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Mercury Outboard Cooling System

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Parts Selection Guide

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      • Sierra 18-3214 Impeller Kit Replaces 47-8M0100526
        List Price: $38.26
        Starting At: $26.78

        Sierra 18-3214 Impeller Repair Kit for Mercury, Mercruiser For Use On Alpa I Gen II, BF70, And BF90 S/N D494569 & Above. Kit Includes: (1) 18-2564 Water Pump Base to Face Plate Gasket (1) 18-2565 Water Pump Base to Gear Housing Gasket (1)...

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      • Sierra 18-3319 Water Pump Kit Replaces 46-96148A8
        List Price: $50.35
        Starting At: $35.25

        Sierra 18-3319 Water Pump Kit for Mercury and Mercruiser Sierra high-quality engine parts are designed to meet OEM specifications. This Water Pump Kit is the same as 18-3316 except the base. Includes water pump base 18-3419 (replaces 46-8M0077147). For...

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      • Sierra 18-3517 Water Pump Kit Replaces 46-60367A1
        List Price: $36.51
        Starting At: $25.56

        Sierra 18-3517 Upper Housing Water Pump Kit for Mercruiser Alpha One Drives Up to 1990 & Mercury 4-3/4 Gearcase Outboards For Use On Engine Models: Mercruiser #1 drives w/flush screw in housing. SN 2495186-2763441 Mercruiser #1 drives w/o flush...

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      • Sierra 18-3217 Impeller Kit Replaces 46-96148A8
        List Price: $29.82
        Starting At: $20.88

        Sierra 18-3217 Water Pump Repair Kit for Mercruiser, Mercury For #1 Units thru S/N D494568 (Similar to #46-96148A5 without base or housing) Used on Mercruiser Stern Drives and Mercury Outboards. This kit contains all the components needed to properly...

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      • Sierra 18-3017 Water Pump Impeller Replaces 47-89984T3
        List Price: $19.94
        Starting At: $13.96

        Sierra 18-3017 Water Pump Impeller for Mercury For Use On All #1,R,Mr,Alpha Units Thru S/N D494568 Also For Raw Water Pump On 190IB S/N 1564539-1720903 &225IB S/N...

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      • Sierra 18-3207 Impeller Kit Replaces 47-89983Q1
        List Price: $39.56
        Starting At: $27.69

        Impeller Repair Kit for Mercury For Use On Engine Models: 30 1271884 - 1448139 30 Jet C159200 - G589999 35hp 1217222 - 1448139 35hp 1571114 - 1960826 35hp 1960827 - 6445652 35hp 6445653 & UP 40hp 2874704 - 4362214 40hp 4362215 - 4860102 40hp (2 cyl)...

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      • Sierra 18-3553 Thermostat Replaces 75692
        List Price: $16.89
        Starting At: $12.84

        Sierra 18-3553 Mercury Thermostat Sierra 18-3553 Thermostats have a 143°F temperature rating. For use on Mercury Marine engines. Interchangeable with: GLM 13010 Mallory 9-43019 Mercury Marine 75692 62981 66850 75692B  

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      • Sierra 18-3056 Water Pump Impeller Replaces 47-43026T2
        List Price: $22.65
        Starting At: $15.85

        Sierra 18-3056 Water Pump Impeller Sierra high-quality engine parts are designed to meet OEM specifications. For Alpha I-Generation 2 s/n D494569 & above Mercruiser Vazer For 30/40/45/50/60 4-stroke Bigfoot, 60 (3 cyl.) Bigfoot, 75-125 (all 3...

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      • Sierra 18-3239 Impeller Repair Kit
        List Price: $19.34
        Starting At: $13.54

        Sierra 18-3239 Water Pump Repair Kit for Mercury, Mariner Sierra high-quality engine parts are designed to meet OEM specifications. For small gear case engines under 9.9 hp. Kit Includes: (1) 18-3039 Impeller (1) 18-3139 Impeller Plate (1) 18-7409...

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      • Sierra 18-3324 Water Pump Kit Replaces 46.77177A3
        List Price: $92.57
        Starting At: $64.80

        Sierra 18-3324 Mercury Water Pump Kit For Mercury and Mariner Outboard Motors. Applications: 30 HP Jet SN. C159200-G589999 35 HP SN. 6445653-Up 40 HP SN. 4890103-6445653 40 HP (4cyl) SN. C159200-Up 45 HP SN. 5531630-Up 50 HP (4cyl) SN...

