)9-60008(17)
340/7.4L GM IB(6)5889914UP18-2553(12) 9-60005(18)
340/7.4L MIE58899140D71549318-2553(14) 9-60005(20)
350 MAG0B2528820K99999918-2917 9-60007
350 MAG0B2528820K99999918-2917 9-60007
350 MAG SKI0D5054500K99999918-2917 9-60007
350 MAG EFI SKI0F2155610K99999918-2917 9-60007
350 MAG MPI/MIE0L010019UP18-2917 9-60007
350 MAG MPI SKI0F350583UP18-2917 9-60007
SCORPION SKI0F800000UP18-2917 9-60007
7.4 BRAVO GM(3)B771113D60311718-2553(10) 9-60005(16)
7.4 BRAVO GM(4)B771113UP18-2552(11)9-60008(17)
7.4 BRAVO GM(4)D603118UP18-2552(11)9-60008(17)
7.4L W/HURTH IB(5)C391564D71549318-2552(11)9-60008(17)
7.4L W/HURTH IB(6)C391564UP18-2553(12) 9-60005(18)
7.4L W/HURTH IBD715494UP18-2553(12) 9-60005(18)
7.4L/LX GM0F3520000K99999918-2917 9-60007
7.4L MPI/TBI0F563052UP18-2917 9-60007
7.4L MIE0C3915640D71549318-2553(14) 9-60005(20)
7.4L MIE0C3915640F34999918-2553(14) 9-60005(20)
7.4L MIE0D7154940F82014118-2553(14) 9-60005(20)
7.4L MIE0F8201420K99999918-2917 9-60007
7.4L MIE0F8201420K99999918-2844(13) 9-60010(19)
350 GM3780450UP18-2844 9-60010
350 GM (MAGNUM)A635178B52598118-2553(10) 9-60005(16)
350 GM (MAGNUM)(3)B525982UP18-2553(10) 9-60005(16)
350 GM (MAGNUM)(4)B525982UP18-2552(11)9-60008(17)
350 GM (MAGNUM)(4)B525982UP18-2552(11)9-60008(17)
350 MIE3780450462310918-2844(13) 9-60010(19)
370 GM4179554672152718-2553(14) 9-60005(20)
370 TRS GM4179554672152718-2553(12) 9-60005(18)
370 TRS GM6721528UP18-2553(10) 9-60005(16)
390 GM2781129282505918-2553(12) 9-60005(18)
390 GM MCM/MIE2781129304273118-2553(14) 9-60005(20)
400 GM41795540B45764418-2553(14) 9-60005(20)
400 TRS GM4179554UP18-2553(12) 9-60005(18)
420 GMA398941UP18-2553(12) 9-60005(18)
420 GM0A3989410B62241818-2553(14) 9-60005(20)
440 TRS GM4179554UP18-2553(12) 9-60005(18)
454 GM MAGNUM/ALPHA(3)A631894B78514818-2553(10) 9-60005(16)
454 GM MAGNUM/BRAVO(4)A631894UP18-2552(11)9-60008(17)
454 GM MAGNUM/BRAVO(4)B721206UP18-2552(11)9-60008(17)
454 MAG MCM/SKI0F3050000K99999918-2917 9-60007
460 TRS GM4179554UP18-2553(12) 9-60005(18)
4704208730621803618-2843-
4706218037UP18-2555 -
4855685394UP18-2555 -
4886170297UP18-2555 -
500(Gen V)F213293F61576618-2844 9-60010
502 EFI/MPI MCM0F80260000K99999918-2917 9-60007
502 MAG MPI0L017000UP18-2917 9-60007
575 GM0A6774290D76371618-2553(15) 9-60005(21)
575A677429UP18-2553(12) 9-60005(18)
8.2L MIE0D8572000F35027418-2917 9-60007
8.2L MIE0F3502750F81961918-2917 9-60007
8.2L MIE0D8572000F81961918-2844(13) 9-60010(19)
8.2L MPI/MIE0F819620UP18-2917 9-60007
888 FORD3108723UP18-28349-60011
888 FORD MCM3108723488782918-28349-60011
898/198 GM4762210621846118-2844 9-60010
898/198 GM MCM/MIE4762210621846118-2844(13) 9-60010(19)
898 GM6218462UP18-2553(10) 9-60005(16)

Engine / Model

Beginning S/N

Ending S/N

Sierra Thermostat Gaskets

Mallory Thermostat Gaskets

Notes:
(2) : Cast Iron
(3) : Old Design
(4) : New Design
(5) : Std. Cooling
(6) : Closed Cooling
(10) : MUST ORDER 18-2553 AND 18-2554
(11) : MUST ORDER 18-2552 AND 18-7173
(12) : MUST ORDER 18-2553 AND 18-2844
(13) : MUST ORDER 18-2844 AND 18-2917
(14) : MUST ORDER 18-2553, 18-2844 AND 18-2917
(15) : MUST ORDER 18-2553, 18-2844 AND 18-2914
(16) : MUST ORDER 9-60005 AND 9-60006
(17) : MUST ORDER 9-60008 AND 9-76501
(18) : MUST ORDER 9-60005 AND 9-60010
(19) : MUST ORDER 9-60010 AND 9-60007
(20) : MUST ORDER 9-60005, 9-60010 AND 9-60007
(21) : MUST ORDER 9-60005, 9-60010 AND 9-60034
Refine Parts List
Engine / Model

