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MerCruiser 4.3L V6 Chevy 1988-2002
These fresh water cooling systems, manufactured for us by San Juan Engineering,
will convert a currently functioning MerCruiser 4.3L V6 Chevy (1988-2002)
from
a raw water cooled application to a fully functional fresh water cooled
half
or full system (depending on the kit). The systems come complete with a
heat exchanger, thermostat & housing, expansion/surge tank, all gaskets,
hoses, bolts, brackets & clamps necessary to convert from raw to fresh
water cooling. For general questions about fresh water cooling see our
Question
& Answer page. To place an order please use our secure online ordering.
FreshWater System (shown on 4.3 V6) |
MC321 Full FreshWater System (shown on 5.7 V8) |
Fresh Water (Closed) Cooling full systems will circulate anti-freeze
through your exhaust manifolds as well as your engine block, protecting
both from the harmful effects of raw water corrosion and potential ice
damage.
Click Below
to Order |
Fresh Water Cooling Full Systems |
MC314
*See Notes
below |
1988-89 & 1994-1997 - Front
Mounted Fresh Water Full System by San Juan Engineering, fits 4.3
V6 Chevy MerCruiser, Carbureted or Throttle Body Fuel Injected engines
w/ center discharge exhaust, Alpha, Bravo, or straight inboard.
Works
on engines with v-belts. Kit accommodates all engine options available.
Also fits 5.0/5.7L V8. (Can be used on 1990 to 1993, but will not fit if
fuel filter is up high on the cylinder head, it must be bracketed off from
manifold down low). |
MC321
(shown above)
*See Notes
below |
1997-2002 - Front Mounted Fresh Water Full
System by San Juan Engineering, fits 4.3 V6 Chevy MerCruiser, Carbureted
or Throttle Body Fuel Injected engines w/ center discharge exhaust, Alpha,
Bravo, straight inboard or V-Drive applications. Works on engines
with serpentine belt. Kit accommodates all engine options available.
Also fits 5.0/5.7L V8. Alternator must be mounted on
the port side (when you are at the back of the boat looking
toward the front of the boat, port is on the left) of the engine (check
if your engine is late 1999 or 2000 model year). Will not work on
engines with alternator mounted on the starboard side. |
MC332
*See Notes
below |
1999-2002 - Front Mounted Fresh Water Full System by
San
Juan Engineering, fits 305/350 CID V8 Chevy MerCruiser, Carbureted
or Throttle Body Fuel Injected (EFI) engines w/ center discharge exhaust,
Alpha, Bravo, straight inboard or V-Drive applications. Works on engines
with serpentine belt. Kit accommodates all engine options available.
Also fits 5.0/5.7L V8. Alternator must be mounted on
the starboard side (when you are at the back of the
boat looking toward the front of the boat, starboard is on the right) of
the engine (check if your engine is late 1999 or 2000 model year).
Will not work on engines with alternator mounted on the port side. |
*Notes
for
3"
Spacer |
If
you have a 3" spacer block in between your exhaust manifold and exhaust
riser, check the box to the right. There will be an additional charge
of $20 per fresh water system added and you will get the appropriate hardware
to accommodate them. |
*Notes
for
6"
Spacer |
If
you have a 6" spacer block in between your exhaust manifold and exhaust
riser, check the box to the right. There will be an additional charge
of $20 per fresh water system added and you will get the appropriate hardware
to accommodate them. |
Fresh Water (Closed) Cooling half systems will circulate anti-freeze
through your engine block, protecting it from the harmful effects of raw
water corrosion and potential ice damage.
Click Below
to Order |
Fresh Water Cooling Half Systems |
| MC313 |
1994-1997 - Front Mounted Fresh Water Half
System by San Juan Engineering, fits 4.3 V6 Chevy MerCruiser, Carbureted
or Throttle Body Fuel Injected engines w/ center discharge exhaust, Alpha
& Bravo. Works on engines with v-belts. Kit accommodates
all engine options available. Also fits 5.0/5.7L V8. |
| MC320 |
1997-2002 - Front Mounted Fresh Water Half
System by San Juan Engineering, fits 4.3 V6 Chevy MerCruiser, Carbureted
or Throttle Body Fuel Injected engines w/ center discharge exhaust, Alpha,
Bravo, straight inboard or V-Drive applications. Works on engines
with serpentine belt. Kit accommodates all engine options available.
Also fits 5.0/5.7L V8. Alternator must be mounted on the
port
side (when you are at the back of the boat looking toward the front
of the boat, port is on the left) of the engine (check if your engine is
late 1999 or 2000 model year). Will not work on engines with alternator
mounted on the starboard side. |
| MC331 |
1999-2002 - Front Mounted Fresh Water Half System by
San Juan Engineering,
fits 4.3 V6 Chevy MerCruiser, Carbureted or Throttle Body Fuel Injected
(EFI) engines w/ center discharge exhaust, Alpha, Bravo, straight inboard
or V-Drive applications. Works on engines with serpentine belt.
Kit accommodates all engine options available. Also fits 5.0/5.7L V8. Alternator
must
be mounted on the
starboard side (when you are at the
back of the boat looking toward the front of the boat, starboard is on
the right) of the engine (check if your engine is late 1999 or 2000 model
year). Will not work on engines with alternator mounted on the port
side. |
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Online Ordering!