Additional Details:

• I.D.: 0.250" or 6.4mm
• Width: 0.065" or 1.7mm

Interchanges/Replaces

GLM

• 80100

Johnson/Evinrude Outboard

• 305739

Mallory

• 9-76519

OMC Stern Drive

• 305739

Key Features:

• Package of 5

Additional Details:

• I.D.: 0.150" or 3.8mm
• Width: 0.065" or 1.7mm

Interchanges/Replaces

GLM

• 80070

Mercury Marine

• 25-16524
• 25-20415

Interchanges/Replaces

GLM

• 40970

Mercury Marine

• 1395-9022
• 1399-5130
• 1399-6224

Mercury Race Outboard

• 1395-9022

Additional Details:

• O.D.: 0.676"
• Width: 0.07"

Interchanges/Replaces

GLM

• 80170

Mercruiser Stern Drive

• 25-36390

Mercury Marine

• 25-36390

Interchanges/Replaces

Yamaha Outboard

• 65W-43865-00-00

Additional Details:

• For: V4 & V6 60 degree 1988-2001

Interchanges/Replaces

GLM

• 40590

Johnson/Evinrude Outboard

• 436852
• 438996

Mallory

• 9-37102

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
NSS	Johnson/Evinrude Outboard 0340657	1	Gasket, Cover	No Image	N/A
18-7038	Johnson/Evinrude Outboard 379312 387262 396520	1	Needle & Seat		N/A
NSS	Johnson/Evinrude Outboard 0343512	1	Gasket, Nozzle	No Image	N/A
NSS	Johnson/Evinrude Outboard 0335070	1	Gasket, Float Bowl	No Image	N/A
NSS	Johnson/Evinrude Outboard 0335077	1	Pin, Float	No Image	N/A
NSS	Johnson/Evinrude Outboard 0343613	3	Seal, Carburetor	No Image	N/A
18-7101	GLM 80100 Johnson/Evinrude Outboard 305739 Mallory 9-76519 OMC Stern Drive 305739	1	O-Ring		N/A
NSS	Johnson/Evinrude Outboard 0341085	1	Gasket, Cover Plate	No Image	N/A

Interchanges/Replaces

GLM

• 39250

Mallory

• 9-64201
• 9-64212

Mercury Marine

• 27-11338A85
• 27-11338A88
• 27-89221A32
• 27-89221A84
• 27-89221A85
• 27-89221A88

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0129	GLM 30670 Mallory 9-60062 Mercury Marine 27-65744 27-657441 27-657442 27-657443	6	Reed Block Gasket		N/A
18-0135	GLM 32880 Mercury Marine 27-78246 27-782461	1	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
18-0359	GLM 30740 Mercury Marine 27-67275 27-672751	1	Induction Silencer Cover Gasket		N/A
18-0384	GLM 32350 Mercury Marine 27-817533 27-89221 27-892211 27-8M0027781	3	Carburetor Gasket		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
18-0952	GLM 32330 Mercruiser Stern Drive 27-88907003 Mercury Marine 27-88907 27-88907003 Mercury Sport Jet 27-88907	2	Relief Valve Plate Gasket		N/A
18-2501	GLM 31680 Mallory 9-60060 Mercury Marine 27-67738 27-93536 27-935361	1	Reed Block Housing Gasket		N/A
18-2502	GLM 32150 Mercury Marine 27-87396 27-90484 27-904841 Mercury Race Outboard 27-90484 27-904841	2	Divider Plate Gasket		N/A
18-2503	GLM 32530 Mercury Marine 27-78068 27-99177 27-991771 27-991772	1	Drive Shaft Housing to Exhaust Plate Gasket		N/A
18-2509	GLM 31690 Mercury Marine 27-67751	3	Carburetor Mounting Gasket		N/A
18-2510	GLM 32450 Mercury Marine 27-96761 27-967611	1	Reed Block Housing 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
18-2803	GLM 32120 Mercury Marine 27-90430 27-904301	3	Carburetor Mounting Gasket		N/A
18-2808	GLM 32440 Mercury Marine 27-96278 Mercury Race Outboard 27-96278	2	Cylinder Cover Gasket		N/A
18-2826	GLM 31040 Mallory 9-60036 Mercruiser Stern Drive 27-33146 27-856704 Mercury Marine 27-33146 27-85610 27-856101	1	Water Pump Base Gasket		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
18-3862	GLM 35860 Mallory 9-63853 Mercury Marine 27-41246 27-41246-1 27-412462 27-41247 27-41247T01 27-96543	2	Head Gasket		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 Mercr iser Stern Drive 25-31534 25-48451 Mercury Marine 25-31534	1	O-Ring		N/A
18-7162	Chrysler/Force/US Marine 25-33145 GLM 82260 Johnson/Evinrude Outboard 302337 Mallory 9-76547 Mercruiser Stern Drive 25-32424 25-33145 Mercury Marine 25-33145 Mercury Sport Jet 25-33145 OMC Stern Drive 302337 302377 3852044 Sears 25-33145 Volvo Penta 3852044	1	O-Ring		N/A
18-7164	GLM 81260 Johnson/Evinrude Outboard 302537 Mercruiser Stern Drive 25-33466 25-67675 25-846356 27-898101789 Mercury Marine 25-33466 25-67675 25-846356	1	O-Ring		N/A
18-7168	GLM 80120 Johnson/Evinrude Outboard 202893 Mallory 9-76550 Mercruiser Stern Drive 25-21720 25-26834 25-48171 25-801334436 Mercury Marine 25-20587 25-21720 25-26834 25-48171 25-801334436 OMC Stern Drive 202893 3852033 Volvo Penta 3852033	4	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	2	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
18-7406	GLM 80100 OMC Stern Drive 3852523 911311 Volvo Penta 3852523	1	O-Ring		N/A
18-7411	GLM 81240 Johnson/Evinrude Outboard 321921 Mercruiser Stern Drive 25-35480 25-8M2000816 Mercury Marine 25-35480 25-47386	1	O-Ring		N/A
18-7421	GLM 80070 Mercury Marine 25-16524 25-20415	2	O-Ring		N/A
18-7812	GLM 40360 Mallory 9-37751 Mercury Marine 66599A2 89031A2	1	Fuel Pump Kit		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
18-2508-1	GLM 32540 Mercury Marine 27-96440 27-99776 27-997761	2	Exhaust Plate Gasket		N/A
9-76560	Mercury Marine 25-38099	1	O-RING		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
NSS	Mercury Marine 27-672741	1	Gasket, Choke Plate to Carburetor	No Image	N/A

