Blue Bird Propane School Bus Certified as Ultra-Low NOx

The U.S. EPA and California Air Resources Board recently signed off on the Blue Bird Vision Propane school bus that is powered by a ROUSH CleanTech propane autogas fuel injection system and Ford 6.8L engine. They emit only 0.02 grams per brake horsepower hour, the lowest levels of oxides of nitrogen (NOx) available from any Class 4 through 7 propane vehicle.

  • Published in News

Reflection on 120 Years of Diesel

No doubt that some vehicles and niche applications will find electrification a good fit, but for the bulk of the diesel sectors of the economy, nothing comes close.

  • Published in Blogs

High Resistance to Low Rolling Resistant Tires

Low rolling resistant tires, or LRRTs, were first developed for the over-the-road trucking industry in response to increased federal scrutiny over corporate average fuel economy for commercial vehicles. So why aren’t more school buses using them?

District Highlights Public CNG Station, Electric Buses

Public motorists east of Los Angeles can now fuel their CNG vehicles at a new Rialto Unified School District school bus facilit. They are also experiencing even better air quality, thanks to the district’s new all-electric buses.

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