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IC Bus adds purpose-built propane school bus offering; PSI 8.8-liter propane engine and Allison transmission

Green Car Congress

Purpose-built for the school bus industry, the CE Series with PSI propane engine is designed to provide diesel-like performance with higher torque at lower engine speeds. The CE Series school bus powered by propane also integrates the Allison 2500 transmission with FuelSense to maximize fuel economy. liter engine.