We may receive a commission on purchases made from links. Diesel engines are known for their fuel efficiency and high torque delivery, but freezing temperatures can push them to the limit. When the ...

All vehicles become less efficient in cold weather. In a recent study, researchers in freezing Finland focused on whether engine block heaters could help increase efficiency in internal-combustion ...

RC Willey has over 60 vehicles at their distribution center in Salt Lake City and does hundreds of deliveries a day. Rocky Mountain Power's Wattsmart Business program helped them install engine block ...

Anchorage auto mechanic Bret Moffet stood underneath a forest green pickup truck last week that was hoisted about seven feet in the air. He used a long wrench to unscrew a bolt hidden deep in a maze ...

Heat is a byproduct of combustion. Both air-cooled and water-cooled engines need to dissipate that heat to keep the engine from running too hot. Can piston rings play a role in managing that heat?