Logo

Parts for Mercury Marine Exhaust / Cooling Systems & Extension Kits Closed Cooling System (44446A4 / A5 / A6)

#- 44446A 4 CLOSED COOLING SYSTEM (1 required per assembly)
44446A 4 - CLOSED COOLING SY O - Replaced by -44446A 5
 

This part has been superseded.

44446A 4 - 44446A 4 - CLOSED COOLING SY O [ More info ]
Unavailable
Replaced by -44446A 5
44446A 5 - CLOSED COOLING SY O - Replaced by -44446A 6
 

This part has been superseded.

44446A 5 - 44446A 5 - CLOSED COOLING SY O [ More info ]
Unavailable
Replaced by -44446A 6
44446A 6 - CLOSED COOLING SY O NLA
44446A 6

About Mercury Marine

OEM Part

44446A 6 - CLOSED COOLING SY O NLA [ More info ]
Unavailable
#- 44446A 5 CLOSED COOLING SYSTEM (1 required per assembly)
#- 44446A 6 CLOSED COOLING SYSTEM (1 required per assembly)
#1 55131A 5 HOUSING ASSEMBLY, Thermostat (1 required per assembly) (Includes cover)
HOUSING ASSEMBLY Thermo 55131A 5
55131A 5

About Mercury Marine

OEM Part

55131A 5 - Housing Assembly [ More info ]

Add to shopping cart $298.83
In stock Explain stock levels

#2 22-47540 PLUG, Pipe - Allen Head (.375-18) (1 required per assembly)
PLUG Pipe - Allen Head 22-47540
 

About Mercury Marine

OEM Part

22-47540 - Plug [ More info ]

Add to shopping cart $6.50
10+ in stock. Explain stock levels

#3 32-821508 1 HOSE (1 required per assembly)
HOSE 32-821508  1
32-821508  1

About Mercury Marine

OEM Part

32-821508 1 - Hose [ More info ]

Add to shopping cart $55.08
Available to order: Usually ships within 8 days. Explain stock levels

#4 23-47508 SLEEVE (1 required per assembly)
23-47508 - SLEEVE            O - Replaced by 23-47508T
 

This part has been superseded.

23-47508 - 23-47508 - SLEEVE O [ More info ]
Unavailable
Replaced by 23-47508T
SLEEVE 23-47508T
23-47508T

About Mercury Marine

OEM Part

23-47508T - Thermostat Sleeve [ More info ]

Add to shopping cart $13.08
8 in stock. Explain stock levels

#5 27-48818 1 GASKET, Upper (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-48818  1
27-48818  1

About Mercury Marine

OEM Part

27-48818 1 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.10
Available to order: Usually ships within 8 days. Explain stock levels

GASKET   27 48818Q01
27 48818Q01

About Mercury Marine

OEM Part

27-48818Q01 - Gasket [ More info ]

Add to shopping cart $2.60
Available to order: Usually ships within 8 days. Explain stock levels

#6 27-47510 GASKET, Middle (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-47510
27-47510

About Mercury Marine

OEM Part

27-47510 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.50
4 in stock. Explain stock levels

Gasket
18-2553

About Sierra Marine

OEM Match

18-2553-9 - Gasket 27-47510 2-Pack [ More info ]

Add to shopping cart $4.98 $3.01
1 in stock. Explain stock levels

#7 27-53045 1 GASKET, Lower (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-53045  1
27-53045  1

About Mercury Marine

OEM Part

27-53045 1 - Gasket - Priced Individually [ More info ]

Add to shopping cart $3.80
10+ in stock. Explain stock levels

Thermostat Gasket
18-2917

About Sierra Marine

OEM Match

18-2917-9 - Gasket 27-530451 2-Pack [ More info ]

Add to shopping cart $5.98 $3.65
9 in stock. Explain stock levels

GASKET   27 53045Q01
27 53045Q01

About Mercury Marine

OEM Part

27-53045Q01 - Gasket [ More info ]

Add to shopping cart $4.00
Available to order: Usually ships within 8 days. Explain stock levels

#8 10-48115 SCREW, (.375-16 x 3.50) (2 required per assembly)
SCREW,NLA 10-48115
 

About Mercury Marine

OEM Part

10-48115 - Screw, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#9 13-35048 LOCKWASHER, (.375) (2 required per assembly)
LOCKWASHER (.375) 13-35048
13-35048

