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

Revise Search: All Models > 4.3L MPI Alpha / Bravo > 1A063240 & Up > Closed Cooling System

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Each product listed is an OEM or aftermarket equivalent part. [ Example ]

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#1	32-863489	HOSE, Power Steering Cooler to Check Valve (1 required per assembly)
		32-863489 - Hose [ More info ] $85.58 Available to Order: Usually ships within 10 days.
#2	21-864206A 1	CHECK VALVE ASSEMBLY (1 required per assembly)
		21-864206A 1 - Check Valve [ More info ] $68.95 Available to Order: Usually ships within 10 days.
#3	32-863811	HOSE, Check Valve to Fuel Cooler (1 required per assembly)
		32-863811 - Hose - Check Valve To Fuel Cooler [ More info ] $57.33 Available to Order: Usually ships within 10 days.
#4	32-864551	HOSE, Intake Bypass to Circulating Pump (1 required per assembly)
		32-864551 - Hose - Intake Bypass To Circulating Pump [ More info ] $19.58 Available to Order: Usually ships within 10 days.
#5	32-864431	HOSE, Distribution Housing to Heat Exchanger (1 required per assembly)
		32-864431 - Hose - Distribution Housing To Heat Exchanger [ More info ] $51.00 Available to Order: Usually ships within 10 days.
#6	32-864713	HOSE, Thermostat Housing to Upper Manifold (Starboard) (1 required per assembly) (Without Riser)
		32-864713 - Hose - Thermostat Housing To Upper Manifold [ More info ] $40.00 Available to Order: Usually ships within 10 days.
#6	32-864933	HOSE, Thermostat Housing to Upper Manifold (Starboard) (1 required per assembly) (1.7 inch and 3 Inch Riser)
		32-864933 - Hose - Thermostat Housing To Upper Manifold [ More info ] $30.00 Available to Order: Usually ships within 10 days.
#6	32-866081	HOSE, Thermostat Housing to Upper Manifold (Starboard) (1 required per assembly) (6 Inch Riser)
		32-866081 - Hose - Thermostat Housing To Upper Manifold - Starboard [ More info ] $62.92 Available to Order: Usually ships within 10 days.
#7	32-864714	HOSE, Thermostat Housing to Upper Manifold (Port) (1 required per assembly) (Without Riser)
		32-864714 - Hose - Thermostat Housing To Upper Manifold [ More info ] Unavailable
#7	32-864931	HOSE, Thermostat Housing to Upper Manifold (Port) (1 required per assembly) (1.7 inch and 3 Inch Riser)
		32-864931 - Hose - Thermostat Housing To Upper Manifold [ More info ] $28.75 Available to Order: Usually ships within 10 days.
#7	32-866080	HOSE, Thermostat Housing to Upper Manifold (Port) (1 required per assembly) (6 Inch Riser)
		32-866080 - Hose - Thermostat Housing To Upper Manifold - port [ More info ] $35.92 Available to Order: Usually ships within 10 days.
#8	32-864534	HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Starboard)
		32-864534 - Hose - Thermostat Housing To Lower Manifold [ More info ] $35.58 Available to Order: Usually ships within 10 days.
#9	32-864575	HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Port)
		32-864575 - Hose - Thermostat Housing To Lower Manifold [ More info ] $43.83 Available to Order: Usually ships within 10 days.
#10	32-863781	HOSE, Fuel Cooler to Accumulator Housing (1 required per assembly)
		32-863781 - Hose - Fuel Cooler [ More info ] $40.58 Available to Order: Usually ships within 10 days.
#11	32-864506	HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
		32-864506 - Hose - Heat Exchanger To Thermostat Housing [ More info ] $22.60 Available to Order: Usually ships within 10 days.
#12	32-864507	HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
		32-864507 - Hose - Heat Exchanger To Thermostat Housing [ More info ] $20.71 Available to Order: Usually ships within 10 days.
#13	32-864532	HOSE, Heat Exchanger to Elbow (Starboard) (1 required per assembly) (Without Riser)
		32-864532 - Hose - Heat Exchanger To Elbow [ More info ] $18.00 Available to Order: Usually ships within 10 days.
