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STRONG PARTNERS. TOUGH TRUCKS2011 EPA Tier 4 Interim & EU Stage IIIB Emissions RegulationsFor Engine Power Outputs over 174 hp (130 kW)47. When will ULSD fuel be available?ULSD is available today. ULSD was widely introduced in North America in 2006 and morerecently in the European Union for emission compliant on-highway engines. Cumminsanticipates that ULSD for off-highway applications will be widely available for Tier 4 Interim /Stage IIIB engines in 2011. Both the EPA and EU have a schedule in place with fuel producersand distributors to make ULSD available.48. Can biodiesel fuel be used with Cummins Tier 4 Interim / StageIIIB engines?Cummins Tier 4 Interim / Stage IIIB engines are compatible with Biodieselblends up to B20.Warranty49. Does Tier 4 Interim / Stage IIIB technology change the current warrantycoverage on engines?Current engine warranty will become a broader engine and system warranty for Tier 4 Interim /Stage IIIB by incorporating the Diesel Particulate Filter after treatment and Direct Flow air cleanerhousing. Warranty hours, terms and conditions remain unchanged for Tier 4 Interim / Stage IIIB.50. What happens if Tier 4 Interim / Stage IIIB engines are operated outside of theirintended emissions region?Tier 4 Interim / Stage IIIB engines and after treatment which are exported and operated outsideof their intended emissions region will not carry a warranty. The very low emissions levels forTier 4 Interim / Stage IIIB require specific technology that is not appropriate for regions with lessrigorous standards.Since emissions standards vary across the world, Hyster designs its products to meet thestandards of an individual country and/or emissions region. Dealers and customers shouldcarefully select the correct engine to meet the emissions requirements of their respective country.18