About Mercury Marine

OEM Part

13-35048 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $0.90
10+ in stock. Explain stock levels

#10 44446A 2 RESERVOIR ASSEMBLY (1 required per assembly)
RESERVOIR ASSEMBLY With 44446A 2
44446A 2

About Mercury Marine

OEM Part

44446A 2 - Tank Assembly [ More info ]

Add to shopping cart $1,870.14
Available to order: Usually ships within 8 days. Explain stock levels

#- 22-36382 FITTING, (.250-18 x .62) Brass (1 required per assembly)
FITTING (.250-18 x .62) 22-36382
22-36382

About Mercury Marine

OEM Part

22-36382 - Plug [ More info ]

Add to shopping cart $4.00 $2.70
10+ in stock. Explain stock levels

Pipe Plug
18-8111

About Sierra Marine

OEM Match

18-8111-9 - Pipe Plug, 1/4 Inch, (Pack of 3) [ More info ]

Add to shopping cart $10.77 $7.50
10+ in stock. Explain stock levels

Plug, 1/4IN Brass
18-4256

About Sierra Marine

OEM Match

18-4256 - Plug, 1/4 Inch Brass, Sold Individually [ More info ]

Add to shopping cart $1.99 $1.42
6 in stock. Explain stock levels

#- 27-95688 GASKET, End Cover (2 required per assembly)
GASKET End Cover 27-95688
 

About Mercury Marine

OEM Part

27-95688 - Gasket [ More info ]

Add to shopping cart $15.30
Available to order: Usually ships within 8 days. Explain stock levels

#- 95687 COVER (2 required per assembly)
COVER 95687
 

About Mercury Marine

OEM Part

95687 - End Cover [ More info ]

Add to shopping cart $85.42
2 in stock. Explain stock levels

#- 10-95689 SCREW (2 required per assembly)
10-95689 - SCREW             O NLA
 

About Mercury Marine

OEM Part

10-95689 - SCREW O NLA [ More info ]
Unavailable
#- 12-95690 WASHER (2 required per assembly)
WASHER,NLA 12-95690
 

About Mercury Marine

OEM Part

12-95690 - Washer, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#11 36-55143 CAP, Pressure (1 required per assembly)
36-55143 - CAP Pressure      O - Replaced by 36-55143Q
 

This part has been superseded.

36-55143 - 36-55143 - CAP Pressure O [ More info ]
Unavailable
Replaced by 36-55143Q
CAP-RADIATORNote: must be ordered in multiples of 2 36-55143Q
36-55143Q

About Mercury Marine

OEM Part

36-55143Q - Radiator Cap - Priced Individually [ More info ]

Add to shopping cart $11.80
7 in stock. Explain stock levels

#12 27-71614 GASKET (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-71614
27-71614

About Mercury Marine

OEM Part

27-71614 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.80 $1.89
10+ in stock. Explain stock levels

#13 54-815504388 CLAMP, Worm Gear (2 required per assembly)
CLAMP Worm Gear 54-815504388
54-815504388

About Mercury Marine

OEM Part

54-815504388 - Clamp [ More info ]

Add to shopping cart $19.00
Available to order: Usually ships within 8 days. Explain stock levels

#14 44441A 2 BRACKET (2 required per assembly)
44441A 2 - BRACKET           O - Replaced by -44441A 3
 

This part has been superseded.

44441A 2 - 44441A 2 - BRACKET O [ More info ]
Unavailable
Replaced by -44441A 3
44441A 3 - BRACKET ASSEMBLY  O NLA
44441A 3

About Mercury Marine

OEM Part

44441A 3 - BRACKET ASSEMBLY O NLA [ More info ]
Unavailable
#14 44445A 2 BRACKET (2 required per assembly)
44445A 2 - BRACKET           O - Replaced by -44445A 3
 

This part has been superseded.

