A MerCruiser overheat is rarely convenient. It usually shows up when the boat is already away from the dock, the engine is ...

The need for marine engines to run on a clean source of fresh water is common. Saltwater boaters should regularly flush their engines with fresh water to stave off internal corrosion. Also, the ...

The weather is perfect, the sea calm—everything looks great for your trip. But just as you’re about to start your personal watercraft (PWC), an unfamiliar warning light flashes on the dashboard. For ...

A small wear item can change how a Suzuki outboard runs long before it causes a complete failure. A weak hose, restricted ...

New advanced engines and cooling systems are changing cooling system maintenance requirements. Service technicians and fleet managers should review their preventative maintenance (PM) strategy and ...

So you've made some repairs on your boat's engine, and now you want to test it before putting the whole thing back in the water. That's smart thinking, but it hides a complication: A marine engine is ...

VPS says engine coolants are vital for maintaining equipment performance while protecting engines from corrosion, overheating and premature wear.

Defining the Marine Duty Cycle. The engineering distinction between an automotive engine and a marine propulsion unit begins with the load profile. On the road, load is transient.