MBM's Neale Byart looks at adjusting your tappets

While mechanical tappets may have disappeared from underneath a car bonnet many years ago, marine engines have lagged some way behind. Hydraulic tappets only became the norm a few years ago, so there are many boats out there which are going to need their mechanical tappets checked and possible adjusted at regular intervals.

Watch the video above to learn how to adjust your tappets