Full Closed Inboard Jet Engines - Marine Power 4.3 VORTEC MPI Owner's Manual

9.
Winterization

Full Closed Inboard Jet Engines

Test antifreeze-water concentration to assure adequate
protection for your location.
These engines are designed to be self-draining,
however, it is recommended that the heat exchang-
er ends be inspected for debris and trapped water
frequently.
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