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Quickly and efficiently service inboard/outboard marine engines.Also recommended for use with outboard engines. The patented
Do-It-Yourself Winterizer allows flushing and preparation of boat
engine for winter storage with just five gallons of antifreeze and
your flusher. Save time and money, season after season. Great for
technicians, too. For front mounted raw water pump systems, use
the Flush Adapter, sold separately.