Exhibitions are traditional launching points for major equipment makers, and Caterpillar Marine Power Systems is no exception. Last month at the International Workboat Show in New Orleans the ubiquitous marine power company made announcements regarding it progression toward US EPA Tier 3 Regulations. In addition, it brought to the show an interesting repower presentation from its recent work on OCEARCHâs âShark Wranglersâ vessel. Caterpillar in New Orleans highlighted its array of U.S.