rmoparman
Jun 19, 2016Explorer
Lots of Fords
Just got back week in Gettysburg PA. Mostly Fords at campground. People having more faith on the 6.7s after the bad experience from the 6.0.:B
Bedlam wrote:
2004 NOx limits were tightened resulting in more use of EGR
2007 ULSD was introduced along with even tighter NOx limits resulting in colder running engines and DPF
*Introducing DEF aftertreatment allow engine temperatures to rise and reduce particulates without increasing NOx levels
2014 Even lower limits on NOx were pushed through as optional
https://www.dieselnet.com/standards/us/hd.php
https://www.dieselnet.com/standards/us/ld_t2.php
Tier 3 standards start next year and will start applying more strict standards to heavier vehicles than previous tiers.
https://www.dieselnet.com/standards/us/ld_t3.php