#13	32-864934	HOSE, Heat Exchanger to Elbow (Starboard) (1 required per assembly) (1.7 inch and 3 Inch Riser)
		32-864934 - Hose - Heat Exchanger [ More info ] $17.92 Available to Order: Usually ships within 10 days.
#13	32-866079	HOSE, Heat Exchanger to Elbow (Starboard) (1 required per assembly) (6 Inch Riser)
		32-866079 - Hose - Heat Exchanger To Elbow [ More info ] $32.75 Available to Order: Usually ships within 10 days.
#14	32-864726	HOSE, Heat Exchanger to Elbow (Port) (1 required per assembly) (Without Riser)
		32-864726 - Hose - Heat Exchanger To Port Elbow [ More info ] $38.00 $32.30 2 In Stock.
#14	32-864932	HOSE, Heat Exchanger to Elbow (Port) (1 required per assembly) (1.7 Inch and 3 Inch Riser)
		32-864932 - Hose - Heat Exchanger To Port Elbow [ More info ] $25.08 Available to Order: Usually ships within 10 days.
#14	32-866078	HOSE, Heat Exchanger to Elbow (Port) (1 required per assembly) (6 Inch Riser)
		32-866078 - Hose - Heat Exchanger To Elbow [ More info ] $43.42 Available to Order: Usually ships within 10 days.
#15	32-863611 1	HOSE, Sea Pump to Power Steering Cooler (1 required per assembly)
		32-863611 1 - Hose [ More info ] $31.99 10+ In Stock.
#16	54-815504212	CLAMP, Worm Gear, Hose (1 required per assembly)
		54-815504212 - Clamp [ More info ] $5.70 Available to Order: Usually ships within 10 days.
#17	54-815504216	CLAMP, Worm Gear (1.56 Diameter), Hose (1 required per assembly)
		54-815504216 - Clamp [ More info ] $18.00 $4.95 4 In Stock.
#18	54-815504222	CLAMP, Worm Gear (1.98 DIameter), Hose (1 required per assembly)
		54-815504222 - Clamp [ More info ] $6.20 4 In Stock.
#19	54-815504228	CLAMP, Worm Gear, Hose (1 required per assembly)
		54-815504228 - Clamp [ More info ] $19.90 Available to Order: Usually ships within 10 days.
#20	54-815504232	CLAMP, Worm Gear (2.50 Diameter), Hose (1 required per assembly)
		54-815504232 - Clamp [ More info ] $8.60 10+ In Stock.
#21	32-864886	HOSE, Heat Exchanger to Circulating Pump (1 required per assembly)
		32-864886 - Hose - Circulating Pump To Heat Exchanger [ More info ] $44.00 Available to Order: Usually ships within 10 days.
#22	54-815504224	CLAMP, Worm Gear, Hose (1 required per assembly)
		54-815504224 - Clamp [ More info ] $5.00 Available to Order: Usually ships within 10 days.
#23	864395T01	HEAT EXCHANGER, Closed Cooling (1 required per assembly)
		864395T01 - Heat Exchanger [ More info ] $3,212.79 In Stock
#24	814875	COVER, Heat Exchanger End (2 required per assembly)
		814875 - End Cover [ More info ] Unavailable
		8M0036623 - Cap -end [ More info ] $100.75 Available to Order: Usually ships within 10 days.
#25	27-803644	GASKET, End Cover (2 required per assembly)
		27-803644 - End Cover Gasket [ More info ] $13.84 3 In Stock.
		27-8M0036987 - Heat Exchanger End Gasket [ More info ] $21.08 In Stock
#26	10-814877	BOLT (2 required per assembly)
		10-814877 - Bolt [ More info ] Unavailable
#27	25-814878	O-RING, Special (2 required per assembly)
		25-814878 - O-Ring [ More info ] Unavailable
		25-8M0039163 - O-ring, (3/8 X 1/8) [ More info ] $8.50 4 In Stock.
#28	36-814879 1	CAP, Pressure (1 required per assembly)
		36-814879 1 - Pressure Cap [ More info ] $57.83 In Stock
#29	10-805559	SCREW, (.375-16 x .875) Stainless Steel (1 required per assembly)
		10-805559 - Screw [ More info ] $9.90 Available to Order: Usually ships within 10 days.
