Internal Engine - Gaskets and Matl and Sets

Interchanges/Replaces

GLM

• 33610

Johnson/Evinrude Outboard

• 329718

Mallory

• 9-60441

Interchanges/Replaces

GLM

• 35390

Johnson/Evinrude Outboard

• 328622

Mallory

• 9-60442

Additional Details:

• For: 318 CID Engines 1969-1982

Interchanges/Replaces

Chrysler Inboard

• 3745217

Mallory

• 9-61208

Key Features:

• For: GM 454 CID Engines, 325, 330, 340, 350 HP & 454 Magnums, 7.4L

Interchanges/Replaces

GLM

• 39170

Mallory

• 9-61201

Mercruiser Stern Drive

• 27-65184
• 27-8M0050224

OMC Inboard

• 352670

Additional Details:

• Fits: MCM/MIE GM V-8 (305 & 350 cid) engines (1986 & older)

Interchanges/Replaces

GLM

• 39690

Mercruiser Stern Drive

• 27-75611A1
• 27-75611A2

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0518	Mercruiser Stern Drive 26-34217 FI1100152 OMC Stern Drive 3853132 3854956 914323 Volvo Penta 3853132 3854956 914323	16	Valve Stem Seal		N/A
18-0868	Chris-Craft 16.50-00232 GLM 30860 Mallory 9-61200 Mercruiser Stern Drive 27-17145 27-72637 FI1101296 FI5000232 FI5000263 OMC Stern Drive 3854269 985630 Volvo Penta 3854269	1	Intake Manifold Gasket Set		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	2	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
18-2845	Chris-Craft 16.11-01236 Crusader 91351 GLM 30353 Mallory 9-61300 Mercruiser Stern Drive 27-11999 27-34043 27-52202 FI1101236 FI5000161 OMC Stern Drive 912965	2	Valve Cover Gasket		N/A
18-2848	GLM 30380 Mallory 9-61004 Mercruiser Stern Drive 27-52457 27-524571 27-524572	2	Carburetor Base 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
18-3876	Chris-Craft 16.50-00250 Crusader 7057500 GLM 36160 GM 6269577 Mallory 9-63706 Mercruiser Stern Drive 27-34278 27-48330 27-75611 27-75611001 OMC Stern Drive 313201 3853380 910089 914971 Volvo Penta 3853380 841207 856474	2	Head Gasket		N/A
18-2949	Barr CHV-47-000 MC 47 27 33395 Crusader 96306 GLM 31100 Mercruiser Stern Drive 27-33395 27-33395B Osco CV-GH Volvo Penta 835966 856034	2	Exhaust Manifold Gasket

Interchanges/Replaces

GLM

• 35800

Johnson/Evinrude Outboard

• 335633

Mallory

• 9-60440

Interchanges/Replaces

GLM

• 33660

Johnson/Evinrude Outboard

• 321907

Interchanges/Replaces

GLM

• 34390

Johnson/Evinrude Outboard

• 321479

Interchanges/Replaces

GLM

• 33660

Johnson/Evinrude Outboard

• 321907

Interchanges/Replaces

GLM

• 33090

Johnson/Evinrude Outboard

• 321573
• 326260

Additional Details:

• For: V-4

Interchanges/Replaces

GLM

• 33180

Johnson/Evinrude Outboard

• 319174

Mallory

• 9-60438

Interchanges/Replaces

Chrysler/Force/US Marine

• F3921989
• F4079550
• F724150
• FI1100765

GLM

• 30370

Mallory

• 9-60104

Mercruiser Stern Drive

• 25-804612
• 26-883921
• 27-34502
• 27-49955
• 27-60721
• 27-8M0077608

Yamaha Sterndrive

• YSG-14090-90-8G

Key Features:

• For: OMC 3.0L

Additional Details:

• Fits: 3.0L/LX

Interchanges/Replaces

Mallory

• 9-61500

Mercruiser Stern Drive

• 27-810846
• 27-810846T

OMC Stern Drive

• 3853343
• 914820

Volvo Penta

• 3853343

Additional Details:

