HERITAGE MARINE

Since 1986

410 Mc Donough St. Joliet, IL. 60436 888.726.4406

WWW.SHOP. HERITAGE MARINE INC. COM

FOR MORE THEN 50,000 ITEMS AND ENGINE PARTS.

Good Old Time Service is still available at Heritage Marine. Just give us a call and we will take care of your SERVICE NEEDS.

Our Goal is to GET YOU BACK ON THE WATER....

Our Mission is to exceed your expectations through excellence in our service and our products.

CALL

888-726-4406

Mercruiser R/MR Pump

Mercruiser R, MR Sterndrive Water Pump Assembly Exploded View

Mercruiser Sterndrive Water Pump Assembly Exploded View Diagram and Parts
Fits R/MR 18-3017

Figure #	Description	O.E.M. #	Sierra #	Qty.
1	Guide, Water Tube	23-29804	18-3109	1
2	Grommet, Water Tube Guide (Included with 18-3109)	26-38970	18-3110	1
3	O-Ring	25-30613	18-7148	1
4	Seal, Dust Cover	25-30271	18-7426	1
5	Nut, Housing Retainer	11-45592	18-3723	1
6	Nut, Housing Retainer	11-20361, 11-35888	18-3722	2
7	Washer, Housing Retainer	12-29245	18-4275	3
8	Bolt, Housing Retainer	10-30720	18-3226	1
9	Washer, Housing Retainer	12-36001	18-4270	1
10	Housing, Impeller	46-96148A1	18-3116	1
11	Cup, Impeller (Included with 18-3116)	48752 SPEC ORDER 815.726.4400	18-3114	1
12	Impeller	47-89984	18-3017
13	Key, Impeller		N/A
14	Gasket, Impeller	27-85609-1	18-2915	1
15	Wear Plate, Impeller	32435	18-3117	1
16	Gasket, Wear Plate	27-85608-1	18-2914	1
17	Pin, Alignment	17-35973 CALL 815.726.4400	18-3227	1
18	Base Assembly	46-57234A1	18-3417	1
19	Oil Seal, Base Assembly (Included in 18-3417)	26-16977	18-2013	1
20	Oil Seal, Base Assembly (Included in 18-3417)	26-89238	18-2014	1
21	O-Ring, Base Assembly	25-33145	18-7162	1
22	Gasket, Base Assembly	27-85610-1	18-2826	1

Mercruiser MR, Alpha Sterndrive Water Pump Assembly Exploded View

Mercruiser Sterndrive Water Pump Assembly Exploded View Diagram and Parts
Fits MR Alpha

Figure #	Description	O.E.M. #	Sierra #	Qty.
1	Guide, Sleeve	23-29804	18-3109	1
2	Seal, Sleeve Guide (Included in 18-3109)	26-38970	18-3110	1
3	Ring, Upper	25-30613	18-7158	1
4	Ring, Dust	25-30271	18-7426	1
5	Nut, Housing		N/A	1
6	Washer, Housing	12-36001	18-4270	3
7	Screw, Housing		N/A
8	Housing, Water Pump	46-96148A1	18-3116	1
9	Cup, Impeller (Included in 18-3116)	48752 CALL 815.726.4400	18-3114	1
10	Impeller	47-89984	18-3017	1
11	Gasket, Impeller	27-85609-1	18-2915	1
12	Plate, Impeller	32435 CALL 815.726.4400	18-3117	1
13	Gasket, Stainless Steel Plate	27-85608-1	18-2914	1
14	Water Pump Base Assembly	46-44292A3	18-3420	1
15	Oil Seal, Water Pump Base (Included in 18-3420)	26-16977	18-2013	1
16	Gasket, Water Pump Base	27-42631-1	18-2919	1
17	Oil Seal, Water Pump Base (Included in 18-3420)	26-89238	18-2014	1
18	O-Ring, Water Pump Base	25-90011	18-7176	1
19	Pin, Alignment		N/A
20	Nut, Housing		N/A
21	Washer, Housing	12-29245	18-4275	2

Mercruiser Water Pump Repair Kits

Model	Serial number	Complete Water Pump Kit
#1 Units with plastic flush screw in gear housing	2495186-2763441	18-3321
#1 Units (Except MR-ALPHA) w/o flush screw in gear housing	2763442-6854392	18-3317(1)
MR/ALPHA I	6854393-D594568	18-3320
ALPHA I - Generation II	D494569 & ABOVE	18-3147

Notes: IF YOU ARE NOT SURE WHICH KIT YOU NEED JUST CALL 815.726.4400

(1) : Models which have been retro-fitted with an Alpha style lower unit (no pre-load pin in top of driveshaft) must use Alpha style parts (18-3320 and 18-3420)

