The Cummins QSM11 Marine Engine Story

Time for some QSM11 education.  As you read thru the below, always associate or think thisā€”Itā€™s 20 HP per gallon per hourā€”example = burn 17.5 GPH = 350 HP that is being asked from the engine – and that is … Read More

QSM 11 Prop Curve – For Exhaust Manifold Health

Complete the information above in GREEN.Ā It makes NO DIFFERENCE what the rating of the QSM is. Exceed these GPH numbers at these RPM’s and things go South quickly. This is where the “dry QSM” needs to be to keep the … Read More