At its press conference at the Mid-America Trucking Show in Louisville, Ky., Cummins announced its 2013 engine lineup will offer 2 percent better fuel economy than its 2012 engines. The 2013 lineup ...

The ISX12 heavy-duty engine delivers fuel economy improvements of up to 5% in regional haul applications and as much as 12% in vocational applications over the ISX11.9.

Jacobs Vehicle Systems, a manufacturer of heavy- duty diesel engine retarding systems and valve actuation mechanisms, announced that it has developed its first natural gas engine brake for the Cummins ...

Independent engine maker Cummins Inc. supplied the most Class 8 diesel engines overall in 2018, and set a record for its heavier-displacement units used in one of the strongest years on record for new ...

Most of today’s natural gas engines are based on proven diesel designs. For example, there is more than 80 percent parts commonality between the Cummins ISL diesel engine and the Cummins-Westport ...