• For: OMC 4.3L
• For: Mercruiser GM 262 CID Eng. (4.3L)

Interchanges/Replaces

GLM

• 39840

Mallory

• 9-61505

Mercruiser Stern Drive

• 27-14247
• 27-883964
• 27-883964T

OMC Stern Drive

• 3852655
• 912955

Volvo Penta

• 3852655
• 856402

Additional Details:

• Fits: MCM/MIE GM V-8 (427, 454, 482, 502 & 540 cid) engines (1969-1992)

Interchanges/Replaces

GLM

• 39490

Mallory

• 9-61501

Mercruiser Stern Drive

• 27-49107
• 27-52550
• FI1100229
• FI5000229
• FI5000245

OMC Inboard

• 3931593

Additional Details:

• For: Mercruiser GM 350 CID (5.7L) Starboard dipstick

Interchanges/Replaces

GLM

• 39260

Mercruiser Stern Drive

• 27-90458
• 27-90458A1
• FI5000178
• FI5000183

OMC Stern Drive

• 357159

Key Features:

• For: OMC 5.7L

Additional Details:

• Use with: engines having a port mounted dipstick
• Fits: MCM/MIE 228, 250, 255, 280 & 898/198 (1976-1984)

Interchanges/Replaces

GLM

• 39230

Mercruiser Stern Drive

• 27-72627
• 27-85817A1
• FI5110032
• FI5110037

OMC Inboard

• 458625

OMC Stern Drive

• 357159
• 458625

Additional Details:

• For: 80 Jet, 100/115/125 Hp 4 cyl outboards

Interchanges/Replaces

GLM

• 37690

Mercury Marine

• 27-812775
• 27-812775-4
• 27-812775A01

Interchanges/Replaces

GLM

• 35320

Johnson/Evinrude Outboard

• 325260

Mallory

• 9-60444

Key Features:

