LOUISVILLE, Ky.--(BUSINESS WIRE)--Coming off a record year of PACCAR MX engine sales in Kenworth trucks, Kenworth is anticipating even further proprietary engine adoption with the PACCAR MX-13. “We’ve ...

Gasoline fumes contain a variety of hydrocarbons that constantly evaporate from the engine and fuel tank into the atmosphere. If the fuel is in the atmosphere, it can cause pollution, even if the ...