Parts for MerCruiser 350 Mag MPI Horizon Alpha / Bravo Closed Cooling System (Bravo)

Revise Search: All Models > 350 Mag MPI Horizon Alpha / Bravo > 0W310000 - 0W649999 > Closed Cooling System (Bravo)

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• View diagram and parts list below.
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	32-865247	HOSE, Power Steering Cooler to Accumulator Housing (1 required per assembly)
		32-865247 - Hose [ More info ] $71.50 $61.23 2 in stock.
#2	22-864727	FITTING, Y, (3) 1-1/4 In. OD Hose Barbs, To Water Pickup (1 required per assembly)
		22-864727 - Fitting [ More info ] $25.33 Available to order: Usually ships within 8 days.
#3	32-865234	HOSE, Sea Water Pump to Water Orifice
		32-865234 - Hose [ More info ] $23.33 Available to order: Usually ships within 8 days.
#4	32-864551	HOSE, Intake Bypass to Circulating Pump (1 required per assembly)
		32-864551 - Hose [ More info ] $18.70 $16.02 Available to order: Usually ships within 8 days.
#5	32-864431	HOSE, Distribution Fitting to Heat Exchanger (1 required per assembly)
		32-864431 - Hose [ More info ] $40.75 Available to order: Usually ships within 8 days.
#6	32-864539	HOSE, Thermostat Housing to Upper Manifold (1 required per assembly) (Starboard) (Non Riser)
		32-864539 - Hose [ More info ] $27.30 $15.30 10+ in stock.
#6	32-864956	HOSE, Thermostat Housing to Upper Manifold (1 required per assembly) (Starboard)(1.7 Inch, 3 Inch, 4.7 Inch and 6 Inch Riser)
		32-864956 - Hose [ More info ] $30.75 2 in stock.
#7	32-864552	HOSE, Thermostat Housing to Upper Manifold (1 required per assembly) (Port) (Non Riser)
		32-864552 - Hose [ More info ] $25.08 2 in stock.
#7	32-864954	HOSE, Thermostat Housing to Upper Manifold (1 required per assembly) (Port)(1.7 Inch, 3 Inch, 4.7 Inch and 6 Inch Riser)
		32-864954 - Hose [ More info ] $39.00 $33.40 2 in stock.
#8	32-864509	HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Starboard)
		32-864509 - Hose [ More info ] $48.67 Available to order: Usually ships within 8 days.
#9	32-864508	HOSE, Thermostat Housing to Lower Manifold (1 required per assembly) (Port)
		32-864508 - Hose [ More info ] $36.17 Available to order: Usually ships within 8 days.
#10	22-865317T01	FITTING/HOSE ASSEMBLY, 2 Bib Orifice Meter (1 required per assembly)
		22-865317T01 - Hose Fitting Assembly [ More info ] $67.20 $57.54 1 in stock.
#11	32-864506	HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
		32-864506 - Hose [ More info ] $18.00 $15.41 Available to order: Usually ships within 8 days.
#12	32-864507	HOSE, Heat Exchanger to Thermostat Housing (1 required per assembly)
		32-864507 - Hose [ More info ] $16.80 $14.39 Available to order: Usually ships within 8 days.
#13	32-864542	HOSE, Heat Exchanger to Starboard Elbow (1 required per assembly) (Non Riser, 1.7 Inch and 3 Inch Riser)
#13	32-864955	HOSE, Heat Exchanger to Starboard Elbow (1 required per assembly) (4.7 Inch and 6 Inch Riser)
		32-864955 - Hose [ More info ] $37.70 $32.28 2 in stock.
#14	32-864726	HOSE, Heat Exchanger to Port Elbow (1 required per assembly) (Non Riser, 1.7 Inch and 3 Inch Riser)
		32-864726 - Hose [ More info ] $30.33 $20.38 6 in stock.
#14	32-864953	HOSE, Heat Exchanger to Port Elbow (1 required per assembly) (4.7 Inch and 6 Inch Riser)
		32-864953 - Hose [ More info ] $31.92 2 in stock.
#15	32-865235	HOSE, Water Orifice to Power Steering Cooler (1 required per assembly)
		32-865235 - 32-865235 - HOSE O [ More info ] Unavailable Replaced by 32-8M2021655
		32-8M2021655 - Hose [ More info ] $59.50 Available to order: Usually ships within 8 days.