Additional Details:

• For: #1 Units (including Alpha)(Also fits 888 stern drive)

Interchanges/Replaces

GLM

• 87500

Mallory

• 9-74303

Mercruiser Stern Drive

• 26-32511A1
• 26-32511B1

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0894	GLM 31150 Mallory 9-60037 Mercruiser Stern Drive 27-55810 27-558101	1	Water Pocket Cover Gasket		N/A
18-2003	GLM 85030 Mallory 9-76102 Mercruiser Stern Drive 26-32080 26-36054 26-68493 26-823894 26-823894B	1	Oil Seal		N/A
18-2049	GLM 85020 Mallory 9-76111 Mercruiser Stern Drive 26-32511	1	Oil Seal		N/A
18-2056	Chrysler/Force/US Marine 26-66302 GLM 85060 Mallory 9-76130 Mercruiser Stern Drive 26-37259 26-89237 26-96503 26-965031 Mercury Marine 26-56394 26-66302	1	Oil Seal		N/A
18-2944	GLM 85140 Mallory 9-76512 Mercruiser Stern Drive 26-45577 26-455771 26-45577B 26-45577B1	1	Seal Ring Gasket		N/A
18-2945	Chrysler/Force/US Marine 12-19183 F50556 F8077 F8186 Johnson/Evinrude Outboard 307552 Mallory 9-60101 9-60102 Mercruiser Stern Drive 12-19183 12-191832 12-191833 12-19183B 12-20260 12-20260B Mercury Marine 12-19183 12-191832 12-191833 12-20260	2	Drain Screw Gasket		N/A
18-3110	GLM 12830 Mallory 9-43604 Mercruiser Stern Drive 26-38970 Mercury Marine 26-29677 26-36557A1 26-38970	1	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	2	O-Ring		N/A
18-7161	GLM 80420 Mallory 9-76546 Mercruiser Stern Drive 25-32546 Mercury Marine 25-32546	1	O-Ring		N/A
18-7169	Chrysler/Force/US Marine 25-F24278 GLM 82380 Mallory 9-76551 Mercruiser Stern Drive 25-35984 25-70937 OMC Stern Drive 911686	1	O-Ring		N/A
18-7445	GLM 80190 Mallory 9-76568 Mercruiser Stern Drive 25-55801	1	O-Ring		N/A
18-0521	GLM 85150 Mercruiser Stern Drive 26-36557 Mercury Marine 26-36557	1	Water Tube Rubber Seal		N/A

Key Features:

