S Ection 3: E Ngine I Dentification E Ngine T Ype; Engine Identification - Marine Power 4.3 VORTEC MPI Owner's Manual

3.

Engine Identification

Every Marine Power Engine is equipped with an Engine
Identification Tag, also known as a Serial Number Tag.
This tag contains information (model number and serial
number) that will be required before any warranty work
(if necessary) can be done.
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Airpac:
Engines configured for airboat applications. These
engines use closed cooling systems with automotive
style radiators. Their exhaust manifolds are dry and
usually supplied by the boat builder.
Enpac:
Engines configured for stern drive (I/O) applications.
Cooling water supply differs depending on the stern
drive model mated to. See Section 12: Installation
Instructions.
Jetpac:
Engines configured for inboard jet drive applications.
Cooling water normally supplied by jet drive. Routing of
inlet out outlet cooling water lines will affect winteriza-
tion. See Section 9: Winterization procedures.
Towpac:
Engines configured for watersport tow boat appli-
cations. Engines may be configured for conventional
inboard or v-drive application. In many of these applica-
tions throttle and shift is highly integrated with the boat
instrumentation
Sportpac:
Engines configured for traditional inboard vessels.
Many of these applications are twin installations.
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