#17	54-815504216	CLAMP, Worm Gear (1.56 Diameter) (1 required per assembly)
		54-815504216 - Clamp [ More info ] $13.70 Available to order: Usually ships within 8 days.
#18	54-815504222	CLAMP, Worm Gear (1.98 DIameter) (1 required per assembly)
		54-815504222 - Clamp - Priced Individually [ More info ] $4.70 1 in stock.
#19	54-815504228	CLAMP, Worm Gear (1 required per assembly)
		54-815504228 - Clamp [ More info ] $15.50 Available to order: Usually ships within 8 days.
#20	54-815504232	CLAMP, Worm Gear (2.50 Diameter) (1 required per assembly)
		54-815504232 - Clamp [ More info ] $6.70 $3.76 10+ in stock.
#21	32-864886	HOSE, Heat Exchanger to Circulating Pump (1 required per assembly)
		32-864886 - Hose [ More info ] $35.17 $23.63 3 in stock.
#22	54-815504224	CLAMP, Worm Gear (1 required per assembly)
		54-815504224 - Clamp [ More info ] $3.90 Available to order: Usually ships within 8 days.
#23	864395T01	HEAT EXCHANGER, Closed Cooling (1 required per assembly)
		864395T01 - Heat Exchanger [ More info ] $2,358.54 In stock
#24	864708	COVER, End, Heat Exchanger (2 required per assembly)
		864708 - Heat Exchanger Cover [ More info ] $79.17 Available to order: Usually ships within 8 days.
#25	25-818679	O-RING (4 required per assembly)
		25-818679 - O-Ring - Priced Individually [ More info ] $6.20 3 in stock.
#26	10-94247	SCREW, (.375-16 x .750) Stainless Steel (2 required per assembly)
		10-94247 - Screw - Priced Individually [ More info ] $2.40 Available to order: Usually ships within 8 days.
#27	25-864707	SEAL (2 required per assembly)
		25-864707 - 25-864707 - SEAL O [ More info ] Unavailable Replaced by 27-866152
		27-866152 - 27-866152 - SEAL * [ More info ] Unavailable Replaced by 25-8M0084884
		25-8M0084884 - Seal [ More info ] $9.20 Available to order: Usually ships within 8 days.
#28	36-814879 1	CAP, Pressure (1 required per assembly)
		36-814879 1 - Pressure Cap [ More info ] $54.60 $46.76 Available to order: Usually ships within 8 days.
#29	10-805559	SCREW, (.375-16 x .875) Stainless Steel (1 required per assembly)
		10-805559 - Screw [ More info ] $7.90 1 in stock.
#30	10-34353	SCREW, (.375-16 x 1.00) (3 required per assembly)
		10-34353 - Screw - Priced Individually [ More info ] $1.90 10+ in stock.
#31	54-815504396	CLAMP, Worm Gear, Heat Exchanger (1 required per assembly)
		54-815504396 - Clamp [ More info ] $23.90 $13.39 10+ in stock.
#32	71587A10	RECOVERY KIT, Coolant (1 required per assembly)
		71587A10 - Coolant Recovery Kit [ More info ] $72.08 In stock
#33	71587A11	BOTTLE, Plastic, Coolant Recovery Kit (1 required per assembly)
		71587A11 - Coolant Recovery Bottle [ More info ] $56.42 Available to order: Usually ships within 8 days.
#34	72058	CAP, Coolant Recovery Bottle (1 required per assembly)
		72058 - Bottle Cap [ More info ] $8.50 2 in stock.
#35	32-865672 31	HOSE, (13.00 Inches), Sea Water Pump (1 required per assembly)
		32-865672 31 - 32-865672 31 - HOSE (13.00 Inche O [ More info ] Unavailable Replaced by 32-8M0062657
		328M0062657 - Hose 13 IN [ More info ] $15.20 Available to order: Usually ships within 8 days.
#35	32-865672079	HOSE, (96.00 Inches Bulk), Sea Water Pump (1 required per assembly)
		32-865672079 - 32-865672079 - HOSE (96.00 Inche O [ More info ] Unavailable Replaced by 32-8M0062666
		32-8M0062666 - Water Hose Bulk -96" [ More info ] $200.30 $171.51 Available to order: Usually ships within 8 days.
