PSI's new 8.8-liter ultra-low nitrogen oxide (NOx) emission propane engine was recently certified by the U.S. Environmental Protection Agency (EPA) and California Air Resources Board (CARB).
PSI and Navistar’s IC Bus brand spotlighted their long-term partnership during the National Association for Pupil Transportation (NAPT) conference and trade show in Columbus, Ohio, Nov. 2-5, 2019.
PSI’s products were featured by Navistar’s IC Bus during the STN EXPO conference and trade show July 30-31 in Reno, Nev. IC Bus displayed a PSI 8.8-liter engine with both gasoline and propane configurations, showcasing the features of each and demonstrating the ease of service using each fuel type.
The extremely cold Midwest weather in late January, which reached surface temperatures of more than -20 F and windchills of more than -40 F in many areas, was no match for IC Buses powered by PSI’s 8.8-liter gasoline engine.
Navistar’s IC Bus brand highlighted its relationship with PSI at its booth during the National Association for Pupil Transportation Summit (NAPT) show in Kansas City October 27-30.