Just posted a couple of videos on youtube of the 4 cylinder boat engine.
One is much clearer than the other.
I found out that it was better to remove power from the glow plugs after the engine had started and you will hear a big difference in the top end speed.
[nomedia="http://www.youtube.com/watch?v=hXdLRe_MWI8"][FONT=Times New Roman]http://www.youtube.com/watch?v=hXdLRe_MWI8[/FON"]400 Bad Request[/FON"]400 Bad Request[/nomedia]
When it opens there is a section "2 videos" to see the second one