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Parts for Mercury Marine Exhaust / Cooling Systems & Extension Kits Closed Cooling System (18390A6 / A8)

#- 18390A 6 CLOSED COOLING SYSTEM (1 required per assembly)
CLOSED COOLING SY O NLA
18390A 6

About Mercury Marine

OEM Part

CLOSED COOLING SY O NLA [ More info ]
Unavailable
#- 18390A 8 CLOSED COOLING SYSTEM (1 required per assembly)
CLOSED COOLING SY O NLA
18390A 8

About Mercury Marine

OEM Part

CLOSED COOLING SY O NLA [ More info ]
Unavailable
#1 18390T RESERVOIR (1 required per assembly)
RESERVOIR CAN PULL FROM KIT 18390A6 18390T
18390T

About Mercury Marine

OEM Part

18390T - Heat Exchanger [ More info ]

Add to shopping cart $1,137.25
Available to order: Usually ships within 8 days. Explain stock levels

#2 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
4 in stock. Explain stock levels

Pipe Plug
18-8111

About Sierra Marine

OEM Match

18-8111-9 - Pipe Plug (PK3) [ More info ]

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

#3 814875 COVER, Heat Exchanger End (2 required per assembly)
COVER Heat Exchan O - Replaced by -8M0036623
814875

This part has been superseded.

814875 - COVER Heat Exchan O [ More info ]
Unavailable
Replaced by -8M0036623
END CAP (4 Inch) 8M0036623
 

About Mercury Marine

OEM Part

8M0036623 - Cap -end [ More info ]

Add to shopping cart $72.34
Available to order: Usually ships within 8 days. Explain stock levels

#4 27-814876 GASKET, End Cover (2 required per assembly)
GASKET End Cover  O - Replaced by 27-803644
 

This part has been superseded.

27-814876 - GASKET End Cover O [ More info ]
Unavailable
Replaced by 27-803644
GASKET            O - Replaced by 27-8M0036987
 

This part has been superseded.

27-803644 - GASKET O [ More info ]
Unavailable
Replaced by 27-8M0036987
GASKET 27-8M0036987
27-8M0036987

About Mercury Marine

OEM Part

27-8M0036987 - Gasket [ More info ]

Add to shopping cart $17.80 $15.25
Available to order: Usually ships within 8 days. Explain stock levels

#5 10-814877 BOLT (2 required per assembly)
BOLT 10-814877
10-814877

About Mercury Marine

OEM Part

10-814877 - Bolt [ More info ]

Add to shopping cart $9.10
Available to order: Usually ships within 8 days. Explain stock levels

#6 25-814878 O-RING, Special (2 required per assembly)
O-RING Special    O - Replaced by 25-8M0039163
 

This part has been superseded.

25-814878 - O-RING Special O [ More info ]
Unavailable
Replaced by 25-8M0039163
O-RING (3/8 x 1/8) 25-8M0039163
 

About Mercury Marine

OEM Part

25-8M0039163 - O-Ring [ More info ]

Add to shopping cart $6.10
Available to order: Usually ships within 8 days. Explain stock levels

#7 36-814879 CAP (1 required per assembly)
CAP 36-814879
 

About Mercury Marine

OEM Part

36-814879 - Cap [ More info ]

Add to shopping cart $45.20
6 in stock. Explain stock levels

#8 18421A 1 BRACKET (1 required per assembly)
BRACKET           O - Replaced by -18421A 2
 

This part has been superseded.

18421A 1 - BRACKET O [ More info ]
Unavailable
Replaced by -18421A 2
BRACKET KIT,NLA 18421A 2
18421A 2

About Mercury Marine

OEM Part

18421A 2 - Bracket Kit, NLA [ More info ]

Add to shopping cart $250.00
2 in stock. Explain stock levels

#9 18431 PAD (1 required per assembly)
PAD 18431
 

About Mercury Marine

OEM Part

18431 - Pad [ More info ]

Add to shopping cart $25.16
Available to order: Usually ships within 8 days. Explain stock levels

#10 10-47462 SCREW, (.437-14 x 1.250) (1 required per assembly)
SCREW (.437-14 x 1.250) 10-47462
10-47462

About Mercury Marine

OEM Part

10-47462 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ in stock. Explain stock levels

#11 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
5 in stock. Explain stock levels

#12 18423A 1 BRACKET, Port (1 required per assembly)
BRACKET           O - Replaced by -18423A 2
 

This part has been superseded.

18423A 1 - BRACKET O [ More info ]
Unavailable
Replaced by -18423A 2
BRACKET KIT,NLA 18423A 2
18423A 2

About Mercury Marine

OEM Part

18423A 2 - Bracket Kit, NLA [ More info ]

Add to shopping cart $250.00
1 in stock. Explain stock levels

#13 18429 PAD (1 required per assembly)
PAD               O NLA
 

About Mercury Marine

OEM Part

PAD O NLA [ More info ]
Unavailable
#14 10-32132 SCREW, (.375-16 x 1.750) (2 required per assembly)
SCREW (.375-16 x 1.750) 10-32132
10-32132

About Mercury Marine

OEM Part

10-32132 - Screw [ More info ]

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

#15 32-18427 2 HOSE (1 required per assembly)
HOSE              O NLA
 

About Mercury Marine

OEM Part

HOSE O NLA [ More info ]
Unavailable
#16 32-53461 70 HOSE, (48.00 Inches Bulk) (1 required per assembly) (18390A8)
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

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

This part has been superseded.

