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Freshwater Cooling Kit, 4.3/5.0/5.7 liter EFI 350, MC332
2000-2001
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7, MC341
Freshwater cooling system for 1997-2001 MC321
Mercruiser 4.3L, 5.0L,& 5.7L Carb & EFI
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7, MC339
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7ltr, MC314
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC311
Freshwater Cooling Kit for Mercruiser 330/454, MC310
Freshwater Cooling Kit for Mercruiser 7.4ltr V-Drive, MC335
Freshwater Cooling Kit for Mercruiser 7.4ltr LX, MC330
Freshwater Cooling Kit for Mercruiser 7.4ltr LX, MC324
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC334
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC318
Mercruiser fresh water cooling
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NOTE: All Mercruiser Full Freshwater Systems installed on engines with 3" exhaust
extensions between the exhaust manifolds and high rise elbows, must have extra
parts included in the kit, cost is $45.00.
Add $95.00 for dry joint exhaust.
Magnum engines add $52.00
Call if you have 6" spacers.  
Make a note to us at checkout in special instructions box.     Thank you
(we will call you to verify your engine and components before shipping your order)
Some of the benefits of mercruiser fresh water cooling, no engine corrosion, higher engine temp allows the engine to run
more efficiently, easy winterizing.  Mercruiser fresh water cooling kits all engines closed cooling systems,closed cooling
kits. See Our new mercruiser fresh water cooling kits for mercruiser high performance engines. volvo fresh water cooling
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Mercruiser fresh water cooling kits should not be chrome plated. Mercruiser freshwater cooling! closed cooling
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Boat Store Online.com
Email us
1-888-426-2841
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC318
Freshwater cooling system for 1996 Mercruiser 7.4,
454/502  marine engine
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, &
fasteners
Inboard ONLY, Magnum EFI throttle body
Cools block & manifolds w/ V-belts
Freshwater cooling system for 1982 to 1992 Mercruiser
330/454 marine engine
Kit includes: heat exchanger, mounts, gaskets,
thermostat, thermostat housing, hoses, hose clamps,
hose fittings, & fasteners Center risers
Cools block & manifolds
Specify with or without power steering.
Freshwater cooling system for 1993 and up Mercruiser
7.4 marine engine
Kit includes: heat exchanger, mounts, gaskets,
thermostat, thermostat housing, hoses, hose clamps,
hose fittings, & fasteners
Cools block & manifolds w/V- belts/ V-Drive
see note:
2000 Mercruiser MPI
??????????
V-Drive

3" riser extensions for forward mounts
Freshwater cooling system for 1998-2001 Mercruiser 7.4
LX marine engine with MPI
Kit includes: heat exchanger, mounts, gaskets,
thermostat, thermostat housing, hoses, hose clamps,
hose fittings, & fasteners
Cools block & manifolds w/ serpentine belt
Specify if Magnum & add $42.50
If 502 CID MPI other parts needed add $35.00 see note:
Freshwater cooling system for 1997 Mercruiser 7.4 LX  
marine engine with MPI
Kit includes: heat exchanger, mounts, gaskets,
thermostat, thermostat housing, hoses, hose clamps,
hose fittings, & fasteners
Cools block & manifolds w/ V-belts
Freshwater cooling system for 1983-1998 Mercruiser
7.4L/8.2L - 454/502  marine engine
Kit includes: heat exchanger, mounts, gaskets,
thermostat, thermostat housing, hoses, hose clamps,
hose fittings, & fasteners
Cools block & manifolds w/ V-belts Rear mount
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC334
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7, MC339
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7ltr, MC314
Freshwater Cooling Kit for Mercruiser 330/454, MC310
Freshwater Cooling Kit for Mercruiser 7.4ltr V-Drive, MC335
Freshwater Cooling Kit for Mercruiser 7.4ltr V-Drive MPI, Forward Mount
Freshwater Cooling Kit for Mercruiser 7.4ltr LX, MC330
Freshwater Cooling Kit for Mercruiser 7.4ltr LX, MC324
Freshwater cooling system for 1993-1997 Mercruiser Bravo 7.4  
454/502  marine engine
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, & fasteners
Cools block & manifolds w/ V-belts
Will fit early MPI
specify MPI,  a different thermostat housing is required
Freshwater cooling system for 1994-1996 Alpha & Bravo
Mercruiser 4.3/5.0/5.7  marine engine
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, & fasteners
Cools block & manifolds with V-belts
Will not fit EFI
Can be used on 1990-93, but will not fit if fuel filter is up high on the
head. It must be bracketed off from manifold down low
Separate pump may be required w/ Alpha Drive 5.7L
Freshwater cooling kit for 2002-only Mercruiser
4.3/5.0/5.7ltr. carbureted engines
Cools block & and manifolds
Specify if dry joint exhaust and engine size when
ordering.
