Camco 65505 Do-It-Yourself Stern Drive Boat Winterizing Kit

The Camco 65505 Do-It-Yourself Stern Drive Winterizing Kit is a complete marine winterization solution designed to protect your stern drive (I/O) engine from freeze damage during off-season storage. This kit allows you to replace the raw water in your stern drive engine with marine-grade antifreeze quickly and efficiently — right on the trailer, without the need for a professional technician.

A multi-valve assembly is the heart of this system, conveniently redirecting water and antifreeze flow as needed for a thorough and controlled winterization process. Everything required for a complete DIY winterization is included in the box.

Kit Includes:

• Multi-valve assembly (12" x 7" x 3-1/2")
• 6-foot hose
• 5-gallon antifreeze jug
• Jug hose adapter
• Hose clamps
• Complete step-by-step instructions

Key Features:

• Specifically engineered for stern drive (inboard/outboard) engines
• Replaces raw water in the engine cooling system with antifreeze for full freeze protection
• Multi-valve assembly simplifies antifreeze and water flow management
• Perform winterization right on the trailer — no water source required
• Reusable season after season — a one-time investment that saves on annual service costs
• Easy-to-follow instructions included for confident DIY use

Camco has been a trusted name in marine and outdoor accessories since 1966. The 65505 stern drive winterizer is an essential tool for any boat owner looking to safeguard their engine investment and extend the life of their marine equipment through proper seasonal storage preparation.