Boats Trucks & Maintenance

Mercury FourStroke Engine Break-in Procedure: 115-150hp Pro XS

A proper outboard engine break-in is one of the most important steps to ensure reliable performance and a long life from your outboard. Wired2Fish’s Mitch Anderson walks us through the break-in procedures for a new Mercury 150hp Pro XS FourStroke. With the manual as his guide, Anderson uses the Mercury Vessel View Mobile app on his phone to provide accurate and realtime engine RPM and hours data.