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Parts for MerCruiser 4.3L MPI Alpha / Bravo Closed Cooling System

#1 32-863489 HOSE, Power Steering Cooler to Check Valve (1 required per assembly)
HOSE 32-863489
 

About Mercury Marine

OEM Part

32-863489 - Hose [ More info ]

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

#2 21-864206A 1 CHECK VALVE ASSEMBLY (1 required per assembly)
CHECK VALVE ASSEMBLY 21-864206A 1
 

About Mercury Marine

OEM Part

21-864206A 1 - Check Valve [ More info ]

Add to shopping cart $28.30 $24.24
Available to order: Usually ships within 8 days. Explain stock levels

#3 32-863811 HOSE, Check Valve to Fuel Cooler (1 required per assembly)
HOSE 32-863811
 

About Mercury Marine

OEM Part

32-863811 - Hose [ More info ]

Add to shopping cart $51.60 $44.18
Available to order: Usually ships within 8 days. Explain stock levels

#4 32-864551 HOSE, Intake Bypass to Circulating Pump (1 required per assembly)
HOSE 32-864551
 

About Mercury Marine

OEM Part

32-864551 - Hose [ More info ]

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

#5 32-864431 HOSE, Distribution Housing to Heat Exchanger (1 required per assembly)
HOSE 32-864431
 

About Mercury Marine

OEM Part

32-864431 - Hose [ More info ]

Add to shopping cart $39.50
Available to order: Usually ships within 8 days. Explain stock levels

#6 32-864713 HOSE, Thermostat Housing to Upper Manifold (STBD) (1 required per assembly) (Without Riser)
HOSE 32-864713
 

About Mercury Marine

OEM Part

32-864713 - Hose [ More info ]

Add to shopping cart $39.70 $33.99
Available to order: Usually ships within 8 days. Explain stock levels

#6 32-864933 HOSE, Thermostat Housing to Upper Manifold (STBD) (1 required per assembly) (With Riser)
HOSE 32-864933
 

About Mercury Marine

OEM Part

32-864933 - Hose [ More info ]

Add to shopping cart $24.33
Available to order: Usually ships within 8 days. Explain stock levels

#7 32-864714 HOSE, Thermostat Housing to Upper Manifold (PORT) (1 required per assembly) (Without Riser)
HOSE 32-864714
 

About Mercury Marine

OEM Part

32-864714 - Hose [ More info ]

Add to shopping cart $38.90 $33.30
Available to order: Usually ships within 8 days. Explain stock levels

#7 32-864931 HOSE, Thermostat Housing to Upper Manifold (PORT) (1 required per assembly) (With Riser)
HOSE 32-864931
 

About Mercury Marine

OEM Part

32-864931 - Hose [ More info ]

Add to shopping cart $26.25
Available to order: Usually ships within 8 days. Explain stock levels

#8 32-864534 HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Starboard)
HOSE 32-864534
 

About Mercury Marine

OEM Part

32-864534 - Hose [ More info ]

Add to shopping cart $33.70 $28.85
Available to order: Usually ships within 8 days. Explain stock levels

#9 32-864575 HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Port)
HOSE 32-864575
 

About Mercury Marine

OEM Part

32-864575 - Hose [ More info ]

Add to shopping cart $40.80 $34.94
Available to order: Usually ships within 8 days. Explain stock levels

#10 32-863781 HOSE, Fuel Cooler to Accumulator Housing (1 required per assembly)
HOSE 32-863781
 

About Mercury Marine

OEM Part

32-863781 - Hose [ More info ]

Add to shopping cart $30.50
Available to order: Usually ships within 8 days. Explain stock levels

#11 32-864506 HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
HOSE 32-864506
 

About Mercury Marine

OEM Part

32-864506 - Hose [ More info ]

Add to shopping cart $17.00 $14.56
Available to order: Usually ships within 8 days. Explain stock levels

#12 32-864507 HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
HOSE 32-864507
 

About Mercury Marine

OEM Part

32-864507 - Hose [ More info ]

Add to shopping cart $15.80
Available to order: Usually ships within 8 days. Explain stock levels

#13 32-864532 HOSE, Heat Exchanger to Elbow (Starboard) (1 required per assembly) (Without Riser)
HOSE 32-864532
 

About Mercury Marine

OEM Part

32-864532 - Hose [ More info ]

Add to shopping cart $14.90
Available to order: Usually ships within 8 days. Explain stock levels

#13 32-864934 HOSE, Heat Exchanger to Elbow (Starboard) (1 required per assembly) (With Riser)
HOSE 32-864934
 

About Mercury Marine

OEM Part

32-864934 - Hose [ More info ]

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

#14 32-864726 HOSE, Heat Exchanger to Elbow (Port) (1 required per assembly) (Without Riser)
HOSE 32-864726
 

About Mercury Marine

OEM Part

32-864726 - Hose [ More info ]

Add to shopping cart $28.67
Available to order: Usually ships within 8 days. Explain stock levels

#15 32-863611 1 HOSE, Sea Pump to Power Steering Cooler (1 required per assembly)
HOSE 32-863611  1
 