44445A 2 - 44445A 2 - BRACKET O [ More info ]
Unavailable
Replaced by -44445A 3
44445A 3 - BRACKET           O NLA
 

About Mercury Marine

OEM Part

44445A 3 - BRACKET O NLA [ More info ]
Unavailable
#15 77223 1 PAD (2 required per assembly)
PAD,NLA 77223  1
 

About Mercury Marine

OEM Part

77223 1 - Pad, NLA [ More info ]

Add to shopping cart $3.00
10+ in stock. Explain stock levels

#16 10-34353 SCREW, (.375-16 x 1.00) (3 required per assembly)
SCREW (.375-16 x 1.00) 10-34353
10-34353

About Mercury Marine

OEM Part

10-34353 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.90
10+ in stock. Explain stock levels

#16 10-47461 SCREW, (.437-14 x 1.00) (1 required per assembly)
SCREW (.437-14 x 1.00) 10-47461
10-47461

About Mercury Marine

OEM Part

10-47461 - Screw [ More info ]

Add to shopping cart $1.60
7 in stock. Explain stock levels

#17 13-32993 LOCKWASHER, (.437) (1 required per assembly)
LOCKWASHER (.437) 13-32993
13-32993

About Mercury Marine

OEM Part

13-32993 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $1.20
1 in stock. Explain stock levels

#18 71587A10 RECOVERY KIT, Coolant (Components parts can be purchased locally.) (1 required per assembly)
RECOVERY KIT Coolant 71587A10
 

About Mercury Marine

OEM Part

71587A10 - Coolant Recovery Kit [ More info ]

Add to shopping cart $67.17
Available to order: Usually ships within 8 days. Explain stock levels

#19 71587A11 BOTTLE, Plastic (1 required per assembly)
BOTTLE Plastic 71587A11
71587A11

About Mercury Marine

OEM Part

71587A11 - Coolant Recovery Bottle [ More info ]

Add to shopping cart $54.25
Available to order: Usually ships within 8 days. Explain stock levels

#20 72058 CAP (1 required per assembly)
CAP 72058
72058

About Mercury Marine

OEM Part

72058 - Bottle Cap [ More info ]

Add to shopping cart $7.60
Available to order: Usually ships within 8 days. Explain stock levels

#21 32-19403 HOSE (1 required per assembly)
HOSE 32-19403
32-19403

About Mercury Marine

OEM Part

32-19403 - Hose [ More info ]

Add to shopping cart $41.42
1 in stock. Explain stock levels

#21 32-77332 HOSE (1 required per assembly)
HOSE 32-77332
32-77332

About Mercury Marine

OEM Part

32-77332 - Hose [ More info ]

Add to shopping cart $34.50
Available to order: Usually ships within 8 days. Explain stock levels

#22 22-36305 ELBOW, (90 Degrees) (2 required per assembly)
22-36305 - ELBOW (90 Degrees O - Replaced by 22-36305T
 

This part has been superseded.

22-36305 - 22-36305 - ELBOW (90 Degrees O [ More info ]
Unavailable
Replaced by 22-36305T
ELBOW 22-36305T
22-36305T

About Mercury Marine

OEM Part

22-36305T - Elbow [ More info ]

Add to shopping cart $32.50 $27.82
Available to order: Usually ships within 8 days. Explain stock levels

Fitting, Brass
18-8216

About Sierra Marine

OEM Match

18-8216 - Brass Fitting, 22-36305 [ More info ]

Add to shopping cart $25.54 $19.60
1 in stock. Explain stock levels

#22 22-92499 FITTING, (45 Degrees) (1 required per assembly)
22-92499 - FITTING (45 Degre O - Replaced by 22-92499T
 

This part has been superseded.

22-92499 - 22-92499 - FITTING (45 Degre O [ More info ]
Unavailable
Replaced by 22-92499T
22-92499T - FITTING (45 Degre O - Replaced by 22-865159
 

This part has been superseded.

22-92499T - 22-92499T - FITTING (45 Degre O [ More info ]
Unavailable
Replaced by 22-865159
FITTING 45 Degree 22-865159
 

About Mercury Marine

OEM Part

22-865159 - Fitting [ More info ]

Add to shopping cart $17.16
Available to order: Usually ships within 8 days. Explain stock levels

#23 32-19404 HOSE (1 required per assembly)
32-19404 - HOSE              O NLA
 

About Mercury Marine

OEM Part

32-19404 - HOSE O NLA [ More info ]
Unavailable
#24 32-53461 70 HOSE, (48.00 Inches Bulk) (1 required per assembly)
32865672070 32-53461 70
32-53461 70

About Mercury Marine

OEM Part

32-53461 70 - Hose -48 Inch [ More info ]

Add to shopping cart $64.45
7 in stock. Explain stock levels

32-865672070 - HOSE (48.00 Inche  - Replaced by 32-8M0062665
32-865672070

This part has been superseded.