• Does not Include Head Gaskets

Interchanges/Replaces

GLM

• 39520

Mallory

• 9-64204

Mercury Marine

• 27-815791A90
• 27-815791A92
• 27-815809A90
• 27-815810A90

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0135	GLM 32880 Mercury Marine 27-78246 27-782461	2	Adapter Cover Gasket		N/A
18-0182	GLM 30610 Johnson/Evinrude Outboard 310058 Mallory 9-60002 Mercury Marine 27-62386 27-62386001 Mercury Race Outboard 27-62386001	2	Thermostat Gasket		N/A
18-0384	GLM 32350 Mercury Marine 27-817533 27-89221 27-892211 27-8M0027781	3	Carburetor Gasket		N/A
18-0641	GLM 37590 Mercury Marine 27-828292 Mercury Sport Jet 27-828292	3	Carburetor Mounting Gasket		N/A
18-0642	GLM 37560 Mallory 9-60051 Mercury Marine 27-19050 27-190502 27-190503 27-190505	1	Divider Plate Gasket		N/A
18-0643	GLM 37570 Mercury Marine 27-183071 27-183076	1	Powerhead Base Gasket		N/A
18-0644	GLM 37530 Mercury Marine 27-146972 Mercury Sport Jet 27-146972	1	Reed Plate Gasket		N/A
18-0645	GLM 37540 Mallory 9-60056 Mercury Marine 27-167371 Mercury Sport Jet 27-167371	1	Adapter Plate Gasket		N/A
18-0646	GLM 37550 Mercury Marine 27-813859 27-883775 Mercury Sport Jet 27-813859 27-881034	1	Reed Plate Gasket		N/A
18-0838	Yamaha Outboard 93210-37M25-00	1	O-Ring		N/A
18-0858	GLM 81430 Mallory 9-76516 Mercruiser Stern Drive 25-54029 Mercury Marine 25-54029 Mercury Sport Jet 25-54029	1	O-Ring		N/A
18-0860	GLM 81520 Mercruiser Stern Drive 25-62700 Mercury Marine 25-62700 Mercury Sport Jet 25-62700	1	O-Ring		N/A
18-0936	GLM 31990 Mallory 9-60057 Mercury Marine 27-67624 27-78690 27-78690002 Mercury Sport Jet 27-78690 27-78690002	2	Relief Valve Plate Gasket		N/A
18-2509	GLM 31690 Mercury Marine 27-67751	3	Carburetor Mounting Gasket		N/A
18-2511	GLM 32510 Mercury Marine 27-67074 27-88727 27-99173 27-99173 2 27-991731 27-991734	1	Drive Shaft Housing to Exhaust Plate Gasket		N/A
18-2513	GLM 30890 Mallory 9-60049 9-60050 Mercury Marine 27-11338 27-67208 Mercury Sport Jet 27-11338	2	Crankcase Gasket (Cyl. Block Sealing V-6)		N/A
18-2914	GLM 31010 Mallory 9-60034 Mercruiser Stern Drive 27-32433 27-856081 27-8M0090319 Mercury Marine 27-30603 27-32433 27-85608 27-856081 27-8M0090319	1	Water Pump Gasket		N/A
18-2915	GLM 31020 Mallory 9-60035 Mercruiser Stern Drive 27-32434 27-856091 27-858524 Mercury Marine 27-30604 27-32434 27-85609 27-856091 27-858524	1	Water Pump Gasket		N/A
18-2919	GLM 31050 Mallory 9-60031 Mercruiser Stern Drive 27-426311 Mercury Marine 27-42631 27-426311	1	Water Pump Gasket		N/A
18-3110	GLM 12830 Mallory 9-43604 Mercruiser Stern Drive 26-38970 Mercury Marine 26-29677 26-36557A1 26-38970	2	Water Pump Housing Bushing		N/A
18-7153	GLM 81180 Mallory 9-76505 Mercruiser Stern Drive 25-25439 Mercury Marine 25-25439 Mercury Race Outboard 25-25439 Mercury Race Sterndrive 25-25439 OMC Stern Drive 3852565 911851 Volvo Penta 3852565 997368	1	O-Ring		N/A
18-7157	GLM 83410 Mallory 9-76542 Mercruiser Stern Drive 25-29976 Mercury Marine 25-29976	1	O-Ring		N/A
18-7159	GLM 83440 Mallory 9-76544 Mercruiser Stern Drive 25-31534 25-48451 Mercury Marine 25-31534	1	O-Ring		N/A
18-7174	Chrysler/Force/US Marine 25-45711 25-F455342 GLM 81140 Johnson/Evinrude Outboard 326649 553127 Mallory 9-76553 Mercruiser Stern Drive 25-45711 Mercury Marine 25-45711 Mercury Sport Jet 25-45711 OMC Stern Drive 326649 553127 910582	1	O-Ring		N/A
18-7176	Chrysler/Force/US Marine 25-90011 25-F74305 F694555 F74035 F74305-1 GLM 81390 Mallory 9-76554 Mercruiser Stern Drive 25-896523 25-90011 Mercury Marine 25-896523 25-90011	1	O-Ring		N/A
18-8305	Mercury Marine 26-814754 42838 69668 88726 Mercury Race Outboard 428381 69668 Mercury Sport Jet 26-814754	1	Divider Plate Seal		N/A
18-2506-1	Mallory 9-60046 Mercury Marine 27-99176 27-991762 27-991763 27-991764 Mercury Race Outboard 27-99176	1	Exhaust Plate Gasket		N/A
18-0970	Chrysler/Force/US Marine 27-987691 GLM 32960 Mallory 9-60054 Mercury Marine 27-98769 27-987691 Mercury Sport Jet 27-987691	1	Fuel Pump Base Gasket		N/A
18-7817	Chrysler/Force/US Marine 21-42990A10 21-42990A7 21-42990A8 GLM 40290 Mercury Marine 21-42990A1 21-42990A10 21-42990A11 21-42990A2 21-42990A3 21-42990A4 21-42990A5 21-42990A6 21-42990A7 21-42990A8 21-42990A9 21-857005A1 Mercury Sport Jet 21-42990A11 21-857005A1	1	Fuel Pump Kit		N/A