SIERRA 18-3222 Outboard Motor Drain Tube

Compatible Engines

Ensure your outboard motor runs reliably by choosing the original SIERRA 18-3222 drain tube. This is a critical component of the cooling system, responsible for properly expelling used water from the engine. Although the database does not provide a definitive list of compatible models, compatibility must always be verified by the manufacturer's catalog number 18-3222 or the original OE number. If you have any doubts about fitting this part to your vessel, contact our customer support to select the correct part and avoid purchase errors.

Installation and Maintenance

Replacing the drain tube is a task that should be performed regularly as part of routine maintenance. Old tubes can harden and crack, leading to loss of seal and cooling failure. During installation, ensure that critical areas are clean and connections are tightened properly to prevent leaks. Using an original SIERRA part guarantees perfect dimensional fit and material durability resistant to both salt and fresh water.

• Original SIERRA quality – guarantees durability and compliance with engine manufacturer standards.
• Essential for cooling – protects the engine from overheating by effectively draining water.
• Perfect fit – precise dimensions ensure a leak-free seal without modifications.
• Easy replacement – simple design facilitates servicing even in difficult field conditions.