32-865672070 - 32-865672070 - HOSE (48.00 Inche [ More info ]
Unavailable
Replaced by 32-8M0062665
HOSE (48.00 Inches Bulk 32-8M0062665
32-8M0062665

About Mercury Marine

OEM Part

328M0062665 - Hose [ More info ]

Add to shopping cart $68.84
Available to order: Usually ships within 8 days. Explain stock levels

Molded Hose
18-75125

About Sierra Marine

OEM Match

18-75125 - Straight Hose [ More info ]

Add to shopping cart $36.99 $29.83
1 in stock. Explain stock levels

#24 32-816261 1 HOSE (1 required per assembly)
HOSE,NLA 32-816261  1
 

About Mercury Marine

OEM Part

32-816261 1 - Hose, NLA [ More info ]

Add to shopping cart $9.00
10 in stock. Explain stock levels

#25 22-55133T TEE (1 required per assembly)
22-55133T - TEE               O - Replaced by 22-55133
 

This part has been superseded.

22-55133T - 22-55133T - TEE O [ More info ]
Unavailable
Replaced by 22-55133
22-55133 - FITTING TEE       O NLA
22-55133

About Mercury Marine

OEM Part

22-55133 - FITTING TEE O NLA [ More info ]
Unavailable
#26 32-92846 HOSE (1 required per assembly)
HOSE ,NLA 32-92846
 

About Mercury Marine

OEM Part

32-92846 - Hose, NLA [ More info ]

Add to shopping cart $50.00
6 in stock. Explain stock levels

#26 32-33220 70 HOSE, (48.00 Inches Bulk) (1 required per assembly)
32-33220 70 - HOSE (48.00 Inche O - Replaced by 32-8M0062614
32-33220 70

This part has been superseded.

32-33220 70 - 32-33220 70 - HOSE (48.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0062614
HOSE (48.00 Inches Bulk 32-8M0062614
32-8M0062614

About Mercury Marine

OEM Part

32-8M0062614 - Water Hose [ More info ]

Add to shopping cart $60.80 $52.06
In stock Explain stock levels

#26 32-817438 1 HOSE (1 required per assembly)
HOSE-MOLDED,NLA 32-817438  1
32-817438  1

About Mercury Marine

OEM Part

32-817438 1 - Molded Hose, NLA [ More info ]

Add to shopping cart $10.50
10+ in stock. Explain stock levels

#26 32-91029 HOSE (1 required per assembly)
HOSE 32-91029
 

About Mercury Marine

OEM Part

32-91029 - Hose [ More info ]

Add to shopping cart $49.00
Available to order: Usually ships within 8 days. Explain stock levels

#27 32-817439 3 HOSE (1 required per assembly)
HOSE-MOLDED,NLA 32-817439  3
32-817439  3

About Mercury Marine

OEM Part

32-817439 3 - Molded Hose, NLA [ More info ]

Add to shopping cart $22.00
10 in stock. Explain stock levels

#28 32-92838 HOSE (1 required per assembly)
32-92838 - HOSE              O
32-92838

About Mercury Marine

OEM Part

32-92838 - HOSE O [ More info ]
Unavailable
#29 54-815504232 CLAMP, Worm Gear (2.50 Diameter) (2 required per assembly)
CLAMP Worm Gear (2.50 D 54-815504232
54-815504232

About Mercury Marine

OEM Part

54-815504232 - Clamp [ More info ]

Add to shopping cart $6.40 $3.58
10+ in stock. Explain stock levels

#31 32-44590 HOSE (1 required per assembly)
32-44590 - HOSE              O NLA
 

About Mercury Marine

OEM Part

32-44590 - HOSE O NLA [ More info ]
Unavailable
#32 32-92837 HOSE (1 required per assembly)
HOSE 32-92837
32-92837

About Mercury Marine

OEM Part

32-92837 - Straight Hose [ More info ]

Add to shopping cart $105.58
In stock Explain stock levels

#32 32-19226 HOSE (1 required per assembly)
32-19226 - HOSE              O NLA
32-19226

About Mercury Marine

OEM Part

32-19226 - HOSE O NLA [ More info ]
Unavailable
#33 54-815504220 CLAMP, Worm Gear (AR required per assembly)
CLAMP Worm Gear 54-815504220
54-815504220

About Mercury Marine

OEM Part

54-815504220 - Clamp [ More info ]

