Key Features:

• Package of 1

Additional Details:

• I.D.: 0.750" or 19.1mm
• Width: 0.135" or 3.4mm

Interchanges/Replaces

Chrysler/Force/US Marine

• 25-35276

GLM

• 82100

Johnson/Evinrude Outboard

• 310584

Mallory

• 9-76530

Mercruiser Stern Drive

• 25-35276

Mercury Marine

• 25-20365
• 25-35276

OMC Stern Drive

• 310584
• 3852089

Volvo Penta

• 3852089

Key Features:

• 1964-86 Except Cobra

Interchanges/Replaces

Mallory

• 9-45284

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3086	GLM 89760 Mallory 9-45281 OMC Stern Drive 379475 777130	1	Impeller		N/A
18-3111	GLM 86100 OMC Stern Drive 907774	1	Water Pump Shaft Seal		N/A
18-3141	GLM 12590 Mallory 9-43401 OMC Stern Drive 313176	1	Impeller Plate		N/A
18-7129	GLM 80220 Johnson/Evinrude Outboard 314491 OMC Stern Drive 314491	1	O-Ring		N/A
18-7135	Chrysler/Force/US Marine 25-35276 GLM 82100 Johnson/Evinrude Outboard 310584 Mallory 9-76530 Mercruiser Stern Drive 25-35276 Mercury Marine 25-20365 25-35276 OMC Stern Drive 310584 3852089 Volvo Penta 3852089	1	O-Ring		N/A
18-7158	GLM 81160 Johnson/Evinrude Outboard 309731 310585 Mallory 9-76543 Mercruiser Stern Drive 25-30613 25-846357 Mercury Marine 25-30613 25-846357 OMC Stern Drive 310585 310967	1	O-Ring		N/A
NSS	OMC Stern Drive 910238	1	O-Ring	No Image	N/A

Key Features:

• 1964-86 Except Cobra

Interchanges/Replaces

GLM

• 12190

Mallory

• 9-45286

OMC Stern Drive

• 983218

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3086	GLM 89760 Mallory 9-45281 OMC Stern Drive 379475 777130	1	Impeller		N/A
18-3111	GLM 86100 OMC Stern Drive 907774	1	Water Pump Shaft Seal		N/A
18-3119	GLM 12390 Mallory 9-43201 OMC Stern Drive 983298	1	Water Pump Housing		N/A
18-3141	GLM 12590 Mallory 9-43401 OMC Stern Drive 313176	1	Impeller Plate		N/A
18-7129	GLM 80220 Johnson/Evinrude Outboard 314491 OMC Stern Drive 314491	1	O-Ring		N/A
18-7135	Chrysler/Force/US Marine 25-35276 GLM 82100 Johnson/Evinrude Outboard 310584 Mallory 9-76530 Mercruiser Stern Drive 25-35276 Mercury Marine 25-20365 25-35276 OMC Stern Drive 310584 3852089 Volvo Penta 3852089	1	O-Ring		N/A
18-7158	GLM 81160 Johnson/Evinrude Outboard 309731 310585 Mallory 9-76543 Mercruiser Stern Drive 25-30613 25-846357 Mercury Marine 25-30613 25-846357 OMC Stern Drive 310585 310967	1	O-Ring		N/A
NSS	OMC Stern Drive 910238	1	O-Ring	No Image	N/A