#36	18431	PAD, Heat Exchanger (1 required per assembly)
		18431 - Pad [ More info ] $26.42 Available to order: Usually ships within 8 days.
#37	864494T	BRACKET, Cooler (1 required per assembly)
		864494T - Heat Exchanger Bracket [ More info ] $134.66 Available to order: Usually ships within 8 days.
#38	32-864533	HOSE (1 required per assembly)
		32-864533 - Hose [ More info ] $28.30 $24.24 Available to order: Usually ships within 8 days.
#39	863841T	TUBE, Water, Brass (1 required per assembly) (Compact Hydraulic Steering)
		863841T - Tube - Extender [ More info ] $128.00 1 in stock.
#40	22-806608A 1	PLUG KIT, (.500-13) Royal Blue (1 required per assembly)
		22-806608A 1 - Plug Kit, Priced Individually [ More info ] $2.80 1 in stock.
		22-806608A02 - 22-806608A02 - PLUG ASSEMBLY (.5 [ More info ] Unavailable Replaced by 22-8M0119211
		22-8M0119211 - Drain Plug, Priced Individually, .5 inch x 13 [ More info ] $7.50 4 in stock.
		18-4226 - Blue Drain Plug, 22-806608A1 [ More info ] $3.99 $3.01 10+ in stock.
		22-806608Q01 - Plug Kit - Priced Individually [ More info ] $7.20 Available to order: Usually ships within 8 days.
#41	25-32509	O-RING, (.489 x .070) (1 required per assembly)
		25-32509 - O-Ring - Priced Individually [ More info ] $1.50 10+ in stock.
		18-7165-9 - O-Ring (PK5) , 0304174 [ More info ] $7.68 $4.19 1 in stock.
#42	22-862993	FITTING, Y, (2) 1-1/4 In. Hose Barbs / (1) 3/4 In. Hose Barb, To Flush Adaptor (1 required per assembly)
		22-862993 - Fitting - Water [ More info ] $4.30 Available to order: Usually ships within 8 days.
#43	22-861427	CAP (1 required per assembly)
		861427 - 861427 - CAP O [ More info ] Unavailable Replaced by 19-858240
		19-858240 - Cap [ More info ] $7.20 1 in stock.
#44	22-861405	FITTING (1 required per assembly)
		22-861405 - 22-861405 - FITTING O [ More info ] Unavailable Replaced by 22-857175
		22-857175 - Coupling [ More info ] $67.40 $57.72 2 in stock.
#45	22-861406	SOCKET (1 required per assembly)
		22-861406 - Socket-quick Connector, NLA [ More info ] $90.20 $77.24 Available to order: Usually ships within 8 days.
#46	54-815504212	CLAMP, Worm Gear (1 required per assembly)
		54-815504212 - Clamp [ More info ] $4.50 Available to order: Usually ships within 8 days.
#47	32-864387 65	HOSE, (34 Inches), Exhaust Manifold to Y Fitting (1 required per assembly)
		32-864387 65 - 32-864387 65 - HOSE (34 Inches) O [ More info ] Unavailable Replaced by 32-8M2019902
		32-8M2019902 - 32-8M2019902 - HOSE (42 Inches) O [ More info ] Unavailable Replaced by 32-8M0062635
		32-8M0062635 - Water Hose 42 IN [ More info ] $21.60 $18.50 Available to order: Usually ships within 8 days.
#48	54-815504220	CLAMP, Worm Gear (1 required per assembly)
		54-815504220 - Clamp [ More info ] $5.80 Available to order: Usually ships within 8 days.
#49	32-865672013	HOSE, (4.00 Inches), To Seawater Pump (1 required per assembly)
		32-865672013 - Hose [ More info ] $4.10 Available to order: Usually ships within 8 days.
#50	22-865362	QUICK CONNECT (1 required per assembly)
		22-865362 - Spigot-q/C [ More info ] $7.30 Available to order: Usually ships within 8 days.
#51	22-865324	QUICK CONNECT (1 required per assembly)
		22-865324 - Fitting -q/C [ More info ] $8.50 Available to order: Usually ships within 8 days.
#52	32-19833 89	HOSE (Included with Coolant Recovery Kit) (1 required per assembly)
		32-19833 89 - Hose [ More info ] $32.17 Available to order: Usually ships within 8 days.