	SIERRA ADD TO CART KIT-18-3318-18-3318-47-59362Q08. Part # 18-3318 Part # 18-3318 Replaces OEM part # MERCURY MARINE 47-59362Q08 Fits: All Bravo (2 Piece Body)
	SIERRA ADD TO CART Part # 18-3570 Replaces OEM part # MERCURY MARINE 817275A1 MERCURY MARINE 817275A2 Contains: ( 1 ) NSS Water Pump Housing ( 1 ) 18-3056 Impeller - replaces O.E.# 47-430262 ( 1 ) 18-2599 Face Seal & Tool - replaces O.E.# 26-816575A2 ( 1 ) 18-3122 Impeller Plate - replaces O.E.# 817276 Mercury Marine 817275A2 Application 40 (4 stroke)(4cyl) Bigfoot, OT228405 & Up 50 (4 stroke) 935cc Big Foot, OG231123-OT178499 50 (4 stroke) 996cc Big Foot, OT178500 & Up 60 (3 Cyl.) Bigfoot, OD000750 & Up 60 (4 stroke) Bigfoot, OT178500 & Up 65 Jet, OC283222 & Up 70 (3 cyl.), OA996142 & Up 75 (3 cyl.), OC222000 & Up 75 (4 Stroke), OG960500 & Up 80 (3 cyl), OA996142 & Up 80 Jet, OD283222 & Up 90 (3 cyl.), OA996142 & Up 90 (4 stroke), OG960500 & Up 100 (4 cyl.), OB209468 & Up 115 (4 cyl.), OC100000 & Up 125 (4 cyl.), OD283222 & Up Mercury Marine 817275A1 Application 45 (4 stroke) Bigfoot Bodensee, OG231123 & Up V-200 DFI (3.0L), OG386496-OG589999 V-200 DFI (3.0L), OG590000 & Up V-225 (3.0L) Carb. & EFI, OD280813 & Up V-225 DFI, OG590000 & Up V-250 (3.0L) EFI, OG129222 & Up
	SIERRA ADD TO CART Part # 18-3150 Replaces OEM part # MERCURY MARINE 46-807151A14 For: Bravo
	SIERRA ADD TO CART Part # 18-3224 Replaces OEM part # MERCURY MARINE 47-59362T6 For: Bravo (Plastic 1 piece body) Kit Contains: (1) 18-3087 Impeller - replaces O.E.# 47-59362 (1) 18-3350 Wear Plate - replaces O.E.# 94576
	SIERRA ADD TO CART Part # 18-3309 For: Bravo Kit Contains: (1) 18-3350 Wear Plate - replaces O.E.# 94576 (1) 18-3351 Wear Plate - replaces O.E.# 94916 (1) 18-3087 Impeller - replaces O.E.# 47-59362 (2) 18-0386 Body Gasket - replaces O.E.# 27-94914 (1) 18-0916 Water Pump Gasket - replaces O.E.# 27-805215-1

