Chris Rasmussen, President of Emissions Guru Inc. speaks to fleet owners at Morbark's "demo days" about topics associated with engine emissions regulations, compliance, reduction and the new EPA Tier 4i engine requirements.

Tier 4i cause and effect

Chris Rasmussen breaks down the effects of proper and improper use and care of Tier 4i diesel engines.

Tier 1 to Tier 4i EGR system by Chris Rasmussen

Chris Rasmussen illustrates the "evolution of diesel engine EPA tier levels" in layman's terms. Watch as Chris walks you through the differences between Tier level diesel engines in under three minutes!

Chris Rasmussen on EPA non-attainment

Chris Rasmussen discusses why individual U.S. States enact more stringent emissions regulations for mobile and stationary engine sources.