Add to shopping cart $5.60
Available to order: Usually ships within 8 days. Explain stock levels

#34 54-47715 CLIP (1 required per assembly)
CLIP 54-47715
 

About Mercury Marine

OEM Part

54-47715 - Clip [ More info ]

Add to shopping cart $6.80
2 in stock. Explain stock levels

#35 47442A 1 COVER (Design I) (1 required per assembly)
8M0061068 NEW TAKE-OFFS 47442A 1
47442A 1

About Mercury Marine

OEM Part

47442A 1 - Thermostat Cover [ More info ]

Add to shopping cart $35.00
1 in stock. Explain stock levels

THERM COVER HSG 8M0061068
 

About Mercury Marine

OEM Part

8M0061068 - THERM Cover Housing [ More info ]

Add to shopping cart $85.00
Available to order: Usually ships within 8 days. Explain stock levels

T-STAT HOUSING MC-29-47442
MC-29-47442

About Barr Marine by EDM

OEM Match

MC-29-47442 - Thermostat Housing [ More info ]

Add to shopping cart $36.00 $28.12
2 in stock. Explain stock levels

#36 97428T 2 COVER, Thermostat (Design II) (1 required per assembly)
COVER-THERMOSTAT,NLA 97428T 2
97428T 2

About Mercury Marine

OEM Part

97428T 2 - Thermostat Cover, NLA [ More info ]

Add to shopping cart $30.00
8 in stock. Explain stock levels

T-STAT HOUSING MC-29-97428
MC-29-97428

About Barr Marine by EDM

OEM Match

MC-29-97428 - Thermostat Housing [ More info ]

Add to shopping cart $36.00 $28.12
1 in stock. Explain stock levels

#37 805273 1 THERMOSTAT, (140 Degrees) (1 required per assembly)
805273  1 - THERMOSTAT (140 D O - Replaced by -807252  1
 

This part has been superseded.

805273 1 - 805273 1 - THERMOSTAT (140 D O [ More info ]
Unavailable
Replaced by -807252 1
807252  1 - THERMOSTAT        O - Replaced by -807252T 1
807252  1

This part has been superseded.

807252 1 - 807252 1 - THERMOSTAT O [ More info ]
Unavailable
Replaced by -807252T 1
807252T 1 - THERMOSTAT 60 Deg O - Replaced by -8M0089715
807252T 1

This part has been superseded.

807252T 1 - 807252T 1 - THERMOSTAT 60 Deg O [ More info ]
Unavailable
Replaced by -8M0089715
THERMOSTAT 60 Degree C 8M0089715
8M0089715

About Mercury Marine

OEM Part

8M0089715 - Thermostat-140 [ More info ]

Add to shopping cart $19.17
1 in stock. Explain stock levels

THERMOSTAT KIT     807252Q 4
807252Q 4

About Mercury Marine

OEM Part

807252Q 4 - Thermostat Kit [ More info ]

Add to shopping cart $41.83
Available to order: Usually ships within 8 days. Explain stock levels

Thermostat (140)
18-3551

About Sierra Marine

OEM Match

18-3551 - Thermostat 807252T1, 59137 [ More info ]

Add to shopping cart $14.99 $11.08
10+ in stock. Explain stock levels

#- 44439A 2 INSTALLATION KIT (1 required per assembly)
INSTALLATION KIT,NLA 44439A 2
44439A 2

About Mercury Marine

OEM Part

44439A 2 - Installation Kit, NLA [ More info ]

Add to shopping cart $100.00
10+ in stock. Explain stock levels

#- 44443A 3 INSTALLATION KIT (1 required per assembly)
INSTALLATION KIT,NLA 44443A 3
44443A 3

About Mercury Marine

OEM Part

44443A 3 - Installation Kit, NLA [ More info ]

Add to shopping cart $170.00
3 in stock. Explain stock levels

#- 44443A 4 INSTALLATION KIT (1 required per assembly)
44443A 4 - INSTALLATION KIT  O - Replaced by -44443A 5
 

This part has been superseded.

44443A 4 - 44443A 4 - INSTALLATION KIT O [ More info ]
Unavailable
Replaced by -44443A 5
INSTALLATION KIT,NLA 44443A 5
44443A 5

About Mercury Marine

OEM Part

44443A 5 - Installation Kit, NLA [ More info ]

Add to shopping cart $150.00
10+ in stock. Explain stock levels