08-01-2013, 10:24 AM
Outrigger,
According to the Tiara Performance reports the 715 CATS, 1900 to 2000 is the most economical cruise 28 - 30 knots at .62 to .61 NMPG.
The Cummins QSM11 715 has similar economy at 29 knots .57 NMPG.
According to the Tiara Performance reports the 715 CATS, 1900 to 2000 is the most economical cruise 28 - 30 knots at .62 to .61 NMPG.
The Cummins QSM11 715 has similar economy at 29 knots .57 NMPG.


![[Image: burkard-sig.jpg]](http://www.tiaraownersclub.com/images/burkard-sig.jpg)