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      • Sierra 18-3215 Impeller Kit Replaces 47-85089Q4
        List Price: $43.43
        Starting At: $30.40

        Sierra 18-3215 Water Pump Impeller Kit for Mercury, Force 18-25 HP Sierra high-quality engine parts are designed to meet OEM specifications. Fits various 15 thru 25 HP 2-Cycle Outboards Kit Contains: (2) 18-2560 Impeller Washer Gasket (1)...

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      • Sierra 18-3316 Water Pump Kit Replaces 46-96148A8
        List Price: $48.49
        Starting At: $33.94

        Inboard/Outboard Water Pump Kit Fits Mercury/Mariner 65 hp (4 cylinder) through V-6 outboards with short-vane impellers and fits Mercruiser I/R/MR/Alpha drives (s/n 2495186 - 0D469858) Kit Contains: Water Tube Guide #18-3109, O.E. #23-29804, qty. 1 ...

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      • Sierra 18-3007 Water Pump Impeller Replaces 47-89983T
        List Price: $17.48
        Starting At: $12.23

        Sierra 18-3007 Water Pump Impeller Sierra high-quality engine parts are designed to meet OEM specifications. Fits various 30-70 HP outboards. Interchangeable with: GLM 89830 Mallory 9-45300 Mercruiser Stern Drive 47-20268 Mercury...

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      • Water Pump Impeller Mercury - Mercruiser 47-43026T-2
        List Price: $28.16
        Starting At: $25.36

        Water Pump Impeller, Mercury - Mercruiser 47-43026T-2 Fits: 30/40/45/50/60 hp Fourstroke Bigfoot 60 hp (3cyl) BigFoot 75 - 125 hp (all 3 & 4 cylinder models s/n A996142 and above) 75/90/115 hp FourStroke V-200 (3.0L) DFI V-225/250 (3...

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      • Water Pump Repair Kit, Mercury - Mercruiser 47-8M0100527
        List Price: $51.99
        Starting At: $43.21

        Water Pump Repair Kit, Mercury - Mercruiser 47-8M0100527 Fits: 40/45/50/60 Fourstroke BigFoot 60 (3cyl) Bigfoot 75 - 125 (all 3 & 4 cylinder 0A996142 & above) 75, 90, 115 Fourstroke V-200/225/250 (3.0L) Mercruiser Alpha One Gen II...

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      • Sierra 18-3569 Thermostat Kit Replaces 803061T1
        List Price: $22.58
        Starting At: $15.80

        Sierra 18-3569 Mercury Thermostat Kit  Sierra replacement thermostat kits are designed to meet OEM specifications. This kit fits various Mercury/Mariner 70-125 HP 2 cycle outboards (1987 and newer). Temperature rating: 120°F Kit...

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      • Sierra 18-3507 Water Pump Kit Replaces 46-60366Q1
        List Price: $56.20
        Starting At: $39.34

        Water Pump Kit for Mercury by Sierra Kit Includes: Sie-18-3007 Impeller Sie-18-3118 Upper Pump Housing Sie-18-2945 Drain Gasket Sie-18-2823 Lower Water Pump Base To Face Plate Gasket Sie-18-2824 Upper Face Plate To Body Gasket Sie-18-2825 Water Pump...

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      • Water Pump Upper Repair Kit - Mercruiser I/R/MR/Alpha 46-96148T-8
        List Price: $57.59
        Starting At: $49.14

        Water Pump Upper Repair Kit - Mercruiser I/R/MR/Alpha 46-96148T-8 Fits Mercruiser I/R/MR/Alpha drives (s/n 2495186 - OD469858) Also fits Mercury/Mariner 65 HP (4 cylinder) through V-6 outboards with short vane impellers Includes: Plastic Pump...

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      • Sierra 18-3265 Water Pump Service Kit Replaces 47-43026Q06
        List Price: $46.93
        Starting At: $32.85

        Sierra 18-3265 Mercury Water Pump Impeller Repair Kit For use on Mercury/Mariner Outboard Engines For:  135/150/175 4-Stroke Verado (S/N 1B227000 & Up). 200/225 4-Stroke Verado (S/N OT980000 & Up), 250/275 4-Stroke Verado (S/N OT801000...

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      • Sierra 18-3446 Water Pump Kit Replaces 46-70941A3
        List Price: $82.60
        Starting At: $57.82

        Mercury Water Pump Kit by Sierra For: 4/4.5 HP Contains: Impeller: 18-3039 Impeller Plate: 18-3139 Replaces: Mercury Marine - 46-70941A3 GLM - 12122  

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