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
Available to order: Usually ships within 8 days. Explain stock levels

#17 32-816284 HOSE (1 required per assembly)
HOSE ,NLA 32-816284
 

About Mercury Marine

OEM Part

32-816284 - Hose, NLA [ More info ]

Add to shopping cart $150.00
1 in stock. Explain stock levels

#18 55131A 5 HOUSING ASSEMBLY, Thermostat (1 required per assembly)
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

#19 97428T 2 COVER, Thermostat (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

#20 27-48818 1 GASKET (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
8 in stock. 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

#21 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

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

This part has been superseded.

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

#23 32-33220 70 HOSE, (48.00 Inches Bulk) (2 required per assembly)
HOSE (48.00 Inche O - Replaced by 32-8M0062614
32-33220 70

This part has been superseded.

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

#24 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
1 in stock. Explain stock levels

#25 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

#26 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
2 in stock. Explain stock levels

#27 27-41811 GASKET (2 required per assembly)
GASKET            O - Replaced by 27-860231
27-41811

This part has been superseded.

27-41811 - GASKET O [ More info ]
Unavailable
Replaced by 27-860231
GASKET            O - Replaced by 27-863725
27-860231

This part has been superseded.

27-860231 - GASKET O [ More info ]
Unavailable
Replaced by 27-863725
GASKET            * - Replaced by 27-863725  1
27-863725

This part has been superseded.

27-863725 - GASKET * [ More info ]
Unavailable
Replaced by 27-863725 1
GASKET 27-863725  1
27-863725  1

About Mercury Marine

OEM Part

27-863725 1 - Gasket [ More info ]

Add to shopping cart $14.70
5 in stock. Explain stock levels

Elbow Gasket
18-0672

About Sierra Marine

OEM Match

18-0672-9 - Gasket 27-41811 2-Pack [ More info ]

Add to shopping cart $23.98 $19.50
3 in stock. Explain stock levels

SS PLATE,BLOCK OFF MC-20-87918
MC-20-87918

About Barr Marine by EDM

OEM Match

MC-20-87918 - Block Off Plate, SS [ More info ]

Add to shopping cart $14.00 $10.93
10+ in stock. Explain stock levels

#28 22-55133T TEE (1 required per assembly)
TEE               O - Replaced by 22-55133
 

This part has been superseded.

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

About Mercury Marine

OEM Part

FITTING TEE O NLA [ More info ]
Unavailable
#29 32-817439 1 HOSE (1 required per assembly)
HOSE              O NLA
 

About Mercury Marine

OEM Part

HOSE O NLA [ More info ]
Unavailable
#30 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

#31 87-86080 SWITCH, Temperature (1 required per assembly)
SWITCH Temperature 87-86080
87-86080

About Mercury Marine

OEM Part

87-86080 - Switch [ More info ]

Add to shopping cart $85.34
In stock Explain stock levels

#32 54-815504372 CLAMP, Worm Gear (AR required per assembly)
CLAMP Worm Gear 54-815504372
54-815504372

About Mercury Marine

OEM Part

54-815504372 - Clamp [ More info ]

Add to shopping cart $11.60
8 in stock. Explain stock levels

Hose Clamp
18-7316

About Sierra Marine

OEM Match

18-7316 - Hose Clamps, 72 [ More info ]

Add to shopping cart $9.26 $7.11
10+ in stock. Explain stock levels

#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 54-815504232 CLAMP, Worm Gear (2.50 Diameter) (AR 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 $4.32
10+ in stock. Explain stock levels

#35 27-53045 1 GASKET (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

#36 22-818390 DRAIN COCK (1 required per assembly)
DRAIN COCK 22-818390
 

About Mercury Marine

OEM Part

22-818390 - Plug Assembly [ More info ]

Add to shopping cart $17.70 $15.15
Available to order: Usually ships within 8 days. Explain stock levels

#37 814863T COOLER, Oil (1 required per assembly) (Used in 18390A6)
COOLER Oil        O NLA
 

About Mercury Marine

OEM Part

COOLER Oil O NLA [ More info ]
Unavailable
#38 54-814858 CLIP (2 required per assembly) (Used in 18390A6)
CLIP 54-814858
 

About Mercury Marine

OEM Part

54-814858 - Clip [ More info ]

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

#39 96116A 1 BRACKET (1 required per assembly) (Used in 18390A6)
BRACKET           O - Replaced by -806394A 1
 

This part has been superseded.

96116A 1 - BRACKET O [ More info ]
Unavailable
Replaced by -806394A 1
BRACKET           O NLA
806394A 1

About Mercury Marine

OEM Part

BRACKET O NLA [ More info ]
Unavailable
#40 10-37612 SCREW, (.375-16 x 1.250) (1 required per assembly) (Used in 18390A6)
SCREW (.375-16 x 1.250) 10-37612
10-37612

About Mercury Marine

OEM Part

10-37612 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.60
10+ in stock. Explain stock levels

#41 13-35048 LOCKWASHER, (.375) (3 required per assembly) (Used in 18390A6)
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

#42 32-816261 1 HOSE (1 required per assembly) (Used in 18390A6)
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

#43 32-89749 1 HOSE (1 required per assembly) (Used in 18390A6)
HOSE 32-89749  1
32-89749  1

About Mercury Marine

OEM Part

32-89749 1 - Molded Hose [ More info ]

Add to shopping cart $58.80 $50.35
Available to order: Usually ships within 8 days. Explain stock levels

#44 32-19081 HOSE (1 required per assembly) (Used in 18390A6)
HOSE              O NLA
32-19081

About Mercury Marine

OEM Part

HOSE O NLA [ More info ]
Unavailable