About Mercury Marine

OEM Part

32-863611 1 - Hose [ More info ]

Add to shopping cart $45.75 $24.38
10+ in stock. Explain stock levels

#16 54-815504212 CLAMP, Worm Gear, Hose (1 required per assembly)
CLAMP Worm Gear 54-815504212
 

About Mercury Marine

OEM Part

54-815504212 - Clamp [ More info ]

Add to shopping cart $4.30
Available to order: Usually ships within 8 days. Explain stock levels

#17 54-815504216 CLAMP, Worm Gear (1.56 Diameter), Hose (1 required per assembly)
CLAMP Worm Gear (1.56 D 54-815504216
54-815504216

About Mercury Marine

OEM Part

54-815504216 - Clamp [ More info ]

Add to shopping cart $13.10
Available to order: Usually ships within 8 days. Explain stock levels

#18 54-815504222 CLAMP, Worm Gear (1.98 DIameter), Hose (1 required per assembly)
CLAMP Worm Gear (1.98 D 54-815504222
54-815504222

About Mercury Marine

OEM Part

54-815504222 - Clamp - Priced Individually [ More info ]

Add to shopping cart $4.50
Available to order: Usually ships within 8 days. Explain stock levels

#19 54-815504228 CLAMP, Worm Gear, Hose (1 required per assembly)
CLAMP Worm Gear 54-815504228
54-815504228

About Mercury Marine

OEM Part

54-815504228 - Clamp [ More info ]

Add to shopping cart $14.80
Available to order: Usually ships within 8 days. Explain stock levels

#20 54-815504232 CLAMP, Worm Gear (2.50 Diameter), Hose (1 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

#21 32-864886 HOSE, Heat Exchanger to Circulating Pump (1 required per assembly)
HOSE 32-864886
 

About Mercury Marine

OEM Part

32-864886 - Hose [ More info ]

Add to shopping cart $33.59
Available to order: Usually ships within 8 days. Explain stock levels

#22 54-815504224 CLAMP, Worm Gear, Hose (1 required per assembly)
CLAMP Worm Gear 54-815504224
54-815504224

About Mercury Marine

OEM Part

54-815504224 - Clamp [ More info ]

Add to shopping cart $3.70
Available to order: Usually ships within 8 days. Explain stock levels

#23 864395T01 HEAT EXCHANGER, Closed Cooling (1 required per assembly)
HEAT EXCHANGER 864395T01
864395T01

About Mercury Marine

OEM Part

864395T01 - Heat Exchanger [ More info ]

Add to shopping cart $1,967.50 $955.50
1 in stock. Explain stock levels

#24 814875 COVER, Heat Exchanger End (2 required per assembly)
814875 - COVER Heat Exchan O - Replaced by -8M0036623
814875

This part has been superseded.

814875 - 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

#25 27-803644 GASKET, End Cover (2 required per assembly)
27-803644 - GASKET            O - Replaced by 27-8M0036987
 

This part has been superseded.

27-803644 - 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

#26 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

#27 25-814878 O-RING, Special (2 required per assembly)
25-814878 - O-RING Special    O - Replaced by 25-8M0039163
 

This part has been superseded.

25-814878 - 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

#28 36-814879 1 CAP, Pressure (1 required per assembly)
CAP 36-814879  1
 

About Mercury Marine

OEM Part

36-814879 1 - Pressure Cap [ More info ]

Add to shopping cart $50.90 $43.58
Available to order: Usually ships within 8 days. Explain stock levels

#29 10-805559 SCREW, (.375-16 x .875) Stainless Steel (1 required per assembly)
SCREW (.375-16 x .875) 10-805559
10-805559

About Mercury Marine

OEM Part

10-805559 - Screw [ More info ]

Add to shopping cart $7.40
1 in stock. Explain stock levels

#30 10-34353 SCREW, (.375-16 x 1.00) (2 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

#31 54-815504396 CLAMP, Worm Gear, Heat Exchanger (1 required per assembly)
CLAMP Worm Gear 54-815504396
 

About Mercury Marine

OEM Part

54-815504396 - Clamp [ More info ]

Add to shopping cart $22.80 $19.52
1 in stock. Explain stock levels

#32 71587A10 RECOVERY KIT, Coolant (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
In stock Explain stock levels

#NS 32-77457 2 HOSE, (48.00 Inches Bulk) (1 required per assembly)
HOSE (48.00 Inches Bulk 32-77457  2
32-77457  2

About Mercury Marine

OEM Part

32-77457 2 - Hose -48 Inch [ More info ]

Add to shopping cart $51.67
10 in stock. Explain stock levels

#33 71587A11 BOTTLE, Plastic, Coolant Recovery Kit (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

#34 72058 CAP, Coolant Recovery Bottle (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

#35 32-863343 65 HOSE, Sea Water Pump to Water Pick Up (1 required per assembly)
32-863343 65 - HOSE              O - Replaced by 32-863343 79
 

This part has been superseded.

32-863343 65 - 32-863343 65 - HOSE O [ More info ]
Unavailable
Replaced by 32-863343 79
32-863343 79 - HOSE (96.00 Inche O - Replaced by 32-865672079
 

This part has been superseded.