• Does not include head gaskets

Interchanges/Replaces

GLM

• 39330

Mercury Marine

• 27-55306A72
• 27-55306A73
• 27-55306A74
• 27-55306A75
• 27-78028A78

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0105	GLM 31910 Mercury Marine 27-55306 27-78028 27-85489 27-85489-2 27-854891 27-856728	1	Baffle Plate to Block 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	1	Thermostat Gasket		N/A
18-0879	GLM 31400 Mallory 9-60042 Mercury Marine 27-37724 27-38501 27-385011	1	Adapter Plate Gasket		N/A
18-0914	GLM 30720 Mercury Marine 27-66847	1	Thermostat Cover Gasket		N/A
18-0938	GLM 31000 Mercury Marine 27-797971	1	Water Inlet Gasket		N/A
18-0940	GLM 32930 Mercury Marine 27-55308 27-78027 27-85488 27-854881 27-854882	1	Baffle Plate to Exhaust Gasket		N/A
18-0988	GLM 31640 Mallory 9-60058 Mercury Marine 27-37976 27-62860 27-628601	1	Powerhead Base Gasket		N/A
18-2802	GLM 31500 Mercury Marine 27-48164 27-481641	1	Carburetor Mounting Gasket		N/A
18-2805	GLM 31920 Mercury Marine 27-55307 27-74708 27-78029 27-85490 27-85490-2 27-854901 27-856729	1	Block Cover Gasket		N/A
18-2823	GLM 31060 Mallory 9-60039 Mercruiser Stern Drive 27-32769 Mercury Marine 27-19553 27-32769	1	Lower Water Pump Gasket		N/A
18-2824	GLM 31070 Mallory 9-60029 Mercury Marine 27-19551 27-32770	1	Upper Water Pump Gasket		N/A
18-2825	GLM 31080 Mallory 9-60030 Mercury Marine 27-32771	1	Water Pump Base Gasket		N/A
18-2838	GLM 31600 Mercury Marine 27-55279 27-552791	1	Transfer Port Cover Gasket		N/A
18-2841	GLM 31190 Mallory 9-60033 Mercury Marine 27-19552 27-77417	1	Water Pump Base Gasket		N/A
18-4261	GLM 31330 Mallory 9-78002 Mercury Marine 12-20262 19643 Mercury Race Outboard 12-20262	1	Washer		N/A
18-7115	GLM 82240 Johnson/Evinrude Outboard 302588 Mercruiser Stern Drive 25-20266 25-26722 Mercury Marine 25-20266 25-26722 OMC Stern Drive 302588	1	O-Ring		N/A
18-7143	GLM 81250 Johnson/Evinrude Outboard 331188 Mallory 9-76537 Mercruiser Stern Drive 25-65936 27-58025 391-5081 Mercury Marine 25-65936 OMC Stern Drive 322501 331188 Volvo Penta 3852169	2	O-Ring		N/A
18-7145	GLM 81080 Johnson/Evinrude Outboard 333572 Mallory 9-76500 Mercruiser Stern Drive 25-64068 Mercury Marine 25-64068 OMC Stern Drive 333572	3	O-Ring		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
18-7155	Chrysler/Force/US Marine 25-26855 GLM 82230 Johnson/Evinrude Outboard 305270 Mallory 9-76541 Mercruiser Stern Drive 25-26855 Mercury Marine 25-26855 Yamaha Outboard 93210-41MJ2-00	1	O-Ring		N/A
18-7160	GLM 83340 Mallory 9-76545 Mercruiser Stern Drive 25-31986 Mercury Marine 25-31986	1	O-Ring		N/A
18-7167	Chrysler/Force/US Marine 785-97386 GLM 82390 Johnson/Evinrude Outboard 310414 Mallory 9-76549 Mercruiser Stern Drive 25-861844 785-97386 Mercury Marine 25-861844 785-97386 OMC Stern Drive 310414	1	O-Ring		N/A
18-7411	GLM 81240 Johnson/Evinrude Outboard 321921 Mercruiser Stern Drive 25-35480 25-8M2000816 Mercury Marine 25-35480 25-47386	1	O-Ring		N/A
18-7413	Chrysler/Force/US Marine 25-62702 25-F50342-1 F17510 F50342 GLM 80110 Johnson/Evinrude Outboard 303191 Mercruiser Stern Drive 25-62702 25-627021 Mercury Marine 25-22175 25-62702 Mercury Sport Jet 25-62702 OMC Stern Drive 303191	3	O-Ring		N/A
18-7414	GLM 80330 Mercury Marine 25-62384 25-64067 25-823683 Mercury Sport Jet 25-823683	1	O-Ring		N/A
18-7421	GLM 80070 Mercury Marine 25-16524 25-20415	1	O-Ring		N/A
18-7807	GLM 40320 Me cury Marine 55278A1	1	Fuel Pump Kit		N/A
NSS	Mercury Marine 25-62457	1	O-Ring	No Image	N/A
NSS	Mercury Marine 35-59072	1	Fuel Filter Screen	No Image	N/A
NSS	Mercury Marine 27-62396	1	Gasket	No Image	N/A
NSS	Mercury Marine 27-62716	1	Gasket	No Image	N/A