	SIERRA ADD TO CART 18-3317 Part # 18-3317 Kit Contains: (1) 18-3109 Water Tube - replaces O.E.# 23-29804 (1) 18-3017 Impeller - replaces O.E.# 47-89984 (1) 18-3116 Housing - replaces O.E.# 46-96148A1 (1) 18-2919 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-42631-1 (1) 18-3417 Water Pump Base - replaces O.E.# 46-57234A1 (1) 18-3110 Grommet - replaces O.E.# 26-38970 (2) 18-2945 Gear Hsg. Drain Screw Gasket - replaces O.E.# 12-19183 (1) 18-2826 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-85610-1 (1) 18-2914 Lower Water Pump to Wear Plate Gasket - replaces O.E.# 27-85608-1 (1) 18-2915 Upper Water Pump to Wear Plate Gasket - replaces O.E.# 27-85609-1 (1) 18-2944 Seal Ring - replaces O.E.# 26-45577 (1) 18-3117 Plate - replaces O.E.# 32435 (1) 18-7158 O-Ring - replaces O.E.# 25-30613 (1) 18-7162 O-Ring - replaces O.E.# 25-33145 (1) 18-7173 O-Ring - replaces O.E.# 25-30224 (1) 18-7176 O-Ring - replaces O.E.# 25-90011 (1) 18-2801 Water Pump Gasket - replaces O.E.# 27-32438 (1) 18-7196 O-Ring - replaces O.E.# 25-38099 (1) 18-7426 O-Ring - replaces O.E.# 35-30271 (1) 18-2919 Water Pump Gasket - replaces O.E.# 27-46231-1
	SIERRA ADD TO CART 18-3320 Part # 18-3320 Kit Contains: (1) 18-3109 Water Tube - replaces O.E.# 23-29804 (1) 18-3017 Impeller - replaces O.E.# 47-89984 (1) 18-3116 Housing - replaces O.E.# 46-96148A1 (1) 18-3420 Water Pump Base - replaces O.E.# 46-44292A3 (1) 18-2919 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-42631-1 (1)18-3110 Grommet - replaces O.E.# 26-38970 (2) 18-2945 Gear Housing Drain Screw Gasket - replaces O.E.# 12-19183 (1) 18-2826 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-85610-1 (1) 18-2914 Lower Water Pump to Wear Plate Gasket - replaces O.E.# 27-85608-1 (1) 18-2915 Upper Water Pump to Wear Plate Gaskte - replaces O.E.# 27-85609-1 (1) 18-2944 Seal Ring - replaces O.E.# 26-45577 (1) 18-3117 Plate - replaces O.E.# 32435 (1) 18-7158 O-Ring - replaces O.E.# 25-30613 (1) 18-7162 O-Ring - replaces O.E.# 25-33145 (1) 18-7173 O-Ring - replaces O.E.# 25-30224 (1) 18-7176 O-Ring - replaces O.E.# 25-90011 (1) 18-2801 Water Pump Gasket - replaces O.E.# 27-32438 (1) 18-7196 O-Ring - replaces O.E.# 25-38099 (1) 18-7426 O-Ring - replaces O.E.# 35-30271
	SIERRA ADD TO CART 18-3321 Part # 18-3321 COMPLETE PUMP HOUSING KIT Kit Contains: (1) 18-3109 Water Tube - replaces O.E.# 23-29804 (1) 18-3017 Impeller - replaces O.E.# 47-89984 (1) 18-3116 Housing - replaces O.E.# 46-96148A1 (1) 18-3421 Water Pump Base - replaces O.E.# 46-48748A1 (1) 18-2919 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-42631-1 (1) 18-3110 Grommet - replaces O.E.# 26-38970 (2) 18-2945 Gear Hsg. Drain Screw Gasket - replaces O.E.# 12-19183 (1) 18-2826 Water Pump Base to Gear Housing Gasket - replaces O.E.# 27-85610-1 (1) 18-2914 Lower Water Pump to Wear Plate Gasket - replaces O.E.# 27-85608-1 (1) 18-2915 Upper Water Pump to Wear Plate Gasket - replaces O.E.# 27-85609-1 (1) 18-2944 Seal Ring - replaces O.E.# 26-45577 (1) 18-3117 Plate - replaces O.E.# 32435 (1) 18-7158 O-Ring - replaces O.E.# 25-30613 (1) 18-7162 O-Ring - replaces O.E.# 25-33145 (1) 18-7173 O-Ring - replaces O.E.# 25-30224 (1) 18-7176 O-Ring - replaces O.E.# 25-90011 (1) 18-2801 Water Pump Gasket - replaces O.E.# 27-32438 (1) 18-7196 O-Ring - replaces O.E.# 25-38099 (1) 18-7426 O-Ring - replaces O.E.# 35-30271
	SIERRA Part # 18-3147 ADD TO CART18-3147 Replaces OEM part # MERCURY MARINE 817275T4 For: Gen ll-Lower s/n D469859 and Up
	SIERRA ADD TO CART Part # 18-3155 Replaces OEM part # MERCURY MARINE 47-72774A89 Fits: Bravo Seawater pump w/ 2 piece housing
	SIERRA ADD TO CART Part # 18-3077 Neoprene Replaces OEM part # JABSCO 920-0001 OBERDORFER C7441 JOHNSON PUMP 09-1028 JOHNSON PUMP 09-102B SHERWOOD PUMP 18200 VOLVO 875593 VOLVO 875593-6 VOLVO 877061-2 For: AQ 30, 31, 40, 41, AQD 19, 27, 29, 32, KAD/KAMD 42A, B, P, MD, 19, 27, 29, 32, TAMD 60A, B, C
	SIERRA ADD TO CART Part # 18-3089 Replaces OEM part # JOHNSON PUMP 09-45825 For: 18-3587 Pump
	SIERRA ADD TO CART Part # 18-3037 Nitrile Replaces OEM part # JABSCO 836-0003 JABSCO 826-0003 JOHNSON PUMP 09-1029B9 VOLVO 875736-1 For: AQ, AD,40,A, B, TAMD 40 A, B, TAMD 61-62 A, 71-72A
	SIERRA ADD TO CART Part # 18-3038 Nitrile Replaces OEM part # JABSCO 920-0003 JABSCO 17937-0001 JOHNSON PUMP 09-1028B9 VOLVO 877061-2 For: AQ 30, 31, 40, 41 AQD 19, 27, 29, 32, KAD/KAMD 42A, B, P, MD, 19, 27, 29, 32, TAMD 60A, B, C	e

Main Navigation

Mercruiser R/MR Pump

Mercruiser R, MR Sterndrive Water Pump Assembly Exploded View

Mercruiser MR, Alpha Sterndrive Water Pump Assembly Exploded View

Mercruiser Water Pump Repair Kits