Interchanges/Replaces

Chrysler/Force/US Marine

• 26-85090A2

GLM

• 87808

Mallory

• 9-74205

Mercury Marine

• 26-85090A2

Sears

• 26-85090A2

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0579	Chrysler/Force/US Marine 26-41131 Mallory 9-76127 Mercury Marine 26-41131 Sears 26-41131	1	Oil Seal		N/A
18-0580	Chrysler/Force/US Marine 26-41132 Mallory 9-76128 Mercury Marine 26-41132 Sears 26-41132	1	Oil Seal		N/A
18-0586	Chrysler/Force/US Marine 26-99325 Mercury Marine 26-99325 Sears 26-99325	2	Oil Seal		N/A
18-2560	Chrysler/Force/US Marine 12-866451 GLM 31210 Mallory 9-72009 Mercruiser Stern Drive 12-866451 Mercury Marine 12-86645 12-86645 1 12-8M0027721	2	Impeller Washer Gasket		N/A
18-2562	Chrysler/Force/US Marine 27-993261 GLM 32360 Mallory 9-60038 Mercury Marine 27-99326 27-993261 Sears 27-993261	1	Impeller Gasket		N/A
18-2742	Chrysler/Force/US Marine 85552 Mallory 9-78003 Mercury Marine 85552 85552001 Sears 85552	1	Shift Shaft Boot		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
18-7100	Chrysler/Force/US Marine 25-85594 GLM 45230 Johnson/Evinrude Outboard 301877 Mallory 9-76509 Mercury Marine 25-85594 OMC Stern Drive 301877	1	O-Ring		N/A
18-7135	Chrysler/Force/US Marine 25-35276 GLM 82100 Johnson/Evinrude Outboard 310584 Mallory 9-76530 Mercruiser Stern Drive 25-35276 Mercury Marine 25-20365 25-35276 OMC Stern Drive 310584 3852089 Volvo Penta 3852089	1	O-Ring		N/A
18-7188	Mallory 9-76559 Mercruiser Stern Drive 25-805726 Mercury Marine 25-805726 Mercury Sport Jet 25-805726 Volvo Penta 955983	2	O-Ring		N/A
18-7419	Chrysler/Force/US Marine 25-69202 GLM 81470 Mallory 9-76564 Mercury Marine 25-69202 Sears 25-69202	1	O-Ring		N/A
18-7956	Chrysler/Force/US Marine 25-85549 GLM 44990 Mallory 9-76578 9-76579 Mercury Marine 25-85549 Sears 25-85549	1	O-Ring (Pkg. of 5)		N/A
9-43634	Mercury Marine 25-86203	1	SLINGER GASKET		N/A
NSS	Mercury Marine 25-99691	1	O-Ring	No Image	N/A
NSS	Mercury Marine 23-85095	4	Bushing	No Image	N/A
NSS	Mercury Marine 26-85090	1	Water Tube Seal	No Image	N/A

Interchanges/Replaces

Chrysler/Force/US Marine

• 26-85090A1

GLM

• 87575

Mercury Marine

• 26-85090A1

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2006	GLM 85330 Mercury Marine 26-33467 26-897154	2	Oil Seal		N/A
18-2560	Chrysler/Force/US Marine 12-866451 GLM 31210 Mallory 9-72009 Mercruiser Stern Drive 12-866451 Mercury Marine 12-86645 12-86645 1 12-8M0027721	2	Impeller Washer Gasket		N/A
18-2562	Chrysler/Force/US Marine 27-993261 GLM 32360 Mallory 9-60038 Mercury Marine 27-99326 27-993261 Sears 27-993261	1	Impeller Gasket		N/A
18-2742	Chrysler/Force/US Marine 85552 Mallory 9-78003 Mercury Marine 85552 85552001 Sears 85552	1	Shift Shaft Boot		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
18-7100	Chrysler/Force/US Marine 25-85594 GLM 45230 Johnson/Evinrude Outboard 301877 Mallory 9-76509 Mercury Marine 25-85594 OMC Stern Drive 301877	1	O-Ring		N/A
18-7135	Chrysler/Force/US Marine 25-35276 GLM 82100 Johnson/Evinrude Outboard 310584 Mallory 9-76530 Mercruiser Stern Drive 25-35276 Mercury Marine 25-20365 25-35276 OMC Stern Drive 310584 3852089 Volvo Penta 3852089	1	O-Ring		N/A
18-7419	Chrysler/Force/US Marine 25-69202 GLM 81470 Mallory 9-76564 Mercury Marine 25-69202 Sears 25-69202	1	O-Ring		N/A
18-7956	Chrysler/Force/US Marine 25-85549 GLM 44990 Mallory 9-76578 9-76579 Mercury Marine 25-85549 Sears 25-85549	1	O-Ring (Pkg. of 5)		N/A
9-43634	Mercury Marine 25-86203	1	SLINGER GASKET		N/A
NSS	Mercury Marine 23-85095	4	Bushing	No Image	N/A
NSS	Mercury Marine 26-98283	1	Seal	No Image	N/A
NSS	Mercury Marine 26-85090	1	Water Tube Seal	No Image	N/A