32-863343 79 - 32-863343 79 - HOSE (96.00 Inche O [ More info ]
Unavailable
Replaced by 32-865672079
32-865672079 - HOSE (96.00 Inche O - Replaced by 32-8M0062666
32-865672079

This part has been superseded.

32-865672079 - 32-865672079 - HOSE (96.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0062666
HOSE (96.00 Inches Bulk 32-8M0062666
32-8M0062666

About Mercury Marine

OEM Part

32-8M0062666 - Water Hose Bulk -96" [ More info ]

Add to shopping cart $186.60 $159.78
In stock Explain stock levels

#36 18431 PAD, Heat Exchanger (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

#37 864494T BRACKET, Cooler (1 required per assembly)
BRACKET 864494T
 

About Mercury Marine

OEM Part

864494T - Heat Exchanger Bracket [ More info ]

Add to shopping cart $134.66
Available to order: Usually ships within 8 days. Explain stock levels

#38 32-42850 69 HOSE, (44.00 Inches Bulk) (1 required per assembly) (Cut to 6 Inch Length)
32-42850 69 - HOSE (44.00 Inche O - Replaced by 32-8M0062634
32-42850 69

This part has been superseded.

32-42850 69 - 32-42850 69 - HOSE (44.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0062634
HOSE 44.00 inch Bulk 32-8M0062634
32-8M0062634

About Mercury Marine

OEM Part

32-8M0062634 - Transom TO Thermostat Housing Hose -44I [ More info ]

Add to shopping cart $34.30 $29.37
Available to order: Usually ships within 8 days. Explain stock levels

#39 863841T TUBE, Water, Brass (1 required per assembly) (Compact Hydralic Steering)
TUBE Water 863841T
863841T

About Mercury Marine

OEM Part

863841T - Tube - Extender [ More info ]

Add to shopping cart $112.83
1 in stock. Explain stock levels

#40 22-806608A 1 PLUG KIT, (.500-13) Royal Blue (1 required per assembly)
22-806608A 1 - PLUG KIT (.500-13 O - Replaced by 22-806608A02
22-806608A 1

This part has been superseded.

22-806608A 1 - 22-806608A 1 - PLUG KIT (.500-13 O [ More info ]
Unavailable
Replaced by 22-806608A02
228M0119211 22-806608A02
22-806608A02

About Mercury Marine

OEM Part

22-806608A02 - Plug Assembly - Priced Individually [ More info ]

Add to shopping cart $7.00
10+ in stock. Explain stock levels

PLUG ASSEMBLY (.500-13) 22-8M0119211
 

About Mercury Marine

OEM Part

22-8M0119211 - Plug Assembly (.500-13) [ More info ]

Add to shopping cart $7.00
Available to order: Usually ships within 8 days. Explain stock levels

DRAIN PLUG
18-4226

About Sierra Marine

OEM Match

18-4226 - Blue Drain Plug, 22-806608A1 [ More info ]

Add to shopping cart $4.49 $3.05
10+ in stock. Explain stock levels

PLUG KIT Note: must be ordered in multiples of 2   22806608Q01
22806608Q01

About Mercury Marine

OEM Part

22-806608Q01 - Plug Kit - Priced Individually [ More info ]

Add to shopping cart $7.00
Available to order: Usually ships within 8 days. Explain stock levels

#41 25-32509 O-RING, (.489 x .070) (1 required per assembly)
O-RING (.489 x .070) 25-32509
25-32509

About Mercury Marine

OEM Part

25-32509 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $1.50
10+ in stock. Explain stock levels

O-Ring
18-7165

About Sierra Marine

OEM Match

18-7165-9 - O-Ring (PK5) , 0304174 [ More info ]

Add to shopping cart $7.45 $4.10
2 in stock. Explain stock levels

#42 22-864727 FITTING, Y (1 required per assembly) (Bravo)
FITTING Y, (3) 1-1/4 In 22-864727
 

About Mercury Marine

OEM Part

22-864727 - Fitting [ More info ]

Add to shopping cart $24.16
1 in stock. Explain stock levels

#43 54-815504220 CLAMP, Worm Gear (3 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

#44 32-865672013 HOSE, (4.00 Inches) (1 required per assembly)
HOSE (4.00 Inches) 32-865672013
 

About Mercury Marine

OEM Part

32-865672013 - Hose [ More info ]

Add to shopping cart $4.10
Available to order: Usually ships within 8 days. Explain stock levels

#45 22-865362 QUICK CONNECT (1 required per assembly)
QUICK CONNECT 22-865362
 

About Mercury Marine

OEM Part

22-865362 - Spigot-q/C [ More info ]

Add to shopping cart $6.90
Available to order: Usually ships within 8 days. Explain stock levels

#46 22-865324 QUICK CONNECT (2 required per assembly)
QUICK CONNECT 22-865324
 

About Mercury Marine

OEM Part

22-865324 - Fitting -q/C [ More info ]

Add to shopping cart $7.90
Available to order: Usually ships within 8 days. Explain stock levels