Thermostat Gasket - Sierra
Your Price: $1.99
Part # 18-0349 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-54506
For: Mercruiser Ford V-8
Thermostat Connector Cover Gasket - Sierra
Your Price: $2.99
Save: $0.58
(16% Off $3.57)
Part # 18-0667-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
Hurry! Only 1 left in stock
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Replaces OEM part #
  • MERCURY MARINE 27-99506-1
Package of 2
Thermostat Gasket - Sierra
Your Price: $2.99
Save: $1.57
(34% Off $4.56)
Part # 18-2552-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
Hurry! Only 1 left in stock
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Replaces OEM part #
  • MERCURY MARINE 27-33179-2
Package of 2
Thermostat Gasket - Sierra
Your Price: $2.99
Save: $1.09
(26% Off $4.08)
Part # 18-2553-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-47510
For: Mercruiser GM V-6, V-8
Package of 2
Thermostat Gasket for Mercruiser 27-90556 27-41812, GLM 32380 31630 - Sierra
Your Price: $9.99
Save: $1.51
(13% Off $11.50)
Part # 18-2554-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-41812
  • MERCURY MARINE 27-90556
For: Mercruiser V-6 & V-8
Package of 2
Thermostat Gasket for Mercruiser 27-89656-1, GLM 32100 - Sierra
Your Price: $2.99
Save: $0.91
(23% Off $3.90)
Part # 18-2555-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-89656-1
For: Mercruiser 4 Cylinder
Package of 2
Thermostat Gasket - Sierra
Your Price: $2.99
Save: $1.39
(31% Off $4.38)
Part # 18-2831-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-47590-1
For: Mercruiser 4 & 6 Cylinder
Package of 2
Thermostat Gasket - Sierra
Your Price: $3.99
Save: $0.20
(4% Off $4.19)
Part # 18-2834-9 ValueShip™ Eligible
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Replaces OEM part #
  • MERCURY MARINE 27-60208
For: Mercruiser Ford V-8
Package of 2
Thermostat Gasket - Sierra
Your Price: $8.99
Save: $1.41
(13% Off $10.40)
Part # 18-2843-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
Hurry! Only 1 left in stock
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Replaces OEM part #
  • MERCURY MARINE 27-74830
For: Mercruiser 470
Package of 2
Thermostat Gasket - Sierra
Your Price: $2.99
Save: $0.35
(10% Off $3.34)
Part # 18-2844-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces OEM part #
  • MERCURY MARINE 27-48818-1
For: Mercruiser V-8
Package of 2
Thermostat Gasket - Sierra
Your Price: $3.99
Save: $1.13
(22% Off $5.12)
Part # 18-2917-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins. Replaces OEM part #
  • MERCURY MARINE 27-53045-1
  • GM 3701777
  • OMC 312797
Package of 2
Thermostat Gasket - Sierra
Your Price: $4.99
Save: $0.23
(4% Off $5.22)
Part # 18-0398-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Mallory Thermostat Gasket 9-60010
Mallory Thermostat Gasket 9-60010
Your Price: $1.99
Part # 9-60010 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
Hurry! Only 1 left in stock
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Replaces Original Equipment Manufacturer(OEM):Mercury
Replaces Original Equipment Manufacturer # (OEM #):27-48818-1
Fits Application:V-8
Mallory Gasket 9-60009
Mallory Gasket 9-60009
Your Price: $2.99
Part # 9-60009 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces GLM #:35060
Replaces Original Equipment Manufacturer(OEM):Mercruiser
Replaces Original Equipment Manufacturer # (OEM #):27-33918, 27-53045-1
Fits Application:4 & 6 cyl
Mallory Gasket, Thermostat Cover 9-60005
Mallory Gasket, Thermostat Cover 9-60005
Your Price: $1.99
Save: $0.05
(2% Off $2.04)
Part # 9-60005 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
Hurry! Only 1 left in stock
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Replaces Original Equipment Manufacturer # (OEM #):27-47510
Fits Application:used in many kits
O-Ring - Sierra
Your Price: $7.99
Save: $3.16
(28% Off $11.15)
Part # 18-7173-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Dimensions ( in )
I.D. 1.875
Width .135

Replaces OEM part #
  • OMC 310327
  • OMC 910582
  • MERCURY MARINE 25-30224
Mallory O-ring 9-76501
Mallory O-ring 9-76501
Your Price: $1.99
Save: $0.24
(10% Off $2.23)
Part # 9-76501 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
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Replaces Original Equipment Manufacturer(OEM):Mercury
Replaces Original Equipment Manufacturer # (OEM #):25-30224
Water Pump Gasket for Mercruiser, Mercury/Mariner 27-85608-1, GLM 31010 - Sierra
Your Price: $3.99
Save: $0.81
(16% Off $4.80)
Part # 18-2914-9 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 11 hrs 48 mins. Replaces OEM part #
  • MERCURY MARINE 27-85608-1
Package of 2
SHIPS TODAY!* if ordered in 11 hrs 48 mins.
No Reviews | Write Review | Ask Question
Fits: GM 250 L6

Replaces: Mercruiser, OMC and Volvo
  • 3852096
Sierra
Average Customer Review for Thermostat Gasket - Sierra
Based On 1 Review | Write Review
Review for Sierra 18-2917 Thermostat Gasket
by a Customer on March 20, 2009
(0 of 2 people found this review helpful)
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Water Pump Gasket
by Jack from Valiant, Oklahoma on July 24, 2014
fit worked thanks
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gasket's
by Kevin from Wellsville, Ohio on May 27, 2011
great price, quality shipping !
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