Sierra 18-3320 Water Pump 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) 18-3420 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
Q:
I have a 1996 mariner 135hp 0g305196 is this the correct kit?
A:
No you will need part number 18-3319.
Q:
Will this kit fit a 1980 Mercruiser 5.7 260 hp?
A:
18-3317 is the correct water pump repair kit for your engine.
Q:
I have a 4.3 L alpha 1 .I had ordered Kit?
A:
We will need to know outdrive serial number in order to confirm kit.
Q:
I have a 1999 4.3L mercruiser alpha 1 - 175 HP serial?
A:
You have the Gen II model outdrive so you will need part number 18-3147.
Q:
I have 1987 3.7 4 cylinder with the 165 outdrive. Is this the impeller / water pump I need ?
A:
This is for an Alpha One outdrive serial number 6854393 - D594568. We need your serial number to confirm if this will work for you.
Q:
Is the right one for a 1986 Mercruiser 205 MR?
A:
It is correct as long as your serial number is 6854393-D594568.
Q:
Will this fit a Mercruiser outdrive with serial #6217325?
A:
If your outdrive is the MR/ALPHA I then yes this one will work (18-3320). If it is not and is pre-Alpha 1 then you will need 18-3317.
Q:
I have a mercruiser i/o with two stickers on it. The first sticker reads: Mercruiser Drive Unit Serial # 6015232. The 2nd sticker reads: Mercury Model MCM-140 Serial # 6045105. What is the correct water pump replacement kit, please?
A:
The correct kit is 18-3317.
Q:
I have a 1984 5,7L stern drive with a SN# A375678, is this the proper part for it?
A:
No, i show the correct water pump kit for your engine is part# 18-3317.
Q:
I have an ALFA1 SN# 0B662125 is the Sierra 18-3320 the correct part for me. What does 'MR' stand for?
A:
This would be the best replacement for your Mercruiser engine. MR generally stands for Mercury or Mercruiser.
Q:
Have 1988 5L. 305 c.i. alpha 1 ,is this the correct kit ?
A:
Yes the Alpha 1 (pre Gen II) went from 1983-1990. So this kit will work for that outdrive.
Q:
I have a 1987 454ci mercruiser, w/ alpha1, Gen1outdrive, what impeller kit do i need?
A:
This is the water pump kit you need, 18-3320.
Q:
I have an 0f516249. Is this the right kit?
A:
You need 18-3570 (upper pump kit) or 18-3147.
Q:
I have serial 0f519249. Is this the right kit?
A:
You need 18-3570 (upper pump kit) or 18-3147.
Q:
Do I need the 18-3319 or 18-3320 for my Mercruiser SN: 0B429113?
A:
18-3320 is called for Mercruiser MR/Alpha outdrive. MR/Alpha ranges from 6854393-D594568.
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