MerCruiser 3.0 TKS, User Manual

Page: 25 / 112

Section 1 - Warranty
90-8M0053372
eng
NOVEMBER 2010 Page 17
One Star
‑
Low emission
mc79569-1
The one‑star label identifies personal watercraft, outboard, sterndrive and inboard
engines that meet the Air Resources Board's Personal Watercraft and Outboard
marine engine 2001 exhaust emission standards. Engines meeting these standards
have 75% lower emissions than conventional carbureted two‑stroke engines.
These engines are equivalent to the U.S. EPA's 2006 standards for marine
engines.
Two Stars
‑
Very Low emission
42145
The two‑star label identifies personal watercraft, outboard, sterndrive and inboard
engines that meet the Air Resources Board's Personal Watercraft and Outboard
marine engine 2004 exhaust emission standards. Engines meeting these standards
have 20% lower emissions than One Star ‑ Low‑Emission engines.
Three Stars
‑
Ultra Low emission
42146
The three‑star label identifies engines that meet the Air Resources Board's
Personal Watercraft and Outboard marine engine 2008 exhaust emission
standards or the Sterndrive and Inboard marine engine 2003 exhaust emission
standards. Engines meeting these standards have 65% lower emissions than One
Star ‑ Low Emission engines.
Four Stars
‑
Super Ultra Low emission
42155
The four‑star label identifies engines that meet the Air Resources Board's
Sterndrive and Inboard marine engine 2009 exhaust emission standards. Personal
Watercraft and Outboard marine engines may also comply with these standards.
Engines meeting these standards have 90% lower emissions than One Star ‑ Low
Emission engines.