Additional Details:

• Fits: Various Mercury 35/40/50/65 hp outboard engines prior to 1976

Interchanges/Replaces

GLM

• 12170

Mallory

• 9-48303

Mercury Marine

• 46-77516A3

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
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
18-2841	GLM 31190 Mallory 9-60033 Mercury Marine 27-19552 27-77417	1	Water Pump Base 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
18-2948	GLM 31180 Mallory 9-43629 Mercruiser Stern Drive 12-49221 Mercury Marine 12-49221 12-492211 27-23245 Mercury Sport Jet 12-49221	1	Rubber Washer		N/A
18-3007	GLM 89830 Mallory 9-45300 Mercruiser Stern Drive 47-20268 Mercury Marine 47-20268 47-65959 47-89983 47-89983T	1	Impeller		N/A
18-3107	GLM 12520 Mallory 9-43407 Mercury Marine 32768 54705	1	Impeller Plate		N/A
18-3118	GLM 12420 Mallory 9-43202 Mercury Marine 46-48746A1 46-48746A3 46-77822A1	1	Water Pump Housing		N/A
18-3422	GLM 12380 Mallory 9-43302 Mercury Marine 46-48745A1 46-65498A1 46-68390A1 46-73842A2 46-77516A1	1	Water Pump Base		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
18-7155	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
18-7174	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
18-0539	GLM 85630 Mercury Marine 37721 37721001	1	Exhaust Leg Rubber Seal		N/A