Deere engines receive Tier 4 certification
Lauren Heartsill Dowdle | September 21, 2010

John Deere Power Systems’ PowerTech PVX 6.8-liter above 130 kilowatts and PowerTech PSX 6.8-liter engine have received EPA Interim Tier 4 and EU Stage III B certification.

John Deere’s PowerTech PVX and PSX 9.0-liter engine models were the first engines to receive EPA and EU Interim Tier 4/Stage III B certification early this year.

Interim Tier 4/Stage III B emissions regulations begin Jan. 1, 2011, for 130-kilowatt and above engines.

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