#30	10-34353	SCREW, (.375-16 x 1.00) (2 required per assembly)
		10-34353 - Screw - Priced Individually [ More info ] $2.50 10+ In Stock.
#31	54-815504396	CLAMP, Worm Gear, Heat Exchanger (1 required per assembly)
		54-815504396 - Clamp [ More info ] $22.83 $5.49 10+ In Stock.
#32	71587A10	RECOVERY KIT, Coolant (1 required per assembly)
		71587A10 - Coolant Recovery Kit [ More info ] $93.50 In Stock
#NS	32-77457 2	HOSE, (48.00 Inches Bulk) (1 required per assembly)
		32-77457 2 - Hose -48 Inch [ More info ] $67.58 Available to Order: Usually ships within 10 days.
#33	71587A11	BOTTLE, Plastic, Coolant Recovery Kit (1 required per assembly)
		71587A11 - Coolant Recovery Bottle [ More info ] $73.56 1 In Stock.
#34	72058	CAP, Coolant Recovery Bottle (1 required per assembly)
		72058 - Bottle Cap [ More info ] $10.90 Available to Order: Usually ships within 10 days.
#35	32-865672079	HOSE, (96.00 Inches Bulk), Sea Water Pump to Water Pick Up (1 required per assembly)
		32-865672079 - Hose-96 Inch [ More info ] Unavailable
		32-8M0062666 - Water Hose Bulk -96" [ More info ] $212.33 Available to Order: Usually ships within 10 days.
#36	18431	PAD, Heat Exchanger (1 required per assembly)
		18431 - Pad [ More info ] $33.67 Available to Order: Usually ships within 10 days.
#37	864494T	BRACKET, Cooler (1 required per assembly)
		864494T - Heat Exchanger Bracket [ More info ] $349.25 Available to Order: Usually ships within 10 days.
#38	32-42850 69	HOSE, (44.00 Inches Bulk) (1 required per assembly) (Cut to 6 Inch Length)
		32-42850 69 - Hose -44 Inch [ More info ] Unavailable
		32-8M0062634 - Transom TO Thermostat Housing Hose -44I [ More info ] $39.42 Available to Order: Usually ships within 10 days.
#39	863841T	TUBE, Water, Brass (1 required per assembly) (Compact Hydralic Steering)
		863841T - Tube - Extender [ More info ] $160.00 Available to Order: Usually ships within 10 days.
#40	22-806608A02	PLUG ASSEMBLY, (.500-13) Blue (1 required per assembly)
		22-806608A02 - Plug Assembly - Priced Individually [ More info ] Unavailable
		22-8M0119211 - Drain Plug, Priced Individually, .5 inch x 13 [ More info ] $9.40 10+ In Stock.
		18-4226 - Blue Drain Plug, 22-806608A1 [ More info ] $4.09 10+ In Stock.
		22-806608Q01 - Plug - Priced Individually [ More info ] $9.50 Available to Order: Usually ships within 10 days.
#41	25-8M2000926	SEAL (1 required per assembly)
		25-8M2000926 - Seal - Priced Individually [ More info ] $1.39 10+ In Stock.
		25-26802 - O-ring, (.424 X .103) [ More info ] $4.00 10+ In Stock.
		18-7180 - O-Ring, 925055 [ More info ] $2.99 $0.24 Available to Order: Usually ships within 10 days.
#42	22-864727	FITTING, Y (1 required per assembly) (Bravo)
		22-864727 - Fitting [ More info ] $31.67 In Stock
#43	54-815504220	CLAMP, Worm Gear (3 required per assembly)
		54-815504220 - Clamp [ More info ] $7.30 Available to Order: Usually ships within 10 days.
#44	32-865672013	HOSE, (4.00 Inches) (1 required per assembly)
		32-865672013 - Hose - 4 Inch [ More info ] $4.56 8 In Stock.
		32-8M0062653 - Water Hose 4 IN [ More info ] $7.10 1 In Stock.
#45	22-865362	QUICK CONNECT (1 required per assembly)
		22-865362 - Spigot-q/C [ More info ] $9.30 1 In Stock.
#46	22-865324	QUICK CONNECT (2 required per assembly)
		22-865324 - Fitting -q/C [ More info ] $11.30 Available to Order: Usually ships within 10 days.