see note:
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC311
Merc full system fresh water cooling
$821.99
$910.99
$877.99
$821.99
$821.99
$826.99
$775.00
$842.99
$869.99
$869.99
If you have ANY doubt
about your part # call
1-888-426-2841
Before ordering!
Mercruiser fresh water cooling
full systems 4.3L-8.2L 1982-08
Kit includes: heat exchanger, mounts, gaskets, thermostat, thermostat
housing, hoses, hose clamps, hose fittings, & fasteners
Cools block & manifold with serpentine belts
Please specify if inboard or V-drive.
If Magnum, specify & add $42.50
Fits model w/ Port side alternator only
If 4.3L call for instructions.
If your engine is an MPI let us know at check out.(same price)
Freshwater cooling system for 1997-2001 MC321
Mercruiser 4.3L, 5.0L,& 5.7L Carb & EFI
$844.99
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7ltr LXH, MC322
Freshwater cooling system for 1997-1999 Mercruiser 4.3/5.0/5.7
Chevrolet marine engine
Kit includes: heat exchanger, mounts, gaskets, thermostat, thermostat
housing, hoses, hose clamps, hose fittings, & fasteners
Fits GEN+ with two piece manifold ONLY w/ serpentine belt
Cools block & manifolds
4.3 carbureted ONLY
$844.99
Protects your manifolds and block from
corrosion and makes winterizing a snap!
see note at bottom.
,Mercruiser fresh water cooling!
closed cooling systems,closed
cooling kits
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, & fasteners
Cools block & manifolds w/ serpentine belt
Will fit 1999 Magnum and 2000 5.0/5.7L EFI/ throttle body & MPI
Fits inboards and V-drives.
see note:
Freshwater Cooling Kit, Mercruiser 5.7 liter EFI 350,          MC326      
for 1997-2001 Mercruiser 5.7 EFI/MPI 350.
$844.99
Freshwater Cooling Kit for Mercruiser 4.3/5.0/5.7, MC341
Freshwater cooling kit for 2002-2008 Mercruiser
4.3/5.0/5.7ltr. carbureted engines
Cools block & and manifolds
Specify if dry joint exhaust and engine size when ordering.
see note:
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, & fasteners
Cools block & manifolds w/ serpentine belt
Will fit 1999 Magnum and 2000 5.0/5.7L EFI/ throttle body & MPI
Fits inboards and V-drives.
see note:
$931.99
Check box for dry joint exhaust
Check box for dry joint exhaust
Check box for dry joint exhaust
Freshwater Cooling Kit, Mercruiser 4.3/5.0/5.7 liter EFI 350,
MC332 for 2000-2001
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, &
fasteners
Cools block & manifolds w/ serpentine belt
On the EFI & carbureted engine the alternator is located on
the starboard side
If 4.3 call for instructions
$844.99
Freshwater Cooling Kit, 4.3/5.0/5.7 liter EFI 350, MC332
2000-2001
All systems
See note at bottom
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC311
Freshwater Cooling Kit for Mercruiser 7.4ltr 454/502, MC311
Freshwater Cooling Kit, 5.0/5.7 liter 305,350ci. MC304
1985-1994
Rear mount Cools block and center rise manifolds.
Hard to install on some I/O's do to limited working space.
Kit includes: heat exchanger, mounts, gaskets, thermostat,
thermostat housing, hoses, hose clamps, hose fittings, &
fasteners.
Will not fit inboards and V-drives
$855.99