http://www.marinelink.com/news/caterpillar-introduces-compact-marine-propulsion-engines/caterpillar-introduces-compact-marine-propulsion-engines305417
Caterpillar Introduces Compact Marine Propulsion Engines
Caterpillar Inc. has premiered a variety of new engines - the new 3034 DIT; 3034 DINA; 3054 DIT; and 3054B DINA marine propulsion engines.